UAL 10-K Annual Report Dec. 31, 2017 | Alphaminr
United Airlines Holdings, Inc.
ALPHAMINR

UAL 10-K Fiscal year ended Dec. 31, 2017

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UNITED AIRLINES HOLDINGS, INC.
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TABLE OF CONTENTS
Part IItem 1. BusinessItem 1A. Risk FactorsItem 1B. Unresolved Staff CommentsItem 2. PropertiesItem 3. Legal ProceedingsItem 4. Mine Safety DisclosuresPart IIItem 5. Market For Registrant S Common Equity, Related Stockholder Matters and Issuer Purchases Of Equity SecuritiesItem 6. Selected Financial DataItem 7. Management S Discussion and Analysis Of Financial Condition and Results Of OperationsItem 7A. Quantitative and Qualitative Disclosures About Market RiskItem 8. Financial Statements and Supplementary DataNote 1 - Significant Accounting PoliciesNote 2 - Goodwill and Other Intangible AssetsItem Asset Life (a) Gross Carryingamount Accumulatedamortization Gross Carryingamount AccumulatedamortizationNote 3 Common Stockholders Equity and Preferred SecuritiesNote 4 - Earnings Per ShareNote 5 - Share-based Compensation PlansNote 6 - Accumulated Other Comprehensive Income (loss)Note 7 - Income TaxesNote 8 - Pension and Other Postretirement PlansNote 9 - Fair Value Measurements and InvestmentsNote 10 - DebtNote 11 - Leases and Capacity Purchase AgreementsNote 12 - Variable Interest EntitiesNote 13 - Commitments and ContingenciesNote 14 - Special ChargesNote 15 - Segment InformationNote 16 - Selected Quarterly Financial Data (unaudited)Item 9. Changes in and Disagreements with Accountants on Accounting and Financial DisclosureItem 9A. Controls and ProceduresItem 9B. Other InformationPart IIIItem 10. Directors, Executive Officers and Corporate GovernanceItem 11. Executive CompensationItem 12. Security Ownership Of Certain Beneficial Owners and Management and Related Stockholder MattersItem 13. Certain Relationships and Related Transactions, and Director IndependenceItem 14. Principal Accountant Fees and ServicesPart IVItem 15. Exhibits and Financial Statement SchedulesItem 16. Form 10-k Summary. None. 132Item 16. Form 10-k Summary

Exhibits

*^10.110 UALUnited Supplemental Agreement No.17, including side letters, to Purchase Agreement No.1951, dated May 16, 2000 (filed as Exhibit 10.2 to Continentals Form10-Qfor the quarter ended June 30, 2000, Commission file number1-10323,and incorporated herein by reference) *^10.111 UALUnited Supplemental Agreement No.18, including side letters, to Purchase Agreement No.1951, dated September 11, 2000 (filed as Exhibit 10.6 to Continentals Form10-Qfor the quarter ended September 30, 2000, Commission file number1-10323,and incorporated herein by reference) *^10.112 UALUnited Supplemental Agreement No.19, including side letters, to Purchase Agreement No.1951, dated October 31, 2000 (filed as Exhibit 10.20(t) to Continentals Form10-Kfor the year ended December 31, 2000, Commission file number1-10323,and incorporated herein by reference) *^10.113 UALUnited Supplemental Agreement No.20, including side letters, to Purchase Agreement No.1951, dated December 21, 2000 (filed as Exhibit 10.20(u) to Continentals Form10-Kfor the year ended December 31, 2000, Commission file number1-10323,and incorporated herein by reference) *^10.114 UALUnited Supplemental Agreement No.21, including side letters, to Purchase Agreement No.1951, dated March 30, 2001 (filed as Exhibit 10.1 to Continentals Form10-Qfor the quarter ended March 31, 2001, Commission file number1-10323,and incorporated herein by reference) *^10.115 UALUnited Supplemental Agreement No.22, including side letters, to Purchase Agreement No.1951, dated May 23, 2001 (filed as Exhibit 10.3 to Continentals Form10-Qfor the quarter ended June 30, 2001, Commission file number1-10323,and incorporated herein by reference) *^10.116 UALUnited Supplemental Agreement No.23, including side letters, to Purchase Agreement No.1951, dated June 29, 2001 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended June 30, 2001, Commission file number1-10323,and incorporated herein by reference) *^10.117 UALUnited Supplemental Agreement No.24, including side letters, to Purchase Agreement No.1951, dated August 31, 2001 (filed as Exhibit 10.11 to Continentals Form10-Qfor the quarter ended September 30, 2001, Commission file number1-10323,and incorporated herein by reference) *^10.118 UALUnited Supplemental Agreement No.25, including side letters, to Purchase Agreement No.1951, dated December 31, 2001 (filed as Exhibit 10.22(z) to Continentals Form10-Kfor the year ended December 31, 2001, Commission file number1-10323,and incorporated herein by reference) *^10.119 UALUnited Supplemental Agreement No.26, including side letters, to Purchase Agreement No.1951, dated March 29, 2002 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended March 31, 2002, Commission file number1-10323,and incorporated herein by reference) *^10.120 UALUnited Supplemental Agreement No.27, including side letters, to Purchase Agreement No.1951, dated November 6, 2002 (filed as Exhibit 10.22(ab) to Continentals Form10-Kfor the year ended December 31, 2002, Commission file number1-10323,and incorporated herein by reference) *^10.121 UALUnited Supplemental Agreement No.28, including side letters, to Purchase Agreement No.1951, dated April 1, 2003 (filed as Exhibit 10.6 to Continentals Form10-Qfor the quarter ended March 31, 2003, Commission file number1-10323,and incorporated herein by reference) *^10.122 UALUnited Supplemental Agreement No.29, including side letters, to Purchase Agreement No.1951, dated August 19, 2003 (filed as Exhibit 10.2 to Continentals Form10-Qfor the quarter ended September 30, 2003, Commission file number1-10323,and incorporated herein by reference) *^10.123 UALUnited Supplemental Agreement No.30 to Purchase Agreement No.1951, dated November 4, 2003 (filed as Exhibit 10.23(ae) to Continentals Form10-Kfor the year ended December 31, 2003, Commission file number1-10323,and incorporated herein by reference) *^10.124 UALUnited Supplemental Agreement No.31 to Purchase Agreement No.1951, dated August 20, 2004 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended September 30, 2004, Commission file number1-10323,and incorporated herein by reference) *^10.125 UALUnited Supplemental Agreement No.32, including side letters, to Purchase Agreement No.1951, dated December 29, 2004 (filed as Exhibit 10.21(ag) to Continentals Form10-Kfor the year ended December 31, 2004, Commission file number1-10323,and incorporated herein by reference) *^10.126 UALUnited Supplemental Agreement No.33, including side letters, to Purchase Agreement No.1951, dated December 29, 2004 (filed as Exhibit 10.21(ah) to Continentals Form10-Kfor the year ended December 31, 2004, Commission file number1-10323,and incorporated herein by reference) *^10.127 UALUnited Supplemental Agreement No.34 to Purchase Agreement No.1951, dated June 22, 2005 (filed as Exhibit 10.3 to Continentals Form10-Qfor the quarter ended June 30, 2005, Commission file number1-10323,and incorporated herein by reference) *^10.128 UALUnited Supplemental Agreement No.35 to Purchase Agreement No.1951, dated June 30, 2005 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended June 30, 2005, Commission file number1-10323,and incorporated herein by reference) *^10.129 UALUnited Supplemental Agreement No.36 to Purchase Agreement No.1951, dated July 28, 2005 (filed as Exhibit 10.1 to Continentals Form10-Qfor the quarter ended September 30, 2005, Commission file number1-10323,and incorporated herein by reference) *^10.130 UALUnited Supplemental Agreement No.37 to Purchase Agreement No.1951, dated March 30, 2006 (filed as Exhibit 10.2 to Continentals Form10-Qfor the quarter ended March 31, 2006, Commission file number1-10323,and incorporated herein by reference) *^10.131 UALUnited Supplemental Agreement No.38 to Purchase Agreement No.1951, dated June 6, 2006 (filed as Exhibit 10.3 to Continentals Form10-Qfor the quarter ended June 30, 2006, Commission file number1-10323,and incorporated herein by reference) *^10.132 UALUnited Supplemental Agreement No.39 to Purchase Agreement No.1951, dated August 3, 2006 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended September 30, 2006, Commission file number1-10323,and incorporated herein by reference) *^10.133 UALUnited Supplemental Agreement No.40 to Purchase Agreement No.1951, dated December 5, 2006 (filed as Exhibit 10.23(ao) to Continentals Form10-Kfor the year ended December 31, 2006, Commission file number1-10323,and incorporated herein by reference) *^10.134 UALUnited Supplemental Agreement No.41 to Purchase Agreement No.1951, dated June 1, 2007 (filed as Exhibit 10.1 to Continentals Form10-Qfor the quarter ended June 30, 2007, Commission file number1-10323,and incorporated herein by reference) *^10.135 UALUnited Supplemental Agreement No.42 to Purchase Agreement No.1951, dated June 12, 2007 (filed as Exhibit 10.2 to Continentals Form10-Qfor the quarter ended June 30, 2007, Commission file number1-10323,and incorporated herein by reference) *^10.136 UALUnited Supplemental Agreement No.43 to Purchase Agreement No.1951, dated July 18, 2007 (filed as Exhibit 10.1 to Continentals Form10-Qfor the quarter ended September 30, 2007, Commission file number1-10323,and incorporated herein by reference) *^10.137 UALUnited Supplemental Agreement No.44 to Purchase Agreement No.1951, dated December 7, 2007 (filed as Exhibit 10.21(as) to Continentals Form10-Kfor the year ended December 31, 2007, Commission file number1-10323,and incorporated herein by reference) *^10.138 UALUnited Supplemental Agreement No.45 to Purchase Agreement No.1951, dated February 20, 2008 (filed as Exhibit 10.2 to Continentals Form10-Qfor the quarter ended March 31, 2008, Commission file number1-10323,and incorporated herein by reference) *^10.139 UALUnited Supplemental Agreement No.46 to Purchase Agreement No.1951, dated June 25, 2008 (filed as Exhibit 10.5 to Continentals Form10-Qfor the quarter ended June 30, 2008, Commission file number1-10323,and incorporated herein by reference) *^10.140 UALUnited Supplemental Agreement No.47 to Purchase Agreement No.1951, dated October 30, 2008 (filed as Exhibit 10.21(av) to Continentals Form10-Kfor the year ended December 31, 2008, Commission file number1-10323,and incorporated herein by reference) *^10.141 UALUnited Supplemental Agreement No.48 to Purchase Agreement No.1951, dated January 29, 2009 (filed as Exhibit 10.3 to Continentals Form10-Qfor the quarter ended June 30, 2009, Commission file number1-10323,and incorporated herein by reference) *^10.142 UALUnited Supplemental Agreement No.49 to Purchase Agreement No.1951, dated May 1, 2009 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended June 30, 2009, Commission file number1-10323,and incorporated herein by reference) *^10.143 UALUnited Supplemental Agreement No.50 to Purchase Agreement No.1951, dated July 23, 2009 (filed as Exhibit 10.2 to Continentals Form10-Qfor the quarter ended September 30, 2009, Commission file number1-10323,and incorporated herein by reference) *^10.144 UALUnited Supplemental Agreement No.51 to Purchase Agreement No.1951, dated August 5, 2009 (filed as Exhibit 10.3 to Continentals Form10-Qfor the quarter ended September 30, 2009, Commission file number1-10323,and incorporated herein by reference) *^10.145 UALUnited Supplemental Agreement No.52 to Purchase Agreement No.1951, dated August 31, 2009 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended September 30, 2009, Commission file number1-10323,and incorporated herein by reference) *^10.146 UALUnited Supplemental Agreement No.53 to Purchase Agreement No.1951, dated December 23, 2009 (filed as Exhibit 10.22(bb) to Continentals Form10-Kfor the year ended December 31, 2009, Commission file number1-10323,and incorporated herein by reference) *^10.147 UALUnited Supplemental Agreement No.54 to Purchase Agreement No.1951, dated