| Airline | IATA Code | ICAO Code | Region |
|---|---|---|---|
| Buddha Air | U4 | BHA | Kathmandu |
| Orient Thai Airlines (OEA) | OX | 578 | Thailand |
| AirAsia | FD | 843 | Bangkok |
| Thai Airasia X Company Limited | XJ | 940 | Bangkok |
| Siam air Transport | O8 | 874 | Bangkok |
| BANGKOK AIRWAYS(BKP) | PG | 829 | Bangkok |
| Thai Smile Airways | WE* | 909 | Thailand Bangkok |
| Thai Lion Mentari Co., Ltd | SL | 310 | Bangkok |
| Thai Airways(THA) | TG | 217 | Thailand Bangkok |
| NokScoot | XW | 091 | Thailand Nongman |