Beginning on June 4th, 2023, Thai Vietjet will offer charter services between Bangkok (Suvarnabhumi) and Ulaanbaatar, the capital of Mongolia. The following timetable will be followed:
Every Sunday, Thai Vietjet offers flights from Bangkok (Suvarnabhumi) to Ulaanbaatar (VZ8310) and Ulaanbaatar (VZ8311), both of which depart at 10:30 and arrive at 15:05 (local time)
Source: traveldailymedia