March 2, 2010 (filed as Exhibit 10.2 to Continentals Form10-Qfor the quarter ended March 31, 2010, Commission file number1-10323,and incorporated herein by reference) *^10.148 UALUnited Supplemental Agreement No.55 to Purchase Agreement No.1951, dated March 31, 2010 (filed as Exhibit 10.3 to Continentals Form10-Qfor the quarter ended March 31, 2010, Commission file number1-10323,and incorporated herein by reference) *^10.149 UALUnited Supplemental Agreement No.56 to Purchase Agreement No.1951, dated August 12, 2010 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended September 30, 2010, Commission File Number1-10323,and incorporated herein by reference) *^10.150 UALUnited Supplemental Agreement No.57 to Purchase Agreement No.1951, dated March2, 2011 (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended March31, 2011, Commission file number1-6033,and incorporated herein by reference) *^10.151 UALUnited Supplemental Agreement No.58 to Purchase Agreement No.1951, dated January 6, 2012 (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended March31, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.152 UALUnited Supplemental Agreement No.59 to Purchase Agreement No.1951, dated July 12, 2012 (filed as Exhibit 10.5 to UALs Form10-Qfor the quarter ended September 30, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.153 UALUnited Supplemental Agreement No.60 to Purchase Agreement No.1951, dated November 7, 2012 (filed as Exhibit 10.2 to UALs Form10-Qfor the quarter ended June30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.154 UALUnited Supplemental Agreement No.61 to Purchase Agreement No.1951, dated September 11, 2013 (filed as Exhibit 10.1 for the quarter ended September30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.155 UALUnited Supplemental Agreement No.62 to Purchase Agreement No.1951, dated January 14, 2015 (filed as Exhibit 10.3 for the quarter ended March31, 2015, Commission file number1-6033,and incorporated herein by reference) *^10.156 UALUnited Supplemental Agreement No.63 to Purchase Agreement No.1951, dated May 26, 2015 (filed as Exhibit 10.1 for the quarter ended June30, 2015, Commission file number1-10323,and incorporated herein by reference) *^10.157 UALUnited Supplemental Agreement No.64 to Purchase Agreement No.1951, dated June 12, 2015 (filed as Exhibit 10.2 for the quarter ended June30, 2015, Commission file number1-10323,and incorporated herein by reference) *^10.159 UALUnited Letter Agreement6-1162-CHL-048,dated February8, 2002, by and among Continental and Boeing (filed as Exhibit 10.44 to Continentals Form10-Kfor the year ended December31, 2001, Commission file number1-10323,and incorporated herein by reference) *^10.160 UALUnited Purchase Agreement No.2484, including exhibits and side letters, dated December 29, 2004, by and among Continental and Boeing (filed as Exhibit 10.27 to Continentals Form10-Kfor the year ended December 31, 2004, Commission file number1-10323,and incorporated herein by reference) *^10.161 UALUnited Supplemental Agreement No.1 to Purchase Agreement No.2484, dated June 30, 2005 (filed as Exhibit 10.5 to Continentals Form10-Qfor the quarter ended June 30, 2005, Commission file number1-10323,and incorporated herein by reference) *^10.162 UALUnited Supplemental Agreement No.2, including exhibits and side letters, to Purchase Agreement No.2484, dated January 20, 2006 (filed as Exhibit 10.27(b) to Continentals Form10-Kfor the year ended December 31, 2005, Commission file number1-10323,and incorporated herein by reference) *^10.163 UALUnited Supplemental Agreement No.3 to Purchase Agreement No.2484, dated May 3, 2006 (filed as Exhibit 10.4 to Continentals Form10-Qfor the quarter ended June 30, 2006, Commission file number1-10323,and incorporated herein by reference) *^10.164 UALUnited Supplemental Agreement No.4 to Purchase Agreement No.2484, dated July 14, 2006 (filed as Exhibit 10.5 to Continentals Form10-Qfor the quarter ended September 30, 2006, Commission