| Document and Entity Information | Jul. 28, 2022 |
| Cover [Abstract] | |
| Entity Registrant Name | JETBLUE AIRWAYS CORP |
| Amendment Flag | false |
| Entity Central Index Key | 0001158463 |
| Document Type | 8-K |
| Document Period End Date | Jul. 28, 2022 |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 000-49728 |
| Entity Tax Identification Number | 87-0617894 |
| Entity Address, Address Line One | 27-01 Queens Plaza North |
| Entity Address, City or Town | Long Island City |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 11101 |
| City Area Code | (718) |
| Local Phone Number | 286-7900 |
| Written Communications | false |
| Soliciting Material | true |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock, $0.01 par value |
| Trading Symbol | JBLU |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
