Exhibit 32.1
Certification of United Continental Holdings, Inc.
Pursuant to 18 U.S.C. 1350
(Section 906 of the Sarbanes-Oxley Act of 2002)
Each undersigned officer certifies that to the best of his knowledge based on a review of the quarterly report on Form 10-Q for the period ended June 30, 2017 of United Continental Holdings, Inc. (the “Report”):
| (1) | The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and |
| (2) | The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of United Continental Holdings, Inc. |
Date: July 19, 2017
/s/ Oscar Munoz |
| Oscar Munoz |
| Chief Executive Officer |
/s/ Andrew C. Levy |
| Andrew C. Levy |
| Executive Vice President and Chief Financial Officer |
