Flight Narita International Airport departs from Tokyo Narita International Airport at 13:25 and arrives at Shanghai Pudong International Airport at 15:45.
The flighttime is about 3h 20m. The distance travelled ("as the bird flies"): 2092 Km. So the average speed is roughly 628 Km.
There is an 1 hour time difference between Tokyo and Shanghai
The best day to arrive at Tokyo is Thursday and it would be best to avoid Monday, as prices are on average 129.24% higher than on Thursday. (Average prices, based on 164474 datapoints.)
We have a lot more statistics for flights CA 924 and between Tokyo and Shanghai.