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prices we've seen · United States fares · USD

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

  • One way from $573
  • Round trip from $1,120
  • No nonstop seen
  • Fastest 31h 50m
  • 9 airlines

The cheapest one-way fare from San Francisco (SFO) to Seoul (GMP) we have seen is $573 USD, departing Dec 7, 2026 (seen Nov 5, 2026): Alaska Airlines AS 833, 2 stops, 33h 28m.

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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$657
  2. Dec 2026$573
  3. Jan 2027$591
  4. Feb 2027$593
  5. Mar 2027$570
  6. Apr 2027$570

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. MonDec 7

    19:57

    33h 28m2 stops

    22:25+2

    Cheapest$573 USD

    Alaska Airlines AS 833 · seen Nov 5

    Go to seller — $573

  2. WedJan 20

    12:54

    52h 6m3 stops

    10:00+3

    $591 USD

    Frontier F9 3308 · seen Nov 6

    Go to seller — $591

  3. MonJan 11

    17:49

    47h 36m3 stops

    10:25+3

    $599 USD

    Frontier F9 4594 · seen Nov 6

    Go to seller — $599

  4. SunJan 17

    14:56

    50h 29m3 stops

    10:25+3

    $642 USD

    Frontier F9 3308 · seen Nov 6

    Go to seller — $642

  5. SatDec 5

    21:31

    49h 39m3 stops

    16:10+3

    $650 USD

    Frontier F9 2858 · seen Nov 10

    Go to seller — $650

  6. WedNov 11

    22:40

    40h 35m3 stops

    08:15+3

    $657 USD

    Philippine Airlines PR 105 · seen Nov 9

    Go to seller — $657

  7. FriJan 15

    14:56

    48h 19m3 stops

    08:15+3

    $664 USD

    Frontier F9 3308 · seen Nov 10

    Go to seller — $664

  8. ThuNov 12

    12:00

    31h 50m1 stop

    12:50+2

    $673 USD

    EVA Air BR 7 · seen Nov 9

    Go to seller — $673

  9. SunDec 27

    14:45

    53h 20m2 stops

    13:05+3

    $834 USD

    Air Canada AC 567 · seen Nov 6

    Go to seller — $834

  10. SunDec 20

    22:21

    46h 49m2 stops

    14:10+3

    $1,251 USD

    Frontier F9 2858 · seen Nov 4

    Go to seller — $1,251
Show 2 more fares

  1. FriDec 18

    22:21

    78h 44m2 stops

    22:05+4

    $1,396 USD

    Frontier F9 2858 · seen Nov 9

    Go to seller — $1,396

  2. SatDec 19

    20:59

    44h 46m2 stops

    10:45+3

    $1,522 USD

    Alaska Airlines AS 204 · seen Nov 9

    Go to seller — $1,522

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. 7 nightsNov 29 – Dec 6

    12:50

    GMP

    Cheapest$1,120 USD

    Japan Airlines JL 001 · 2 stops · 48h in all, both ways · seen Nov 10

    Go to seller — $1,120

  2. 9 nightsDec 4–13

    12:50

    GMP

    $1,161 USD

    Japan Airlines JL 001 · 2 stops · 48h in all, both ways · seen Nov 6

    Go to seller — $1,161

  3. 7 nightsJan 17–24

    12:55

    GMP

    $1,198 USD

    Japan Airlines JL 1 · 2 stops · 48h in all, both ways · seen Nov 6

    Go to seller — $1,198

  4. 5 nightsFeb 14–19

    23:50

    GMP

    $1,215 USD

    EVA Air BR 017 · 2 stops · 43h 20m in all, both ways · seen Nov 10

    Go to seller — $1,215

  5. 6 nightsFeb 14–20

    23:50

    GMP

    $1,235 USD

    EVA Air BR 017 · 2 stops · 59h in all, both ways · seen Nov 10

    Go to seller — $1,235

  6. 11 nightsApr 26 – May 7

    00:50

    GMP

    $1,236 USD

    EVA Air BR 017 · 2 stops · 43h 30m in all, both ways · seen Nov 10

    Go to seller — $1,236

  7. 11 nightsMar 10–21

    07:00

    GMP

    $1,293 USD

    China Eastern MU 8812 · 3 stops · 64h 10m in all, both ways · seen Nov 9

    Go to seller — $1,293

  8. 7 nightsFeb 21–28

    12:55

    GMP

    $1,400 USD

