Flight Narita International Airport departs from Tokyo Narita International Airport at 17:30 and arrives at Bangkok Don Mueang International Airport at 03:40.The flight has a short stop at Taipei.
The flighttime is about 12h 10m. The distance travelled ("as the bird flies"): 4524 Km. So the average speed is roughly 372 Km.
There is an 2 hour time difference between Tokyo and Bangkok
The best month to arrive at Tokyo is January and the most expensive month to fly is December. (Average prices, based on 543 datapoints.)
The best day to arrive at Tokyo is Monday and it would be best to avoid Sunday, as prices are on average 18.91% higher than on Monday. (Average prices, based on 56205 datapoints.)
We have a lot more statistics for flights SL 395 and between Tokyo and Bangkok.