Flight Pudong International Airport departs from Shanghai Pudong International Airport at 11:10 and arrives at Seoul Incheon International Airport at 14:20.
The flighttime is about 2h 10m. The distance travelled ("as the bird flies"): 649 Km. So the average speed is roughly 300 Km.
There is an 1 hour time difference between Shanghai and Seoul
The best day to arrive at Shanghai is Tuesday and it would be best to avoid Thursday, as prices are on average 314.56% higher than on Tuesday. (Average prices, based on 52388 datapoints.)
We have a lot more statistics for flights KE 894 and between Shanghai and Seoul.