Cheap Flights from San Francisco, CA to Seoul from $355

Return flight: Seoul – San Francisco

On Cheapflightsplus.com you will find 8 direct and 995 connecting flights from San Francisco to Seoul. You can compare airfare deals from 32 airlines and multiple travel sites from $355, book and save on cheap plane tickets and last minute offers. Also check out SFO-SEL flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from San Francisco to Seoul depends on and how to choose the most interesting flight option for you.

Distance between San Francisco and Seoul is 9043 miles. Time difference between the cities is 5h. Airplanes depart 00:05 to 23:55 from 3 San Francisco airports and arrive 00:05 to 23:55 to 3 Seoul airports. Average flight time is 12h 25m.

  • The fastest flight 12h 10m
  • Average flight time 12h 25m
  • The earliest flight 00:05
  • The latest flight 23:55
  • Distance 5620 ml

The cheapest months to travel to Seoul are july (from 355 $), august (from 355 $), february (from 412 $).

The most expensive months are december (from 524 $), october (from 516 $), september (from 446 $).

What is the lowest airfare San Francisco to Seoul?

The cheapest plane ticket found by our users is $355. This airfare is for economy class on one-way YP112 flight by YP for September 27, 2025 which leaves San Francisco in San Francisco at 15:30 am and arrives at Seoul Incheon International at 20:30.

Economy class
$355
Find
Business class
?
Find
First class
?
Find

Flight Schedule San Francisco (California) to Seoul

10:40 — 15:00+1day
12h 20m flight time
Find flight
from$516
San Francisco — Seoul
UA893 United Airlines
10:40 — 15:00+1day
12h 20m flight time
Find flight
from$2346
San Francisco — Seoul
OZ6615 Asiana Airlines
13:10 — 17:20+1day
12h 10m flight time
Find flight
from$569
San Francisco — Seoul
KE24 Korean Air
15:30 — 20:30+1day
13h flight time
Find flight
from$355
San Francisco — Seoul
YP112 YP
17:20 — 16:30+2days
31h 10m flight time
Find flight
from$405
15:30 — 19:55 San Francisco — Tokyo
ZG25 Grozny Avia
17h 55m stop
14:00 — 16:45 Tokyo — Seoul
7C1104 Jeju Air
17:20 — 19:40+2days
34h 20m flight time
Find flight
from$411
17:20 — 20:00 San Francisco — Tokyo
ZG25 Grozny Avia
20h 55m stop
16:55 — 19:40 Tokyo — Seoul
7C1106 Jeju Air
17:20 — 21:15+2days
35h 55m flight time
Find flight
from$417
17:20 — 20:00 San Francisco — Tokyo
ZG25 Grozny Avia
22h 30m stop
18:30 — 21:15 Tokyo — Seoul
ZE604 Lineas Aereas Azteca
17:20 — 14:55+2days
29h 35m flight time
Find flight
from$419
17:20 — 20:00 San Francisco — Tokyo
ZG25 Grozny Avia
16h 5m stop
12:05 — 14:55 Tokyo — Seoul
TW242 T'way Airlines
17:20 — 17:05+2days
31h 45m flight time
Find flight
from$419
17:20 — 20:00 San Francisco — Tokyo
ZG25 Grozny Avia
18h 20m stop
14:20 — 17:05 Tokyo — Seoul
TW244 T'way Airlines
17:20 — 21:10+2days
35h 50m flight time
Find flight
from$419
17:20 — 20:00 San Francisco — Tokyo
ZG25 Grozny Avia
22h 20m stop
18:20 — 21:10 Tokyo — Seoul
7C1108 Jeju Air
17:20 — 22:00+2days
36h 40m flight time
Find flight
from$419
17:20 — 20:00 San Francisco — Tokyo
ZG25 Grozny Avia
23h 25m stop
19:25 — 22:00 Tokyo — Seoul
7C1122 Jeju Air
23:30 — 04:00+2days
12h 30m flight time
Find flight
from$550
San Francisco — Seoul
OZ211 Asiana Airlines
23:30 — 04:00+2days
12h 30m flight time
Find flight
from$6391
San Francisco — Seoul
UA7290 United Airlines
23:55 — 04:20+2days
12h 25m flight time
Find flight
from$516
San Francisco — Seoul
UA805 United Airlines
23:55 — 04:20+2days
12h 25m flight time
Find flight
from$3509
San Francisco — Seoul
OZ6621 Asiana Airlines
Full flight schedule will help you in detecting at what time planes fly from San Francisco to Seoul. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 14, 2025.

Popular Airlines on the Route

The flight San Francisco — Seoul is served by 32 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Japan Airlines - JAL - 7 departures per week at the price of from $ 561 . And the most expensive tickets are offered by United Airlines airline - from $ 6391.

Direct flights

There are 8 nonstop flights on the route. The fastest direct flight is KE24 by Korean Air takes 12h 10m and the cheapest is YP112 by YP for $355.

  • YP - YP
    from $355
    Find
  • KE - Korean Air
    from $569
    Find
  • OZ - Asiana Airlines
    from $550
    Find
  • UA - United Airlines
    from $516
    Find
See more direct flights

Connecting Flights

There are 995 flights with layovers on the route. The fastest connecting flight is AS1113 by Alaska Airlines takes 15h 15m and the cheapest is YP112 by YP for $405.

  • JL - Japan Airlines - JAL
    from $561
    Find
  • PR - Philippine Airlines
    from $593
    Find
  • UA - United Airlines
    from $591
    Find
  • LX - SWISS International Air Lines
    from $1147
    Find
  • JX - Jambojet
    from $554
    Find
  • BR - EVA Airways Corporation
    from $515
    Find
  • KE - Korean Air
    from $909
    Find
  • WS - WestJet
    from $478
    Find
  • CA - Air China Limited
    from $623
    Find
  • SQ - Singapore Airlines
    from $907
    Find
  • KL - KLM
    from $1198
    Find
  • QR - Qatar Airways
    from $1231
    Find
See more connecting flights

Airports

You can fly from San Francisco to Seoul from 3 airports (San Francisco, Embarkadero, China Basin Heliport).

San Francisco airports

  • San Francisco-SFO
    from $355
    Find
  • Embarkadero-EMB
    Find
  • China Basin Heliport-JCC
    Find

Seoul airports

  • Incheon International-ICN
    Find
  • Gimpo International-GMP
    Find
  • Seoul AB-SSN
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

Back