file number1-10323,and incorporated herein by reference) *^10.165 UALUnited Supplemental Agreement No.5 to Purchase Agreement No.2484, dated March 12, 2007 (filed as Exhibit 10.1 to Continentals Form10-Qfor the quarter ended March 31, 2007, Commission file number1-10323,and incorporated herein by reference) *^10.166 UALUnited Supplemental Agreement No.6 to Purchase Agreement No.2484, dated October 22, 2008 (filed as Exhibit 10.25(f) to Continentals Form10-Kfor the year ended December 31, 2008, Commission file number1-10323,and incorporated herein by reference) *^10.167 UALUnited Supplemental Agreement No.7 to Purchase Agreement No.2484, dated November 7, 2012 (filed as Exhibit 10.179 to UALs Form10-Kfor the year ended December31, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.168 UALUnited Supplemental Agreement No.8 to Purchase Agreement No.2484, dated June 17, 2013 (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended June30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.169 UALUnited Supplemental Agreement No.9 to Purchase Agreement No.2484, dated June 6, 2014 (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended June30, 2014, Commission file number1-6033,and incorporated herein by reference) *^10.170 UALUnited Supplemental Agreement No.10 to Purchase Agreement No.2484, dated January 14, 2015 (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended March31, 2015, Commission file number1-6033,and incorporated herein by reference) *^10.171 UALUnited Supplemental Agreement No.11 to Purchase Agreement No.2484, dated April 30, 2015 (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended June30, 2015, Commission file number1-10323,and incorporated herein by reference) *^10.172 UALUnited Amended and Restated Letter Agreement No.11, dated August 8, 2005, by and among Continental and General Electric Company (filed as Exhibit 10.3 to Continentals Form10-Qfor the quarter ended September30, 2005, Commission file number1-10323,and incorporated herein by reference) *^10.173 UALUnited Agreement, dated May 7, 2003, by and among Continental and the United States of America, acting through the Transportation Security Administration (filed as Exhibit 10.1 to Continentals Form10-Qfor the quarter ended June30, 2003, Commission file number1-10323,and incorporated herein by reference) *^10.174 UALUnited Purchase Agreement No.PA-03784,dated July 12, 2012, between The Boeing Company and United Air Lines, Inc. (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended September30, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.175 UALUnited Supplemental Agreement No.01 to Purchase Agreement No.PA-03784,dated September 27, 2012 (filed as Exhibit 10.2 to UALs Form10-Qfor the quarter ended September 30, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.176 UALUnited Supplemental Agreement No.02 to Purchase Agreement NumberPA-03784,dated March 1, 2013 (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended June30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.177 UALUnited Supplemental Agreement No.03 to Purchase Agreement NumberPA-03784,dated June 27, 2013 (filed as Exhibit 10.7 to UALs Form10-Qfor the quarter ended June30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.178 UALUnited Supplemental Agreement No.04 to Purchase Agreement NumberPA-03784,dated September 11, 2013 (filed as Exhibit 10.2 to UALs Form10-Qfor the quarter ended September 30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.179 UALUnited Supplemental Agreement No.05 to Purchase Agreement NumberPA-03784,dated March 3, 2014 (filed as Exhibit 10.2 to UALs Form10-Qfor the quarter ended June30, 2014, Commission file number1-6033and incorporated herein by reference) *^10.180 UALUnited Supplemental Agreement No.06 to Purchase Agreement NumberPA-03784,dated June 6, 2014 (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended June30, 2014, Commission file number1-6033,and incorporated herein by reference) *^10.181 UALUnited