Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 13:00 and arrives at Singapore Changi Airport at 16:40.
The flighttime is about 2h 40m. The distance travelled ("as the bird flies"): 477 Km. So the average speed is roughly 179 Km.
There is an 1 hour time difference between Bangkok and Singapore
The best day to arrive at Bangkok is Wednesday and it would be best to avoid Sunday, as prices are on average 114.92% higher than on Wednesday. (Average prices, based on 4128622 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 100 datapoints.)
We have a lot more statistics for flights FD 355 and between Bangkok and Singapore.