Please be aware that Taipei has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Taipei is September and the most expensive month to fly is May. (Average prices, based on 1764 datapoints.)
The best day to arrive at Taipei is Saturday and it would be best to avoid Friday, as prices are on average 36.77% higher than on Saturday. (Average prices, based on 2060 datapoints.)
The cheapest airline flying to Taipei is Tigerair Taiwan. They are 71% cheaper than EVA Air. (Average prices, based on 1861 datapoints.)
At Taipei the most flights depart around 11:00. (Hourly flights, based on 2221 datapoints.)
From Taipei it is on average the cheapest to fly to Bangkok and to Manila. (Average prices, based on 1017 datapoints.)
From Taipei most of the flights depart to Hong Kong, second best connected from Taipei is Bangkok. (Daily flights, based on 209 datapoints.)