Please be aware that Taipei and Bangkok has multiple airports and that these results are for all airports serving the city.
The best month to fly between Taipei and Bangkok is March and the most expensive month to fly is April. (Average prices, based on 359 datapoints.)
The best day to arrive at Taipei is Tuesday and it would be best to avoid Thursday, as prices are on average 34.57% higher than on Tuesday. (Average prices, based on 309 datapoints.)
The cheapest airline flying from Taipei to Bangkok is Thai Vietjet Air. They are 58% cheaper than EVA Air. (Average prices, based on 374 datapoints.)
The best time to fly is at around 19. (Average prices, based on 635 datapoints.)