| Airline Name | Image | Swaps |
| Oasis Hong Kong Airlines-Hong Kong: Design 1 |
| yes |
| Oasis Hong Kong Airlines-Hong Kong: Design 2 |
| 0 |
| Oasis Hong Kong Airlines-Hong Kong: Design 3 |
| 0 |
| Oasis International Airlines-Spain: Design 1 |
| 0 |
| Oasis International Airlines-Spain: Design 2 |
| 0 |
| Oasis International Airlines-Spain: Design 3 |
| 0 |
| Oasis International Airlines-Spain: Design 4 |
| yes |
| Oasis International Airlines-Spain: Design 5 |
| 0 |
| Occitania Jet Fleet-France |
| 0 |
| Ocean Air-Brazil: Design 1 |
| 0 |
| Ocean Air-Brazil: Design 2 |
| 0 |
| Ocean Air-Brazil: Design 3 |
| 0 |
| Ocean Air-Brazil: Design 4 |
| 0 |
| Ocean Air-Brazil: Design 5 |
| 0 |
| Ocean Air-Maldives |
| 0 |
| Okay Airways (Aokai Airlines)-China: Design 1 |
| 0 |
| Okay Airways (Aokai Airlines)-China: Design 2 |
| 0 |
| Okay Airways (Aokai Airlines)-China: Design 3 |
| 0 |
| Okay Airways (Aokai Airlines)-China: Design 4 |
| 0 |
| Okay Airways (Aokai Airlines)-China: Design 5 |
| 0 |
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