Air Miles Calculator

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

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

Time difference and current local times

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

Time Difference

Seoul
San Francisco

Seoul

 KST

San Francisco, CA

 PST

Airport information


A 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

B 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

Map

Flight map from Seoul to San Francisco.

Frequent Flyer Miles Calculator

Seoul (ICN) → San Francisco (SFO).

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?