Supplemental Agreement No.07 to Purchase Agreement NumberPA-03784,dated May 26, 2015 (filed as Exhibit 10.6 to UALs Form10-Qfor the quarter ended June30, 2015, Commission file number1-10323and incorporated herein by reference) *^10.182 UALUnited Supplemental Agreement No.08 to Purchase Agreement NumberPA-03784,dated June 12, 2015 (filed as Exhibit 10.7 to UALs Form10-Qfor the quarter ended June30, 2015, Commission file number1-10323and incorporated herein by reference) *^10.183 UALUnited Supplemental Agreement No.9 to Purchase Agreement No.03784, dated January 20, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.2 to UALs Form10-Qfor the quarter ended March 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.184 UALUnited Supplemental Agreement No.10 to Purchase Agreement No.03784, dated February 8, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended March 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.185 UALUnited Supplemental Agreement No.11 to Purchase Agreement Number No.03784, dated March 7, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.6 to UALs Form10-Qfor the quarter ended March 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.186 UALUnited Supplemental Agreement No.12 to Purchase Agreement No.03784, dated June 24, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.7 to UALs Form10-Qfor the quarter ended June 30, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.187 UALUnited Supplemental Agreement No.13 to Purchase Agreement No.03784, dated December 27, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.174 to UALs Form10-Kfor the year ended December 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.188 UALUnited Purchase Agreement No.PA-03776,dated July 12, 2012, between The Boeing Company and United Continental Holdings, Inc. (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended September30, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.189 UALUnited Supplemental Agreement No.01 to Purchase Agreement No.03776, dated June 17, 2013 (filed as Exhibit 10.5 to UALs Form10-Qfor the quarter ended June30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.190 UALUnited Purchase Agreement Assignment to Purchase Agreement No.03776, dated October 23, 2013, between United Continental Holdings, Inc. and United Airlines, Inc. (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended September30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.191 UALUnited Supplemental Agreement No.02 to Purchase Agreement No.03776, dated January 14, 2015 (filed as Exhibit 10.5 to UALs Form10-Qfor the quarter ended March31, 2015, Commission file number1-6033,and incorporated herein by reference) *^10.192 UALUnited Supplemental Agreement No.03 to Purchase Agreement No.03776, dated May 26, 2015 (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended June30, 2015, Commission file number1-10323,and incorporated herein by reference) *^10.193 UALUnited Supplemental Agreement No.04 to Purchase Agreement No.03776, dated June 12, 2015 (filed as Exhibit 10.5 to UALs Form10-Qfor the quarter ended June30, 2015, Commission file number1-10323,and incorporated herein by reference) *^10.194 UALUnited Supplemental Agreement No.5 to Purchase Agreement No.03776, dated January 20, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended March 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.195 UALUnited Supplemental Agreement No.6 to Purchase Agreement No.03776, dated February 8, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended March 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.196 UALUnited Supplemental Agreement No.7 to Purchase Agreement No.03776, dated December 27, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.183 to UALs Form10-Kfor the year ended December 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.197 UALUnited Supplemental Agreement No.8, including exhibits and side letters, to Purchase Agreement No.03776, dated June 7, 2017, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended