Flight Changi Airport departs from Singapore Changi Airport at 22:05 and arrives at Tokyo Narita International Airport at 09:05.The flight has a short stop at Bangkok.
The flighttime is about 10h 00m. The distance travelled ("as the bird flies"): 4385 Km. So the average speed is roughly 438 Km.
There is an 1 hour time difference between Singapore and Tokyo
The best day to arrive at Singapore is Wednesday and it would be best to avoid Sunday, as prices are on average 94.81% higher than on Wednesday. (Average prices, based on 493954 datapoints.)
We have a lot more statistics for flights TR 868 and between Singapore and Tokyo.