| Airline Name | ICAO | IATA | Callsign | Country |
| Yakutia Airlines | SVL | R3 | AIR YAKUTIA | Russian Federation |
| Yamal Airlines | LLM | YL | YAMAL | Russian Federation |
| Yangon Airways | Myanmar | |||
| Yangtze River Express | YZR | Y8 | China | |
| Yemen Government | Yemen | |||
| Yemenia – Yemen Airways | IYE | IY | YEMENI | Yemen |
| Yeongnam Air | Korea, Republic Of | |||
| Yes Air | Italy | |||
| Yestours | YSS | Portugal | ||
| Yo Pegasus LLC | United States |