Skip to content

prices we've seen · United States fares · USD

Flights from Seoul (GMP) to San Francisco (SFO)

  • One way from $512
  • Round trip from $1,616
  • No nonstop seen
  • Fastest 15h 10m
  • 12 airlines

The cheapest one-way fare from Seoul (GMP) to San Francisco (SFO) we have seen is $512 USD, departing Dec 2, 2026 (seen Nov 10, 2026): Air China CA 138, 2 stops, 59h 5m.

Search flights

Depart
More options

Cheapest · One wayseen Nov 10

$512 USD

Air China CA 138 · Dec 2 · 2 stops · 59h 5m

A typical day on this route: $634

Continue on the seller's site — $512

Cheapest round tripseen Nov 9

$1,616 USD

Asiana OZ 3355 · Nov 27 → Nov 30 · 4 stops · 62h 16m in all, both ways

Continue on the seller's site — $1,616

a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.

These are the fares the seller shows on its United States site, in USD; prices where you live may differ.

See more dates →

Leave your email and we'll write on any day the fare is at or under your price — at most once a day. We'll send a link to confirm your address first. Without an email, it's still saved in My watches.

Prices are the fare alone; the seller shows the bag and fare rules.

Cheapest by month

Checked Nov 11

Pick a month to search the day its cheapest fare leaves.

  1. Nov 2026$597
  2. Dec 2026$512
  3. Jan 2027$525
  4. Feb 2027$682
  5. Mar 2027$616

Cheapest days to fly one wayCheapest round trips

Each day's cheapest fare we've seen, nonstop and with stops. Cheapest first.

