Flight Noi Bai International Airport departs from Hanoi Noi Bai International Airport at 23:55 and arrives at Tokyo Narita International Airport at 06:35.
The flighttime is about 4h 40m. The distance travelled ("as the bird flies"): 3920 Km. So the average speed is roughly 840 Km.
There is an 2 hour time difference between Hanoi and Tokyo
