Flight Incheon International Airport departs from Seoul Incheon International Airport at 17:45 and arrives at Batam Hang Nadim Airport at 22:30.
The flighttime is about 6h 45m. The distance travelled ("as the bird flies"): 2920 Km. So the average speed is roughly 433 Km.
There is an 2 hour time difference between Seoul and Batam