We may earn a commission from the seller · How we rank

  1. WedDec 2

    14:25

    59h 5m2 stops

    08:30+2

    Cheapest$512 USD

    Air China CA 138 · seen Nov 10

    Go to seller — $512

  2. TueDec 15

    15:45

    42h 15m3 stops

    17:00+1

    $516 USD

    Eastar Jet ZE 217 · seen Nov 10

    Go to seller — $516

  3. ThuJan 21

    13:10

    48h 43m3 stops

    20:53+1

    $525 USD

    Peach MM 738 · seen Nov 10

    Go to seller — $525

  4. MonJan 25

    20:05

    58h 40m3 stops

    13:45+2

    $532 USD

    Jeju Air 7C 907 · seen Nov 9

    Go to seller — $532

  5. FriJan 29

    11:20

    19h 25m2 stops

    13:45

    $572 USD

    Peach MM 736 · seen Nov 10

    Go to seller — $572

  6. TueJan 19

    11:10

    26h 43m3 stops

    20:53

    $586 USD

    Peach MM 764 · seen Nov 9

    Go to seller — $586

  7. WedNov 25

    14:25

    59h 5m2 stops

    08:30+2

    $597 USD

    Air China CA 138 · seen Nov 9

    Go to seller — $597

  8. SunDec 13

    07:55

    20h 55m1 stop

    11:50

    $607 USD

    Asiana OZ 1145 · seen Nov 10

    Go to seller — $607

  9. SatDec 19

    13:40

    15h 10m1 stop

    11:50

    $608 USD

    Jeju Air 7C 1327 · seen Nov 11

    Go to seller — $608

  10. SunDec 6

    06:20

    29h 40m2 stops

    19:00

    $608 USD

    T'way Air TW 701 · seen Nov 9

    Go to seller — $608
Show 16 more fares

  1. ThuDec 3

    18:30

    42h 15m3 stops

    19:45+1

    $609 USD

    T'way Air TW 727 · seen Nov 10

    Go to seller — $609

  2. FriJan 22

    11:20

    26h 33m3 stops

    20:53

    $621 USD

    Peach MM 736 · seen Nov 10

    Go to seller — $621

  3. ThuNov 19

    11:00

    39h 30m1 stop

    09:30+1

    $633 USD

    Jeju Air 7C 6121 · seen Nov 9

    Go to seller — $633

  4. WedDec 23

    06:50

    29h 10m2 stops

    19:00

    $634 USD

    Air Busan BX 8313 · seen Nov 5

    Go to seller — $634

  5. FriDec 18

    06:25

    29h 35m2 stops

    19:00

    $637 USD

    Jeju Air 7C 101 · seen Nov 9

    Go to seller — $637

  6. SunDec 20

    13:40

    15h 10m1 stop

    11:50

    $649 USD

    Jeju Air 7C 1327 · seen Nov 7

    Go to seller — $649

  7. ThuDec 17

    07:05

    23h 30m2 stops

    13:35

    $649 USD

    Air Busan BX 8359 · seen Nov 9

    Go to seller — $649

  8. MonNov 23

    11:10

    24h 50m1 stop

    19:00

    $658 USD

    T'way Air TW 667 · seen Nov 10

    Go to seller — $658

  9. MonNov 30

    19:10

    44h 51m3 stops

    23:01+1

    $686 USD

    WE6503 · seen Nov 9

    Go to seller — $686

  10. SunJan 17

    18:50

    59h 55m2 stops

    13:45+2

    $700 USD

    Peach MM 744 · seen Nov 4

    Go to seller — $700

  11. FriNov 27

    08:05

    39h 35m3 stops

    06:40+1

    $718 USD

    Air Busan BX 8041 · seen Nov 10

    Go to seller — $718

  12. TueJan 12

    20:50

    61h 10m2 stops

    17:00+2

    $719 USD

    FM8602 · seen Nov 4

    Go to seller — $719

  13. SatJan 16

    13:10

    41h 35m2 stops

    13:45+1

    $723 USD

    Peach MM 738 · seen Nov 10

    Go to seller — $723

  14. FriJan 15

    07:55

    29h 58m3 stops

    20:53

    $777 USD

    Asiana OZ 1145 · seen Nov 9

    Go to seller — $777

  15. ThuJan 7

    14:25

    46h 20m2 stops

    19:45+1

    $818 USD

    Air China CA 138 · seen Nov 4

    Go to seller — $818

  16. FriJan 8

    18:50

    57h 19m3 stops

    11:09+2

    $822 USD

    Peach MM 744 · seen Nov 4

    Go to seller — $822

The cheapest round trips we've seen on this route, on any dates, cheapest first.

We may earn a commission from the seller · How we rank

  1. 2 nightsJan 27–29

    12:20

    SFO

    Cheapest$1,375 USD

    ANA NH 864 · 2 stops · 38h 35m in all, both ways · seen Nov 10

    Go to seller — $1,375

  2. 3 nightsNov 27–30

    08:35

    SFO

    $1,616 USD

    Asiana OZ 3355 · 4 stops · 62h 16m in all, both ways · seen Nov 9

    Go to seller — $1,616

  3. 26 nightsDec 15 – Jan 10

    07:45

    SFO

    $1,619 USD

    ANA NH 862 · 2 stops · 36h 25m in all, both ways · seen Nov 8

    Go to seller — $1,619

  4. 2 nightsDec 19–21

    08:15

    SFO

    $1,737 USD

    Japan Airlines JL 90 · 3 stops · 48h 39m in all, both ways · seen Nov 10

    Go to seller — $1,737

  5. 21 nightsNov 25 – Dec 16

    20:15

    SFO

    $2,000 USD

    EVA Air BR 155 · 2 stops · 59h 15m in all, both ways · seen Nov 9

    Go to seller — $2,000

Compare other routes

Compared with Seoul → San Francisco: $512 one way (Dec 2).

The way back

Other places from Seoul

Every route from Seoul →

To San Francisco from other cities

Every route to San Francisco →

Airlines seen on this route

  • Jeju Air
  • EVA Air
  • Air Busan
  • Air China
  • FM
  • Japan Airlines
  • Peach
  • ANA
  • Asiana
  • T'way Air
  • WE
  • Eastar Jet

Marketing carriers; the operating airline is shown by the seller.

Seoul to San Francisco in numbers

  • By month, Dec 2026 is the cheapest we've seen at $512 USD and Feb 2027 the most expensive at $682 USD — a spread of 33%.
  • None of the 26 departure dates seen has a nonstop fare — every fare has at least one stop; carriers seen: Jeju Air, EVA Air, Air Busan, Air China, FM, Japan Airlines, Peach, ANA, Asiana, T'way Air, WE, Eastar Jet.
  • GMP serves Seoul, South Korea; SFO serves San Francisco, United States.
  • San Francisco runs 17 hours behind Seoul.

Questions

What is the cheapest fare from Seoul (GMP) to San Francisco (SFO)?

The cheapest one-way fare from Seoul (GMP) to San Francisco (SFO) we have seen is $512 USD, departing Dec 2, 2026 (seen Nov 10, 2026): Air China CA 138, 2 stops, 59h 5m.

Is there a nonstop flight from Seoul (GMP) to San Francisco (SFO)?

None of the 26 departure dates seen has a nonstop fare — every fare has at least one stop; carriers seen: Jeju Air, EVA Air, Air Busan, Air China, FM, Japan Airlines, Peach, ANA, Asiana, T'way Air, WE, Eastar Jet.

Which month is cheapest to fly from Seoul (GMP) to San Francisco (SFO)?

By month, Dec 2026 is the cheapest we've seen at $512 USD and Feb 2027 the most expensive at $682 USD — a spread of 33%.

How old is this price?

It is the cheapest fare we've seen for that date; the date beside it is the day it was seen, or our last check. We look again at least once a day for the routes people search, and stop showing a route's prices two days after our last look. The seller's page shows the price right now.

How does a2bflight rank results?

By price and duration only; commission never enters the order. Cheapest means cheapest among the fares we've seen for this route. A click that books may earn a2bflight a commission from the seller; the price you see is the seller's own. See how we rank and what we keep.