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How far is Seoul from San Francisco, CA?

The distance between San Francisco (San Francisco International Airport) and Seoul (Seoul Gimpo International Airport) is 5640 miles / 9077 kilometers / 4901 nautical miles.

San Francisco International Airport – Seoul Gimpo International Airport

Distance arrow
5640
Miles
Distance arrow
9077
Kilometers
Distance arrow
4901
Nautical miles

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Distance from San Francisco to Seoul

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

Vincenty's formula (applied above)
  • 5640.252 miles
  • 9077.106 kilometers
  • 4901.245 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
  • 5627.307 miles
  • 9056.273 kilometers
  • 4889.996 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 San Francisco to Seoul?

The estimated flight time from San Francisco International Airport to Seoul Gimpo International Airport is 11 hours and 10 minutes.

Flight carbon footprint between San Francisco International Airport (SFO) and Seoul Gimpo International Airport (GMP)

On average, flying from San Francisco to Seoul generates about 668 kg of CO2 per passenger, and 668 kilograms equals 1 473 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from San Francisco to Seoul

See the map of the shortest flight path between San Francisco International Airport (SFO) and Seoul Gimpo International Airport (GMP).

Airport information

Origin San Francisco International Airport
City: San Francisco, CA
Country: United States Flag of United States
IATA Code: SFO
ICAO Code: KSFO
Coordinates: 37°37′8″N, 122°22′30″W
Destination 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