Direct flights from Seoul (ICN) to San Francisco (SFO): 47 nonstop departures observed each week across 7 airlines. 82% of the last 11 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 11 tracked flights. The nonstop covers 9,086 km, an estimated 12 hours 9 minutes in the air. Measured by Pro Flight Search from live flight boards at Seoul and San Francisco. Updated 17 October 2026 at 01:34 UTC.
Today, ICN → SFO
Sat 17 Oct · local times
UA892UNITED AIRLINES100 min late
The ICN board at 10:24 shows departure at 18:30 instead of 16:50, gate 31 (T1).
Later cancelled
3.6%of 9,176 past UNITED AIRLINES flights whose board showed 70 min or more late
How the Seoul to San Francisco route actually runs
Pro Flight Search records official board updates for nonstop ICN to SFO flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Smooth skies ahead. The departure side at ICN is the weaker end, route health score 87/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on ICN–SFO?
Operators schedule morning departures around 11:30 and evening departures around 18:00 from ICN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SFO delay card to confirm conditions when you'd arrive.
How long is the flight from ICN to SFO?
Great-circle distance is 9,086 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 671–809 min gate-to-gate on this route.
How often does ICN–SFO fly?
7 carriers operate this route, around 75 flights a week between them. Compare carrier days and times in the airline list above.
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