Exhibit 31.1
CERTIFICATION OF CHIEF EXECUTIVE OFFICER
PURSUANT TO RULE 13a-14(a) OR 15d-14(a)
OF THE SECURITIES EXCHANGE ACT OF 1934,
AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
I, Jude Bricker, certify that:
| 1. | I have reviewed this annual report on Form 10-K/A of Sun Country Airlines Holdings, Inc. (“Sun Country”) for the year ended December 31, 2025; and |
| 2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
| April 30, 2026 | ||
| /s/ Jude Bricker | ||
| Jude Bricker | ||
| President and Chief Executive Officer |