Showing 295 registered airlines with a combined fleet of 1,187 airframes.
| Airline Name | ICAO / IATA | Fleet Size |
|---|---|---|
| Samaritan Air Service | HLO | 0 |
| Sasair | SSB | 0 |
| Saskatchewan Government | SLG | 0 |
| Saskatchewan Government Executive Air Service | SGS | 0 |
| Sector Airlines | XTR | 0 |
| Selkirk Remote Sensing | SRS | 0 |
| Shooter Air Courier | SHR | 0 |
| Shuswap Flight Centre | SFC | 0 |
| Simpson Air Ltd | NCS | 0 |
| Sky Prime Aviation | SPD / UY | 0 |