Flights from Seoul to San Francisco

ICNSFO

Incheon International Airport (Seoul, South Korea) → San Francisco International Airport (San Francisco, United States)

Also known as Seoul.

Nonstop
9h 45m
Distance
9,085 km
Frequency
7×/week
One-way from
$341
Airlines
Asiana Airlines, Delta Air Lines, Korean Air, Perimeter Aviation, Singapore Airlines, Thai Airways International, United Airlines
Book on Aviasales

Fares by month

One-way, per person

Lowest fares Aviasales travelers found in recent searches; some may include a connection. Prices change often — tap a month to see live fares.

Weekly schedule

Monday

  • UA80612:45→06:3010h 45mUnited Airlines
  • OZ662012:45→06:3010h 45mAsiana Airlines
  • DL786016:00→09:3510h 35mDelta Air Lines
  • KE2316:00→09:3510h 35mKorean Air
  • UA89218:00→11:4510h 45mUnited Airlines
  • OZ661418:00→11:4510h 45mAsiana Airlines
  • UA728921:00→14:3010h 30mUnited Airlines
  • OZ21221:00→14:3010h 30mAsiana Airlines
  • TG674721:00→14:3010h 30mThai Airways International
  • SQ571221:00→14:3010h 30mSingapore Airlines

Tuesday

  • UA80612:45→06:3010h 45mUnited Airlines
  • KE2316:00→09:3510h 35mKorean Air
  • UA89218:00→11:4510h 45mUnited Airlines
  • OZ21221:00→14:3010h 30mAsiana Airlines

Wednesday

  • UA80612:45→06:3010h 45mUnited Airlines
  • KE2316:00→09:3510h 35mKorean Air
  • UA89218:00→11:4510h 45mUnited Airlines
  • YP11119:45→13:2010h 35mPerimeter Aviation
  • OZ21221:00→14:3010h 30mAsiana Airlines

Thursday

  • UA80612:45→06:3010h 45mUnited Airlines
  • KE2316:00→09:3510h 35mKorean Air
  • UA89218:00→11:4510h 45mUnited Airlines
  • OZ21221:00→14:3010h 30mAsiana Airlines

Friday

  • UA80612:45→06:3010h 45mUnited Airlines
  • KE2316:00→09:3510h 35mKorean Air
  • UA89218:00→11:4510h 45mUnited Airlines
  • YP11119:45→13:2010h 35mPerimeter Aviation
  • OZ21221:00→14:3010h 30mAsiana Airlines

Saturday

  • UA80612:45→06:3010h 45mUnited Airlines
  • KE2316:00→09:3510h 35mKorean Air
  • UA89218:00→11:4510h 45mUnited Airlines
  • YP11119:45→13:2010h 35mPerimeter Aviation
  • OZ21221:00→14:3010h 30mAsiana Airlines

Sunday

  • UA80612:45→06:309h 45mUnited Airlines
  • KE2316:00→09:3510h 35mKorean Air
  • UA89218:00→11:4510h 45mUnited Airlines
  • YP11119:45→13:2010h 35mPerimeter Aviation
  • OZ21221:00→14:3010h 30mAsiana Airlines

Seoul to San Francisco — frequently asked

How long is the flight from Seoul to San Francisco?
ICN–SFO is 9h 45m nonstop, covering 9,085 km (5,645 mi).
Which airlines fly nonstop from Seoul to San Francisco?
Asiana Airlines, Delta Air Lines, Korean Air, Perimeter Aviation, Singapore Airlines, Thai Airways International, United Airlines operate this route nonstop.
How much is a flight from Seoul to San Francisco?
One-way fares on ICN–SFO recently started from $341. The lowest recent fare is for travel in December 2026. Fares change daily, so check current prices before booking.
How often do flights run from Seoul to San Francisco?
The route is served 7 days a week (38 scheduled departures).