National flagship carrier of Thailand flying domestic and international routes around the world with a large fleet of aircraft.
Joint venture of Malaysia's AirAsia and Thailand's Asia Aviation flying domestic routes within Thailand with its fleet of 26 aircraft. Search Flights
Thailand's first privately owned domestic airline. Currently serving Thailand and six neighboring countries with 23 aircraft.
Low cost airline headquartered in Bangkok and partly owned by Thai Airways. Currently flying Thai domestic routes with eight aircraft.
Orient Thai Air
Orient Thai currently operates daily flights between Bangkok and Hong Kong. It also operates daily domestic flights between Bangkok and Chiang Mai, Chiang Rai, Phuket, Hat Yai, and Trang as well as a short hop between Chiang Mai and Pai
One-Two-Go Airlines is the low cost domestic carrier that is best known at the moment for the crash of flight 279 and subsequent safety investigations by U.S. and Thai authorities. The airline is a low cost arm of parent company Orient Thai.
Happy Air operates a small fleet of turbo-prop planes. As of July 2010 they are based at Korat airport and serve Phuket as well as destinations in the north and northeast of Thailand.