Flight Ninoy Aquino International Airport departs from Manila Ninoy Aquino International Airport at 12:20 and arrives at Seoul Incheon International Airport at 17:25.
The flighttime is about 4h 05m. The distance travelled ("as the bird flies"): 1530 Km. So the average speed is roughly 375 Km.
There is an 1 hour time difference between Manila and Seoul
The best day to arrive at Manila is Wednesday and it would be best to avoid Monday, as prices are on average 38.7% higher than on Wednesday. (Average prices, based on 1387339 datapoints.)
We have a lot more statistics for flights KE 622 and between Manila and Seoul.