Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 13:35 and arrives at Singapore Changi Airport at 17:05.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 462 Km. So the average speed is roughly 185 Km.
There is an 1 hour time difference between Bangkok and Singapore
The best day to arrive at Bangkok is Monday and it would be best to avoid Saturday, as prices are on average 126.95% higher than on Monday. (Average prices, based on 12948005 datapoints.)
We have a lot more statistics for flights 3K 516 and between Bangkok and Singapore.
