Cheap flights from Seoul to San Francisco
from 374 US$
Compare hundreds of airlines Seoul–San Francisco
The cheapest month is usually 2026-09 · 374 US$
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About this route
Compare flights from Seoul to San Francisco, a about 9,029 km route (around 11h 47m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Air India, Delta, Korean Air operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Seoul to San Francisco?
It's usually 2026-09, from 374 USD. Use the price calendar to compare other dates.
How long is the flight from Seoul to San Francisco?
A nonstop flight takes about 11h 47m and covers around 9,029 km. Connecting itineraries take longer.
Are there direct flights from Seoul to San Francisco?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Seoul to San Francisco?
Air India, Delta, Korean Air, Asiana Airlines operate this route, among others. Compare them all in the results.
When should I book Seoul–San Francisco flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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