    American Airlines AA 8400 · 2 stops · 60h 40m in all, both ways · seen Nov 10

    Go to seller — $1,400

  9. 9 nightsMar 6–15

    12:00

    GMP

    $1,421 USD

    China Eastern MU 590 · 2 stops · 47h 35m in all, both ways · seen Nov 10

    Go to seller — $1,421

  10. 6 nightsFeb 20–26

    11:50

    GMP

    $1,460 USD

    American Airlines AA 8410 · 2 stops · 45h 20m in all, both ways · seen Nov 10

    Go to seller — $1,460
Show 9 more fares

  1. 6 nightsJan 10–16

    23:50

    GMP

    $1,553 USD

    EVA Air BR 017 · 2 stops · 43h 20m in all, both ways · seen Nov 10

    Go to seller — $1,553

  2. 1 nightNov 28–29

    00:20

    GMP

    $1,929 USD

    ANA NH 107 · 4 stops · 76h 2m in all, both ways · seen Nov 10

    Go to seller — $1,929

  3. 7 nightsNov 28 – Dec 5

    12:50

    GMP

    $2,030 USD

    Japan Airlines JL 1 · 2 stops · 31h 5m in all, both ways · seen Nov 10

    Go to seller — $2,030

  4. 37 nightsDec 16 – Jan 22

    12:50

    GMP

    $2,100 USD

    Japan Airlines JL 001 · 2 stops · 31h 5m in all, both ways · seen Nov 10

    Go to seller — $2,100

  5. 17 nightsNov 13–30

    12:00

    GMP

    $2,109 USD

    EVA Air BR 007 · 4 stops · 65h 50m in all, both ways · seen Nov 10

    Go to seller — $2,109

  6. 23 nightsDec 26 – Jan 18

    12:00

    GMP

    $2,203 USD

    EVA Air BR 7 · 4 stops · 50h 25m in all, both ways · seen Nov 4

    Go to seller — $2,203

  7. 9 nightsDec 17–26

    12:00

    GMP

    $2,301 USD

    EVA Air BR 007 · 2 stops · 53h 40m in all, both ways · seen Nov 4

    Go to seller — $2,301

  8. 9 nightsDec 24 – Jan 2

    07:00

    GMP

    $2,548 USD

    American Airlines AA 4960 · 6 stops · 68h 54m in all, both ways · seen Nov 7

    Go to seller — $2,548

  9. 10 nightsDec 19–29

    13:20

    GMP

    $3,631 USD

    Japan Airlines JL 7555 · 3 stops · 58h 55m in all, both ways · seen Nov 7

    Go to seller — $3,631

Compare other routes

Compared with San Francisco → Seoul: $573 one way (Dec 7).

The way back

Other places from San Francisco

Every route from San Francisco →

To Seoul from other cities

Every route to Seoul →

Airlines seen on this route

  • American Airlines
  • Air Canada
  • Alaska Airlines
  • EVA Air
  • Frontier
  • Japan Airlines
  • China Eastern
  • ANA
  • Philippine Airlines

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

San Francisco to Seoul in numbers

  • By month, Mar 2027 is the cheapest we've seen at $570 USD and Nov 2026 the most expensive at $657 USD — a spread of 15%.
  • None of the 12 departure dates seen has a nonstop fare — every fare has at least one stop; carriers seen: American Airlines, Air Canada, Alaska Airlines, EVA Air, Frontier, Japan Airlines, China Eastern, ANA, Philippine Airlines.
  • SFO serves San Francisco, United States; GMP serves Seoul, South Korea.
  • Seoul runs 17 hours ahead of San Francisco.

Questions

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

The cheapest one-way fare from San Francisco (SFO) to Seoul (GMP) we have seen is $573 USD, departing Dec 7, 2026 (seen Nov 5, 2026): Alaska Airlines AS 833, 2 stops, 33h 28m.

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

None of the 12 departure dates seen has a nonstop fare — every fare has at least one stop; carriers seen: American Airlines, Air Canada, Alaska Airlines, EVA Air, Frontier, Japan Airlines, China Eastern, ANA, Philippine Airlines.

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

By month, Mar 2027 is the cheapest we've seen at $570 USD and Nov 2026 the most expensive at $657 USD — a spread of 15%.

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.