| Cover | Sep. 02, 2021 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 2, 2021 |
| Entity File Number | 001-39046 |
| Entity Registrant Name | BLADE AIR MOBILITY, INC. |
| Entity Central Index Key | 0001779128 |
| Entity Tax Identification Number | 84-1890381 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 499 East 34th Street |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10016 |
| City Area Code | 212 |
| Local Phone Number | 967-1009 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Common Class A [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Class A common stock, par value $0.0001 per share |
| Trading Symbol | BLDE |
| Security Exchange Name | NASDAQ |
| Warrants, each exercisable for one share of Class A Common Stock at a price of $11.50 [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants, each exercisable for one share of Class A Common Stock at a price of $11.50 |
| Trading Symbol | BLDEW |
| Security Exchange Name | NASDAQ |
