Thai Airways (Thailand)
TG; Airports: Bangkok International Airport, Frankfurt-Main, Copenhagen, Stockholm-Arlanda, Stockholm Metropolitan Area, Oslo-Gardermoen, Taiwan-Taoyuan, Munich
Bangkok Airways (Thailand)
PG; Airports: Bangkok International Airport, Sydney-Kingsford Smith International Airport, NSW, Singapore-Changi Airport, Hong Kong International Airport, Koh Samui, Phuket, Mumbai (Bombay), Melbourne-Tullamarine International Airport
Nok Air (Thailand)
DD; Airports: Bangkok-Don Mueang, Chiang Mai, Udon Thani Udorn, Phuket, Ubon Ratchathani, Hatyai (Hat Yai), Chiang Rai, Mae Sot
Thai AirAsia (Thailand)
FD; Airports: Bangkok-Don Mueang, Phuket, Chiang Mai, Hatyai (Hat Yai), Krabi, Chiang Rai, Khon Kaen, Utapao (Pattaya)
Nok Mini (Thailand)
5E
Thai Lion Air (Thailand)
SL; Airports: Bangkok-Don Mueang, Phuket, Chiang Mai, Hatyai (Hat Yai), Udon Thani Udorn, Krabi, Surat Thani, Chiang Rai
Thai AirAsia X (Thailand)
XJ; Airports: Bangkok-Don Mueang, Seoul-Incheon International Airport, Seoul, all airports (ICN, GMP), Tokyo-Narita International Airport, Tokyo, all Airports (HND, NRT), Nagoya - Centrair, Osaka-Kansai International Airport, Osaka, all Airports (KIX, ITM)
Thai Vietjet Air (Thailand)
VZ; Airports: Bangkok International Airport, Chiang Mai, Phuket, Chiang Rai, Krabi, Da Nang, Taichung, Da Lat
Thai Smile (Thailand)
WE; Airports: Bangkok International Airport, Phuket, Chiang Mai, Hatyai (Hat Yai), Chiang Rai, Udon Thani Udorn, Khon Kaen, Hong Kong International Airport
Siam Air (Thailand)
O8
Thai Summer Airways (Thailand)
9T