Domestic flight services are now op

Domestic flight services are now operated by five domestic carriers, which are, Thai Airways International (or THAI), Bangkok Airways, Air Asia, Orient Thai Airlines (One-Two-Go), Nok Air, and Nok Mini (SGA) Airlines. Of all the domestic airlines, Thai Airways International (TG) is the biggest.

Thailand has six major international airports: Suvarnabhumi and Don Muang in Bangkok, Chiang Mai, Chiang Rai, Phuket, and Hat Yai, and 23 domestic airports for commercial flights in major cities around the country. They are Buriram, Hua Hin (Prachuap Khiri Khan), Khon Kaen, Krabi, Lampang, Mae Hong Son, Nakhon Phanom, Nakhon Si thammarat, Nan, Narathiwat, Pai , Phitsanulok, Ranong, Roi Et, Sakon Nakhon, Samui, Surat Thani, Sukhothai, Trang, Trat, Ubon Ratchathani Udon Thani, and U-Taphao (Rayong).