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How far is Seoul from Kathmandu?

The distance between Kathmandu (Tribhuvan International Airport) and Seoul (Seoul Incheon International Airport) is 2468 miles / 3972 kilometers / 2145 nautical miles.

The driving distance from Kathmandu (KTM) to Seoul (ICN) is 3715 miles / 5979 kilometers, and travel time by car is about 69 hours 15 minutes.

Tribhuvan International Airport – Seoul Incheon International Airport

Distance arrow
2468
Miles
Distance arrow
3972
Kilometers
Distance arrow
2145
Nautical miles
Flight time duration
5 h 10 min
Time Difference
3 h 15 min
CO2 emission
271 kg

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Distance from Kathmandu to Seoul

There are several ways to calculate the distance from Kathmandu to Seoul. Here are two standard methods:

Vincenty's formula (applied above)
  • 2468.336 miles
  • 3972.402 kilometers
  • 2144.926 nautical miles

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

Haversine formula
  • 2464.066 miles
  • 3965.529 kilometers
  • 2141.214 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).

How long does it take to fly from Kathmandu to Seoul?

The estimated flight time from Tribhuvan International Airport to Seoul Incheon International Airport is 5 hours and 10 minutes.

Flight carbon footprint between Tribhuvan International Airport (KTM) and Seoul Incheon International Airport (ICN)

On average, flying from Kathmandu to Seoul generates about 271 kg of CO2 per passenger, and 271 kilograms equals 599 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Kathmandu to Seoul

See the map of the shortest flight path between Tribhuvan International Airport (KTM) and Seoul Incheon International Airport (ICN).

Airport information

Origin Tribhuvan International Airport
City: Kathmandu
Country: Nepal Flag of Nepal
IATA Code: KTM
ICAO Code: VNKT
Coordinates: 27°41′47″N, 85°21′32″E
Destination 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

Airlines flying from Kathmandu (KTM) to Seoul (ICN)

Korean Air