Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 02:30 and arrives at Tokyo Narita International Airport at 10:45.
The flighttime is about 6h 15m. The distance travelled ("as the bird flies"): 4524 Km. So the average speed is roughly 724 Km.
There is an 2 hour time difference between Bangkok and Tokyo
The best day to arrive at Bangkok is Sunday and it would be best to avoid Thursday, as prices are on average 274.03% higher than on Sunday. (Average prices, based on 45745 datapoints.)
We have a lot more statistics for flights AK 602 and between Bangkok and Tokyo.