Showing 1,012 registered airlines with a combined fleet of 8,690 airframes.
| Airline Name | ICAO / IATA | Fleet Size |
|---|---|---|
| Boston-Maine Airways | CXS / E9 | 0 |
| Boutique Air | BTQ / 4B | 1 |
| Bowman Aviation | BMN | 0 |
| Braathens Regional Airways | BRX / TF | 5 |
| Branson Airlines | BRN | 0 |
| Breeze Airways | MXY / MX | 58 |
| Bristow U.S. LLC | BTZ / L9 | 9 |
| Buffalo Airways | BVA | 0 |
| Bun Air Corporation | BNA | 3 |
| Business Airfreight | RLR | 0 |