Flight Pudong International Airport departs from Shanghai Pudong International Airport at 14:20 and arrives at Seoul Incheon International Airport at 17:25.
The flighttime is about 2h 05m. The distance travelled ("as the bird flies"): 649 Km. So the average speed is roughly 312 Km.
There is an 1 hour time difference between Shanghai and Seoul
The best day to arrive at Shanghai is Monday and it would be best to avoid Wednesday, as prices are on average 492.38% higher than on Monday. (Average prices, based on 87535 datapoints.)
We have a lot more statistics for flights MU 8603 and between Shanghai and Seoul.