Air Miles Calculator

Distance between San Francisco, CA (SFO) and Seoul (ICN)

Distance from San Francisco International Airport to Incheon International Airport is 5659 miles / 9107 kilometers / 4918 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 5659.129 miles
  • 9107.485 kilometers
  • 4917.648 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
  • 5646.161 miles
  • 9086.616 kilometers
  • 4906.380 nautical miles

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

Flight duration

Estimated flight time from San Francisco International Airport (SFO) to Incheon International Airport (ICN) is 11 hours 12 minutes.

Time difference and current local times

The time difference between San Francisco and Seoul is 17 hours. Seoul is 17 hours ahead of San Francisco.

Time Difference

San Francisco
Seoul

San Francisco, CA

 PST

Seoul

 KST

Airport information


A 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

B 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

Map

Flight map from San Francisco to Seoul.

Frequent Flyer Miles Calculator

San Francisco (SFO) → Seoul (ICN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
5659
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
5659

Round trip?