| Airline Name | Image | Swaps |
| Kolavia (KogalymAvia)-Russia |
| 0 |
| Komiaviatrans-Russia |
| 0 |
| Koral Blue Airlines (Coral Blue Airlines)-Egypt: Design 1 |
| 0 |
| Koral Blue Airlines (Coral Blue Airlines)-Egypt: Design 2 |
| 0 |
| Korean Air Lines-South Korea: Design 1 |
| 0 |
| Korean Air Lines-South Korea: Design 2 |
| 0 |
| Korean Air Lines-South Korea: Design 3 |
| 0 |
| Korean Air-South Korea: Design 1 |
| 0 |
| Korean Air-South Korea: Design 2 |
| yes |
| Korean Air-South Korea: Design 3 |
| 0 |
| Korean Air-South Korea: Design 4 |
| yes |
| Korean Air-South Korea: Design 5 |
| yes |
| Korean Air-South Korea: Design 6 |
| yes |
| Kras Air (Krasnoyarsk Airlines)-Russia |
| 0 |
| Kuban Airlines (ALK/Avialinii Kubani)-Russia |
| 0 |
| Kunming Airllines-China: Design 1 |
| 0 |
| Kunming Airllines-China: Design 2 |
| 0 |
| Kunming Airllines-China: Design 3 |
| 0 |
| Kuwait Airways-Kuwait: Design 1 |
| 0 |
| Kuwait Airways-Kuwait: Design 2 |
| 0 |
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