Air Miles Calculator

Distance between Seoul (GMP) and Seoul (ICN)

Flight distance from Seoul to Seoul (Seoul Gimpo International Airport – Seoul Incheon International Airport) is 20 miles / 33 kilometers / 18 nautical miles. Estimated flight time is 32 minutes.

Driving distance from Seoul (GMP) to Seoul (ICN) is 37 miles / 59 kilometers and travel time by car is about 47 minutes.

Map of flight path and driving directions from Seoul to Seoul.

Shortest flight path between Seoul Gimpo International Airport (GMP) and Seoul Incheon International Airport (ICN).

How far is Seoul from Seoul?

There are several ways to calculate distances between Seoul and Seoul. Here are two common methods:

Vincenty's formula (applied above)
  • 20.400 miles
  • 32.830 kilometers
  • 17.727 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 20.361 miles
  • 32.768 kilometers
  • 17.693 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Airport information


A Seoul Gimpo International Airport
City: Seoul
Country: South Korea Flag of South Korea
IATA Code: GMP
ICAO Code: RKSS
Coordinates: 37°33′29″N, 126°47′27″E

B Seoul Incheon International Airport
City: Seoul
Country: South Korea Flag of South Korea
IATA Code: ICN
ICAO Code: RKSI
Coordinates: 37°27′36″N, 126°26′26″E

Time difference and current local times

There is no time difference between Seoul and Seoul.

Time Difference

Seoul

 KST

Seoul

 KST

Frequent Flyer Miles Calculator

Seoul (GMP) → Seoul (ICN).

Distance:
20
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
20

Round trip?