Showing 1,012 registered airlines with a combined fleet of 8,875 airframes.
| Airline Name | ICAO / IATA | Fleet Size |
|---|---|---|
| Ross Aviation | NRG | 0 |
| Roswell Airlines | RAL | 0 |
| Rover Airways International | ROV | 0 |
| Royal Air Freight | RAX | 9 |
| Royal American Airways | RLM | 0 |
| Royal West Airlines | RWE | 0 |
| Ryan Air Service | RCT / 7S | 0 |
| Ryan Air Services | RYA | 4 |
| Ryan International Airlines | RYN / RD | 0 |
| Rynes Aviation | RAA | 0 |