Chiang Mai, Phuket, Chiang Rai, Bangkok, Yat Hai, Khon Kaen, Phla, Surat Thani, Krabi, Udon Thani, Ubon Ratchathani, Nakhon Si Thammarat, Phitsanulok, Trang, Roi Et, and Nakhon Phanom are just a few of the 51 destinations to which Thai AirAsia flies directly.