What happened
- TG335/336: Bangkok-New Delhi, cancelled June 1-30, 2026.
- TG630/631: Bangkok-Kaohsiung, Taiwan, cancelled on June 5, 6, 8, 9, 11, 14, 15, 16, 20, 23, 25, and 26, 2026.
- TG638/639: Bangkok-Hong Kong, cancelled on June 5, 6, 8, 9, 13, 15, 16, 17, 22, and 23, 2026.
- TG670/671: Bangkok-Sapporo, cancelled on June 7, 8, 9, 15, 22 (TG670) and June 8, 9, 10, 16, 23 (TG671).
- TG694/695: Bangkok-Changsha, cancelled June 1 to September 30, 2026. Thai Lion Air has temporarily suspended or reduced services:
- Don Mueang-Taipei-Nagoya: No flights July 6-31, 2026.
- Don Mueang-Shenzhen: Suspended June 1-17 and June 19-30.
- Don Mueang-Tianjin: Suspended June 1 to July 31.
- Don Mueang-Datong: Suspended from May 23 onwards.
- Don Mueang-Hefei: Suspended from June 1 onwards.
- Don Mueang-Jinan: Suspended from June 1 onwards.
- Don Mueang-Linyi: Suspended May 1 to September 30, 2026.
- Don Mueang-Nanchang: Suspended from May 24 onwards.
- Don Mueang-Xi’an: Suspended June 2 to July 2, 2026 (except June 21).
- Don Mueang-Amritsar: Suspended May 26 to August 31, 2026.
- Don Mueang-Bengaluru: Reduced June 1-30, 2026.
- Don Mueang-Delhi: Reduced frequency June 20 to September 30, 2026.
- Don Mueang-Surabaya: Reduced June 2 to October 1.
- Phuket-Singapore: Suspended June 3 to August 1, resuming at two flights per week from August 2-31
Thai Airlines are cutting more regional flights as jet fuel shortages squeeze margins. Following earlier cuts in April and May, Thai Airways, Thai Lion Air, and Thai AirAsia are reducing capacity in Q2 and Q3 2026 due to Jet A-1 prices being two to three times higher than normal. Thai Airways has cancelled or reduced flights on 10 routes: