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 October and the most expensive month to fly is December. (Average prices, based on 802 datapoints.)
The best day to arrive at Taipei is Saturday and it would be best to avoid Friday, as prices are on average 28.82% higher than on Saturday. (Average prices, based on 2358 datapoints.)
The cheapest airline flying to Taipei is Philippines AirAsia. They are 40% cheaper than Philippine Airlines. (Average prices, based on 947 datapoints.)
At Taipei the most flights depart around 14:00. (Hourly flights, based on 1242 datapoints.)
From Taipei it is on average the cheapest to fly to Manila and to Hong Kong. (Average prices, based on 1215 datapoints.)
From Taipei most of the flights depart to Hong Kong, second best connected from Taipei is Tokyo. (Daily flights, based on 189 datapoints.)