Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 21:20 and arrives at Singapore Changi Airport at 00:45.
The flighttime is about 2h 25m. The distance travelled ("as the bird flies"): 462 Km. So the average speed is roughly 191 Km.
There is an 1 hour time difference between Bangkok and Singapore
The best day to arrive at Bangkok is Tuesday and it would be best to avoid Sunday, as prices are on average 60.79% higher than on Tuesday. (Average prices, based on 13233030 datapoints.)
We have a lot more statistics for flights 3K 514 and between Bangkok and Singapore.
