v3.26.1
Document and Entity Information
Apr. 15, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Apr. 15, 2026
Entity File Number 001-40217
Entity Registrant Name Sun Country Airlines Holdings, Inc.
Entity Central Index Key 0001743907
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, $0.01 par value per share
Trading Symbol SNCY
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Written Communications true
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false