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Item 6. EXHIBITS.

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Item 6. EXHIBITS.

EXHIBIT INDEX

Exhibit No.RegistrantExhibit
4.1UAL UnitedSixth Supplemental Indenture, dated as of February 2, 2026, among United Airlines Holdings, Inc., United Airlines, Inc. and The Bank of New York Mellon Trust Company, N.A., as Trustee (filed as Exhibit 4.2 to UAL's Form 8-K filed February 2, 2026 and incorporated herein by reference)
4.2UAL UnitedForm of 5.375% Senior Notes due 2031 (filed as Exhibit 4.3 to UAL's Form 8-K filed February 2, 2026 and incorporated herein by reference)
4.3UAL UnitedForm of Notation of Note Guarantee for the 5.375% Senior Notes due 2031 (filed as Exhibit 4.4 to UAL's Form 8-K filed February 2, 2026 and incorporated herein by reference)
4.4UAL UnitedSeventh Supplemental Indenture, dated as of February 6, 2026, among United Airlines Holdings, Inc., United Airlines, Inc. and The Bank of New York Mellon Trust Company, N.A., as Trustee (filed as Exhibit 4.2 to UAL's Form 8-K filed February 6, 2026 and incorporated herein by reference)
4.5UAL UnitedForm of 4.875% Senior Notes due 2029 (filed as Exhibit 4.3 to UAL's Form 8-K filed February 6, 2026 and incorporated herein by reference)
4.6UAL UnitedForm of Notation of Note Guarantee for the 4.875% Senior Notes due 2029 (filed as Exhibit 4.4 to UAL's Form 8-K filed February 6, 2026 and incorporated herein by reference)
10.1UAL UnitedAmendment No. 4 to Term Loan Credit and Guaranty Agreement, dated as of February 3, 2026, among United Airlines, Inc., United Airlines Holdings, Inc., and JPMorgan Chase Bank, N.A., as fronting lender and as administrative agent (filed as Exhibit 10.118 to UAL's Form 10-K for the year ended December 31, 2025 and incorporated herein by reference)
†10.2UALForm of Restricted Stock Unit Award Notice pursuant to the United Airlines Holdings, Inc. Amended and Restated 2021 Incentive Compensation Plan
†10.3UALForm of Performance-Based Restricted RSU Award Notice pursuant to the United Airlines Holdings, Inc. Amended and Restated 2021 Incentive Compensation Plan
^10.4UAL UnitedAmendment No. 10, dated as of February 27, 2026, to the Amended and Restated A350-900 Purchase Agreement, dated as of September 1, 2017, including a letter agreement related thereto, between Airbus S.A.S. and United Airlines, Inc.
^10.5UAL UnitedLetter Agreement No. UAL-MISC-2601694, dated March 27, 2026, to Aircraft Purchase Agreement Nos. 04815, 03776 and 04761 (and related Aircraft General Terms Agreements) between The Boeing Company and United Airlines, Inc.
31.1UALCertification of the Principal Executive Officer of United Airlines Holdings, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002)
31.2UALCertification of the Principal Financial Officer of United Airlines Holdings, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002)
31.3UnitedCertification of the Principal Executive Officer of United Airlines, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002)
31.4UnitedCertification of the Principal Financial Officer of United Airlines, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002)
32.1UALCertification of the Chief Executive Officer and Chief Financial Officer of United Airlines Holdings, Inc. Pursuant to 18 U.S.C. 1350 (Section 906 of the Sarbanes-Oxley Act of 2002)
32.2UnitedCertification of the Chief Executive Officer and Chief Financial Officer of United Airlines, Inc. Pursuant to 18 U.S.C. 1350 (Section 906 of the Sarbanes-Oxley Act of 2002)
101UAL UnitedThe following financial statements from the combined Quarterly Report of UAL and United on Form 10-Q for the quarter ended March 31, 2026, formatted in Inline XBRL: (i) Statements of Consolidated Operations, (ii) Statements of Consolidated Comprehensive Income, (iii) Consolidated Balance Sheets, (iv) Condensed Statements of Consolidated Cash Flows, (v) Statements of Consolidated Stockholders' Equity and (vi) Combined Notes to Condensed Consolidated Financial Statements, tagged as blocks of text and including detailed tags.
104UAL UnitedCover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.
†Indicates management contract or compensatory plan or arrangement. Pursuant to Item 601(b)(10), United is permitted to omit certain compensation-related exhibits from this report and therefore only UAL is identified as the registrant for purposes of those items.
^Portions of the referenced exhibit have been omitted pursuant to Item 601(b) of Regulation S-K.
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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, each registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

United Airlines Holdings, Inc.
(Registrant)
Date:April 22, 2026By:/s/ Brigitte Bokemeier
Brigitte Bokemeier Vice President and Controller (Duly Authorized Officer and Principal Accounting Officer)
United Airlines, Inc.
(Registrant)
Date:April 22, 2026By:/s/ Brigitte Bokemeier
Brigitte Bokemeier Vice President and Controller (Duly Authorized Officer and Principal Accounting Officer)

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