Airlines Starting with O
Showing 12 catalogued carriers starting with O.
| Airline Name | IATA | ICAO | Callsign | Country | Status | Founded | Ceased |
|---|---|---|---|---|---|---|---|
| Oceanair | O6 | ONE | OCEANAIR | Brazil | active | - | - |
| Olympic Airlines | OA | OAL | OLYMPIC | Greece | active | - | - |
| Oman Air | WY | OMA | OMAN AIR | Oman | active | - | - |
| Oman Royal Flight | - | ORF | OMAN | Oman | active | - | - |
| Omni Air International | OY | OAE | OMNI-EXPRESS | United States | active | - | - |
| Omniflys | - | OMF | OMNIFLYS | Mexico | active | - | - |
| Omskavia Airline | OV | OMS | OMSK | Russia | active | - | - |
| Onur Air | 8Q | OHY | ONUR AIR | Turkey | active | - | - |
| OpenSkies | - | BOS | MISTRAL | United Kingdom | active | - | - |
| Orbest | 6O | OBS | ORBEST | Portugal | active | - | - |
| Orient Thai Airlines | OX | OEA | ORIENT THAI | Thailand | active | - | - |
| Overland Airways | OJ | OLA | OVERLAND | Nigeria | active | - | - |