1989 - THAI launched "Discover Thailand" promotional fares to stimulate inbound travel and further developed "Eurng Luang" domestic tours as well as gave full support to "Thailand Arts and Crafts". A brand new Flight Kitchen, one of the largest and most modern in Asia, was opened at Bangkok International Airport, with an initial production capacity of 20,000 meals per day.

1990 - There was much to celebrate on THAI's 30th anniversary. It was the second most profitable year in the Company's history. THAI recorded a profit before-tax of 6,753.6 million baht 8.3 million passengers were carried, the highest number ever recorded. Early that year, THAI took delivery of its first Boeing 747-400, which even today remains the largest commercial aircraft in passenger service.

1991-1992 - THAI became a full partner of AMADEUS Global Distribution System, a vast computerised network for reservations information that linked 98 airlines and over 47,500 travel agents worldwide.

 - THAI's privatisation process began. 100 million of the company's shares were listed on the stock Exchange of Thailand, the country's largest share.

1993 - The 10 millionth passengers flew on THAI. The airline's frequent flyer programme, Royal Orchid Plus was successfully launched. By the end of the first year, over 200,000 passengers from 115 countries had registered.

1994 - On 20 May 1994, THAI was formally registered as Thai Airways International Public Company Limited. Three new destinations were added: Shanghai, Lahore and Nakhon Phanom (domestic).

1995 - In order to streamline operations and improve efficiency, THAI hired international management consultants to help re-engineer the company. THAI's Re-engineering Team focused on 3 key areas-Operations, Customer Services, and Administration and Information Technology. The new vision statement, "The First Choice Carrier. Smooth as Silk. First time.Every time." Created the framework for a common sense of purpose.

1996 - The first Boeing 777-200, with 358 seats, the widest cabin and tallest headroom of all twin-engine aircraft, joined the fleet. This aircraft was the first of its kind in the world to be powered by Rolls Royce Trent 800 engines. The technical department was honoured by a visit by H.M.Queen Elizabeth II of England to mark this event. THAI's homepage on the Internet located at www.thaiairways.com was launched.

1997 - THAI and 4 of the world's major airlines joined together to form the Star Alliance, the largest airline consortium in the world. Being part of this strong global network enabled THAI to offer its passengers a world of services and destinations. In 1997 THAI provided major sponsorship and official carrier support to the 13th Asian Games in Bangkok.

1998 - The devaluation of the baht became a stimulus for tourism to Thailand. Ever the staunch promoter of Thailand and its tourism industry, THAI threw its support behind the "Amazing Thailand 1998/99" campaign. Thai's floral float under the "Amazing Thailand" theme at the world televised "Rose Parade" in Pasadena, California, was awarded one of the top prizes.