FLIGHT HOP.fyi

✈ SFO → ICN

11H 34M, 5,646 MI. THE AIRLINE OWES YOU SOMETHING. THEY WON'T GIVE IT.

Flight time
11h 34m
Distance
5,646 mi
Or
9,086 km
Jet lag
16h

Flight from San Francisco to Seoul

From SFO (SFO), USA North America  →  Incheon (ICN), South Korea Asia

↔ Flying the other way? Seoul → San Francisco

How long is the flight from San Francisco to Seoul?

A nonstop flight from San Francisco (SFO) to Seoul (ICN) takes about 11 hours 34 minutes, covering a great-circle distance of 5,646 miles (9,086 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

11h 34m

Nonstop, scheduled

Distance

5,646 mi

9,086 km · great-circle

Avg speed

786 km/h

Door-to-door including taxi

Time zones & jet lag

San Francisco timezone

UTC-7

America/Los_Angeles

Seoul timezone

UTC+9

Asia/Seoul

Time difference

+16h

16 hours ahead

Jet lag (rough)

~16d

Eastward — worse

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 1345 kg CO₂
🚗 Car (alone) 1554 kg CO₂
🚆 Train 373 kg CO₂

This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.

Flights from San Francisco

Nearest destinations

Long-haul from San Francisco

More flights to Asia

Flights to Seoul

Nearest origins

Long-haul to Seoul

More flights from North America