Document and Entity Information
Document and Entity Information - USD ($) $ in Millions | 12 Months Ended | |
Dec. 31, 2021 | Jun. 30, 2021 | |
Document and Entity Information [Abstract] | ||
Document Type | 10-K/A | |
Document Annual Report | true | |
Document Transition Report | false | |
Document Period End Date | Dec. 31, 2021 | |
Entity File Number | 001-40217 | |
Entity Registrant Name | Sun Country Airlines Holdings, Inc. | |
Entity Incorporation, State or Country Code | DE | |
Entity Tax Identification Number | 82-4092570 | |
Entity Address, Address Line One | 2005 Cargo Road | |
Entity Address, City or Town | Minneapolis | |
Entity Address State Or Province | MN | |
Entity Address, Postal Zip Code | 55450 | |
City Area Code | 651 | |
Local Phone Number | 681-3900 | |
Title of 12(b) Security | Common Stock, par value $0.01 per share | |
Trading Symbol | SNCY | |
Security Exchange Name | NASDAQ | |
Entity Well-known Seasoned Issuer | No | |
Entity Voluntary Filers | No | |
Entity Current Reporting Status | Yes | |
Entity Interactive Data Current | Yes | |
Amendment Flag | false | |
Entity Central Index Key | 0001743907 | |
Entity Filer Category | Non-accelerated Filer | |
Entity Small Business | false | |
Entity Emerging Growth Company | true | |
Entity Ex Transition Period | false | |
ICFR Auditor Attestation Flag | false | |
Entity Shell Company | false | |
Entity Public Float | $ 861 | |
Entity Common Stock, Shares Outstanding | 57,872,452 | |
Auditor Name | KPMG LLP | |
Auditor Firm ID | 185 | |
Auditor Location | Minneapolis, Minnesota | |
Current Fiscal Year End Date | --12-31 | |
Document Fiscal Year Focus | 2021 | |
Document Fiscal Period Focus | FY |