Thai Airways Company

Its head office was located in Pom Prap Sattru Phai, Bangkok.

The fleet initially consisted of Douglas DC-3, Beechcraft C-45, L-5 Sentinel, Rearwin and Fairchild aircraft.

The inaugural flight was Bangkok-Phitsanulok-Lampang-Chiang Mai and a Chiang Mai-Mae Sariang-Mae Hong Son service began two days later.

[3] On 1 April 1988, Thai Airways Company Limited (TAC) merged with Thai Airways International to create the unitary national airline of the Kingdom of Thailand, under a cabinet resolution and direction of the Prime Minister, General Prem Tinsulanonda.

[2] Thai Airways's 11 aircraft, comprising three Boeing 737-200, four Short 330, two Short 360 and two Airbus A310-200, combined fleet with Thai Airways International, for a total of 41 aircraft.