Flights from San Francisco International Airport to Seoul

Flight deals from San Francisco International Airport to Seoul

Looking for cheap flights from San Francisco International Airport to Seoul, or a last-minute trip? Find the cheapest prices on one-way and round-trip flights right here.

Flying from San Francisco International Airport to Seoul

Arm yourself with these facts on the fly.
Cheapest flight found฿8,536, Seoul
Cheapest month to flyJanuary
Average flight time12 hrs, 41 mins
Average flights per week102
Most popular airlineAsiana Airlines

Frequently asked questions

Yes – direct flights currently operate from San Francisco International Airport to Incheon International Airport in Seoul.
We looked at all of the upcoming round-trip flights from San Francisco International Airport to Seoul we could find over the next 12 months. It looks like ฿20,938 is the best price. This is good, compared to the average Seoul ticket price of ฿20,938.
The cheapest month to fly from San Francisco International Airport to Seoul is currently August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Francisco International Airport to Seoul on Sunday, August 10, 2025.
If you're flying from San Francisco International, the cheapest city in Seoul to fly into is Seoul. The cheapest airport serving Seoul at the moment is Incheon International.
The average flight time between San Francisco International Airport and Seoul is 12 hours and 41 minutes.