Flight Narita International Airport departs from Tokyo Narita International Airport at 11:50 and arrives at Seoul Incheon International Airport at 14:30.
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 Tuesday and it would be best to avoid Sunday, as prices are on average 420.7% higher than on Tuesday. (Average prices, based on 4214396 datapoints.)
We have a lot more statistics for flights ZE 602 and between Tokyo and Seoul.
