Flight Narita International Airport departs from Tokyo Narita International Airport at 09:50 and arrives at Seoul Incheon International Airport at 12:30.
The flighttime is about 2h 40m. The distance travelled ("as the bird flies"): 1555 Km. So the average speed is roughly 583 Km.
The best day to arrive at Tokyo is Monday and it would be best to avoid Sunday, as prices are on average 138.91% higher than on Monday. (Average prices, based on 4215752 datapoints.)
We have a lot more statistics for flights NQ 21 and between Tokyo and Seoul.
