Flights from San Francisco to Seoul Incheon

Our cheapest offers for flights from San Francisco to Seoul Incheon

Here you can compare cheap flights from San Francisco (SFO) to Seoul Incheon (ICN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Seoul Incheon. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
San Francisco
Seoul Incheon
Outbound
09/19/25
1 Stopover (HNL)
AS8011, AS8459
17h 40min
Return
09/29/25
1 Stopover (HNL)
AS8460, AS8012
16h 25min
Alaska Airlines ?
$612
Best option
San Francisco
Seoul Incheon
Outbound
10/18/25
direct
UA0805
12h 35min
Return
11/17/25
direct
UA0892
10h 35min
United Airlines ?
$612
San Francisco
Seoul Incheon
Outbound
09/19/25
1 Stopover (SEA)
AS1075, AS8471
15h 05min
Return
09/29/25
1 Stopover (HNL)
AS8460, AS8012
16h 25min
Alaska Airlines
$628
San Francisco
Seoul Incheon
Outbound
09/19/25
1 Stopover (SEA)
AS0981, AS8471
20h 35min
Return
09/29/25
1 Stopover (HNL)
AS8460, AS8012
16h 25min
Alaska Airlines ?
$624
San Francisco
Seoul Incheon
Outbound
10/18/25
direct
UA0805
12h 35min
Return
11/17/25
direct
UA0892
10h 35min
United Airlines
$631
San Francisco
Seoul Incheon
Outbound
10/18/25
direct
UA0805
12h 35min
Return
11/17/25
direct
UA0892
10h 35min
United Airlines ?
$639
San Francisco
Seoul Incheon
Outbound
10/18/25
direct
UA0805
12h 35min
Return
11/17/25
direct
UA0892
10h 35min
United Airlines ?
$716
San Francisco
Seoul Incheon
Outbound
09/04/25
1 Stopover (HKG)
CX0873, CX0410
21h 00min
Return
09/28/25
1 Stopover (HKG)
CX0419, CX0872
18h 35min
Cathay Pacific Airways
$765
San Francisco
Seoul Incheon
Outbound
09/04/25
1 Stopover (HKG)
CX0873, CX0410
21h 00min
Return
09/28/25
1 Stopover (HKG)
CX0417, CX0872
28h 30min
Cathay Pacific Airways
$770
San Francisco
Seoul Incheon
Outbound
09/04/25
1 Stopover (HKG)
CX0873, CX0410
21h 00min
Return
09/28/25
1 Stopover (HKG)
CX0417, CX0872
28h 30min
Cathay Pacific Airways
$771
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from San Francisco to Seoul Incheon

Favorite airline: EVA Airways
Most travelers looking for flights on the route from San Francisco to Seoul Incheon decide to book flights with EVA Airways.
EVA Airways
43 %
China Airlines
24 %
Hawaiian Airlines
14 %
Favourite connection: via Taiwan-Taoyuan
Flights with a stopover in Taiwan-Taoyuan are the most popular connection for this route.
Route
bookings
1 stopover Taiwan-Taoyuan
30h 00min, from $985
78 %
1 stopover Honolulu International Airport, HI
18h 05min, from $893
17 %
1 stopover Shanghai Pudong International Airport
31h 55min, from $1,276
6 %

Important flight information

Flight information: San Francisco - Seoul Incheon

Roundtrip from $611.47
Flight duration min. 12:35 / max. 13:00
Return flight duration min. 10:20/ max. 10:35
Distance 9095 km
Flights per week 32
Departure airport Airport San Francisco International Airport, CA (SFO)
Arrival airport Airport Seoul-Incheon International Airport (ICN)
Destination country Flights to South Korea
Alternative flights to Seoul Incheon
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