June 30, 2017, Commission file number1-6033,and incorporated herein by reference) *^10.198 UALUnited Supplemental Agreement No.9, including exhibits and side letters, to Purchase Agreement No.03776, dated June 15, 2017, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended June 30, 2017, Commission file number1-6033,and incorporated herein by reference) *^10.199 UALUnited Letter Agreement No.6-1162-KKT-080,dated July12, 2012, among Boeing, United Continental Holdings, Inc., United Air Lines, Inc., and Continental Airlines, Inc. (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended September30, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.200 UALUnited Purchase Agreement No.3860, dated September 27, 2012, between Boeing and United Air Lines, Inc. (filed as Exhibit 10.6 to UALs Form10-Qfor the quarter ended September 30, 2012, Commission file number1-6033,and incorporated herein by reference) *^10.201 UALUnited Supplemental Agreement No.1 to Purchase Agreement No.3860, dated June 17, 2013 (filed as Exhibit 10.6 to UALs Form10-Qfor the quarter ended June30, 2013, Commission file number1-6033,and incorporated herein by reference) *^10.202 UALUnited Supplemental Agreement No.2 to Purchase Agreement No.3860, dated December 16, 2013 (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended June30, 2014, Commission file number1-6033,and incorporated herein by reference) *^10.203 UALUnited Supplemental Agreement No.3 to Purchase Agreement No.3860, dated as of July 22, 2014 (filed as Exhibit 10.3 to UALs Form10-Qfor the quarter ended September 30, 2014, Commission file number1-6033,and incorporated herein by reference) *^10.204 UALUnited Supplemental Agreement No.4 to Purchase Agreement No.3860, dated as of January 14, 2015 (filed as Exhibit 10.6 to UALs Form10-Qfor the quarter ended March31, 2015, Commission file number1-6033,and incorporated herein by reference) *^10.205 UALUnited Supplemental Agreement No.5 to Purchase Agreement No.3860, dated as of April 30, 2015 (filed as Exhibit 10.8 to UALs Form10-Qfor the quarter ended June30, 2015, Commission file number1-10323,and incorporated herein by reference) *^10.206 UALUnited Supplemental Agreement No.6 to Purchase Agreement No.3860, dated as of December 31, 2015 (filed as Exhibit 10.178 to UALs Form10-Kfor the year ended December31, 2015, Commission file number1-6033,and incorporated herein by reference) *^10.207 UALUnited Supplemental Agreement No.7 to Purchase Agreement No.3860, dated March 7, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.5 to UALs Form10-Qfor the quarter ended March 31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.208 UALUnited Letter Agreement to Purchase Agreement No.3860, dated May 5, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.5 to UALs Form10-Qfor the quarter ended June 30, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.209 UALUnited Supplemental Agreement No.8, including exhibits and side letters, to Purchase Agreement No.3860, Dated June 15, 2017, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.5 to UALs Form10-Qfor the quarter ended June 30, 2017, Commission file number1-6033,and incorporated herein by reference) *^10.210 UALUnited Letter Agreement No.UAL-LA-1604287to Purchase Agreement Nos. 3776, 3784 and 3860, dated December27, 2016, between The Boeing Company and United Airlines, Inc. (filed as Exhibit 10.194 to UALs Form10-Kfor the year ended December31, 2016, Commission file number1-6033,and incorporated herein by reference) *^10.211 UALUnited Amendment No.3, dated March14, 2017, to Airbus A350-900XWB Purchase Agreement, dated March 5, 2010, between Airbus S.A.S. and United Airlines, Inc. (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended March 31, 2017, Commission file number1-6033,and incorporated herein by reference) *^10.212 UALUnited Amended andRestatedA350-900PurchaseAgreement, dated September 1, 2017, including letter agreements related thereto, between Airbus S.A.S. and United Airlines, Inc. (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended September 30, 2017, Commission file number1-6033,and incorporated herein by reference) *10.213 UALUnited Credit and Guaranty Agreement, dated as of March27, 2013, among Continental Airlines, Inc. and United Air Lines, Inc., asco-borrowers,United Continental Holdings, Inc., as parent and a guarantor, the subsidiaries of United Continental Holdings, Inc. other than theco-borrowersparty thereto from time to time, as guarantors, the lenders party thereto from time to time, and JPMorgan Chase Bank, N.A., as administrative agent (filed as Exhibit 10.1 to UALs Form8-Kfiled March28, 2013, Commission file number1-6033,and incorporated herein by reference) *10.214 UALUnited First Amendment to Credit and Guaranty Agreement, dated as of March27, 2014 (filed as Exhibit 10.1 to UALs Form10-Qfor the quarter ended March31, 2014, Commission file number1-6033,and incorporated herein by reference) *10.215 UALUnited Second Amendment to Credit and Guaranty Agreement, dated as of July25, 2014 (filed as Exhibit 10.1 to UALs Form8-Kfiled September19, 2014, Commission file number1-6033,and incorporated herein by reference) *10.216 UALUnited Third Amendment to Credit and Guaranty Agreement, dated as of September15, 2014 (filed as Exhibit 10.2 to UALs Form8-Kfiled September19, 2014, Commission file number1-6033,and incorporated herein by reference) *10.217 UALUnited Fourth Amendment to Credit and Guaranty Agreement, dated as of May24, 2016 (filed as Exhibit 10.4 to UALs Form10-Qfor the quarter ended June30, 2016, Commission file number1-6033,and incorporated herein by reference) *10.218 UALUnited Amended and Restated Credit and Guaranty Agreement, dated as of March 29, 2017, among United Airlines, Inc., as borrower, United Continental Holdings, Inc., as parent and a guarantor, the subsidiaries of United Continental Holdings, Inc. from time to time party thereto other than the borrower party thereto from time to time, as guarantors, the lenders from time to time party thereto and JPMorgan Chase Bank, N.A., as administrative agent (filed as Exhibit 10.1 to UALs Form8-Kfiled April3, 2017, Commission file number1-6033,and incorporated herein by reference) 10.219 UALUnited First Amendment, dated as of November15, 2017, to Amended and Restated Credit Guaranty Agreement 12.1 UAL United Continental Holdings, Inc. and Subsidiary Companies Computation of Ratio of Earnings to Fixed Charges 12.2 United United Airlines, Inc. and Subsidiary Companies Computation of Ratio of Earnings to Fixed Charges 21 UALUnited List of United Continental Holdings, Inc. and United Airlines, Inc. Subsidiaries 23.1 UAL Consent of Independent Registered Public Accounting Firm (Ernst& Young LLP) for United Continental Holdings, Inc. 23.2 United Consent of Independent Registered Public Accounting Firm (Ernst& Young LLP) for United Airlines, Inc. 31.1 UAL Certification of the Principal Executive Officer of United Continental Holdings, Inc. pursuant to 15 U.S.C. 78m(a)or 78o(d) (Section302 of the Sarbanes-Oxley Act of 2002) 31.2 UAL Certification of the Principal Financial Officer of United Continental Holdings, Inc. pursuant to 15 U.S.C. 78m(a)or 78o(d) (Section302 of the Sarbanes-Oxley Act of 2002) 31.3 United Certification of the Principal Executive Officer of United Airlines, Inc. pursuant to 15 U.S.C. 78m(a)or 78o(d) (Section302 of the Sarbanes-Oxley Act of 2002) 31.4 United Certification of the Principal Financial Officer of United Airlines, Inc. pursuant to 15 U.S.C. 78m(a)or 78o(d) (Section302 of the Sarbanes-Oxley Act of 2002) 32.1 UAL Certification of the Chief Executive Officer and Chief Financial Officer of United Continental Holdings, Inc. pursuant to 18 U.S.C. 1350 (Section906 of the Sarbanes-Oxley Act of 2002) 32.2 United Certification of the Chief Executive Officer and Chief Financial Officer of United Airlines, Inc. pursuant to 18 U.S.C. 1350 (Section906 of the Sarbanes-Oxley Act of 2002)