Flight Kansai International Airport departs from Osaka Kansai International Airport at 12:25 and arrives at Bangkok Suvarnabhumi Airport at 16:45.The flight has a short stop at Taipei.
The flighttime is about 6h 20m. The distance travelled ("as the bird flies"): 3931 Km. So the average speed is roughly 621 Km.
There is an 2 hour time difference between Osaka and Bangkok
INR
