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 Singapore is April and the most expensive month to fly is July. (Average prices, based on 1360 datapoints.)
The best day to arrive at Taipei is Sunday and it would be best to avoid Wednesday, as prices are on average 124.57% higher than on Sunday. (Average prices, based on 268 datapoints.)
The cheapest airline flying from Taipei to Singapore is Scoot-Tiger. They are 78% cheaper than EVA Air. (Average prices, based on 1370 datapoints.)
The best time to fly is at around 0. (Average prices, based on 1771 datapoints.)