Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 20:00 and arrives at Singapore Changi Airport at 23:30.
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 Saturday and it would be best to avoid Wednesday, as prices are on average 450.69% higher than on Saturday. (Average prices, based on 11762411 datapoints.)
We have a lot more statistics for flights PG 4709 and between Bangkok and Singapore.