Please be aware that Taipei has multiple airports and that these results are for all airports serving the city.
The best month to fly between Taipei and Manila is June and the most expensive month to fly is April. (Average prices, based on 2813 datapoints.)
The best day to arrive at Taipei is Sunday and it would be best to avoid Tuesday, as prices are on average 23.29% higher than on Sunday. (Average prices, based on 3054 datapoints.)
The cheapest airline flying from Taipei to Manila is Philippines AirAsia. They are 59% cheaper than EVA Air. (Average prices, based on 2824 datapoints.)
The best time to fly is at around 19. (Average prices, based on 5663 datapoints.)