Results of Operations · Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 24, 2025 AMERICAN AIRLINES GROUP INC. AMERICAN AIRLINES, INC. (Exact name of registrant as specified in its charter) Delaware   1-8400   75-1825172 Delaware   1-2691   13-1502798 (State or other Jurisdiction of Incorporation)   (Commission File Number)   (IRS Employer Identification No.)   1 Skyview Drive, Fort Worth, Texas   76155 1 Skyview Drive, Fort Worth, Texas   76155 (Address of principal executive offices)   (Zip Code) Registrant’s telephone number, including area code: ( 682 ) 278-9000 ( 682 ) 278-9000 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each class   Trading Symbol(s)   Name of each exchange on which registered Common Stock, $0.01 par value per share   AAL   The Nasdaq Global Select Market Preferred Stock Purchase Rights — (1) (1) Attached to the Common Stock Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934. Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ ITEM 2.02. RESULTS OF OPERATIONS AND FINANCIAL CONDITION. On April 24, 2025, American Airlines Group Inc. (the Company) issued a press release reporting financial results for the three months ended March 31, 2025. The press release is furnished as Exhibit 99.1 to this report. ITEM 7.01. REGULATION FD DISCLOSURE. On April 24, 2025, the Company provided a presentation to investors. This investor presentation is located on the Company’s website at www.aa.com under “Investor Relations” and is furnished as Exhibit 99.2 to this report. Also on April 24, 2025, the Company provided an update for investors presenting information relating to its financial and operational outlook for the second quarter of 2025. This investor update is located on the Company’s website at www.aa.com under “Investor Relations” and is furnished as Exhibit 99.3 to this report. The information in Items 2.02 and 7.01 of this Current Report on Form 8-K, including Exhibits 99.1, 99.2 and 99.3, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that Section and shall not be deemed incorporated by reference into any registration statement or other document filed pursuant to the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing. ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS. (d) Exhibits. Exhibit No. Description 99.1 Press Release, dated April 24 , 2025. 99.2 Investor Presentation, dated April 24 , 2025. 99.3 Investor Update, dated April 24 , 2025. 104.1 Cover page interactive data file (embedded within the Inline XBRL document). SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, American Airlines Group Inc. has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. A MERICAN A IRLINES G ROUP I NC . Date: April 24, 2025 By:   /s/ Devon E. May   Devon E. May   Executive Vice President and Chief Financial Officer Pursuant to the requirements of the Securities Exchange Act of 1934, American Airlines, Inc. has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. A MERICAN A IRLINES , I NC . Date: April 24, 2025 By:   /s/ Devon E. May   Devon E. May   Executive Vice President and Chief Financial Officer