v3.22.2.2
Cover
 9 Months Ended
Sep. 30, 2022
shares
Cover [Abstract]  
Document Type 10-Q
Document Quarterly Report true
Document Period End Date Sep. 30, 2022
Document Transition Report false
Entity File Number 001-5424
Entity Registrant Name DELTA AIR LINES, INC.
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 58-0218548
Entity Address, Address Line One Post Office Box 20706
Entity Address, City or Town Atlanta
Entity Address, State or Province GA
Entity Address, Postal Zip Code 30320-6001
City Area Code 404
Local Phone Number 715-2600
Title of 12(b) Security Common Stock, par value $0.0001 per share
Trading Symbol DAL
Security Exchange Name NYSE
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Large Accelerated Filer
Entity Small Business false
Entity Emerging Growth Company false
Entity Shell Company false
Entity Central Index Key 0000027904
Current Fiscal Year End Date --12-31
Document Fiscal Year Focus 2022
Document Fiscal Period Focus Q3
Amendment Flag false
Entity Common Stock, Shares Outstanding 641,188,362