AirHint found the following cheapest return flights from San Francisco (SFO) to Seoul (ICN)
in October 2025 (see full year ).
Return flights
15 Oct
- 29 Oct
Hawaiian Airlines
$ 658
03 Oct
- 09 Oct
United
$ 659
direct
01 Oct
- 08 Oct
United
$ 659
direct
31 Oct
- 19 Nov
Hawaiian Airlines
$ 660
15 Oct
- 29 Oct
United
$ 661
direct
13 Oct
- 22 Oct
United
$ 661
direct
13 Oct
- 21 Oct
United
$ 661
direct
21 Oct
- 28 Oct
United
$ 661
direct
13 Oct
- 17 Nov
United
$ 661
direct
27 Oct
- 23 Nov
United
$ 661
direct
25 Oct
- 02 Nov
United
$ 661
direct
19 Oct
- 02 Nov
United
$ 661
direct
31 Oct
- 05 Nov
Air Premia
$ 661
direct
31 Oct
- 19 Nov
United
$ 661
direct
28 Oct
- 04 Nov
United
$ 661
direct
20 Oct
- 10 Nov
United
$ 661
direct
01 Oct
- 22 Nov
United
$ 661
direct
22 Oct
- 24 Oct
United
$ 662
direct
01 Oct
- 13 Oct
Alaska Airlines
$ 664
01 Oct
- 12 Oct
Alaska Airlines
$ 678
Also check the deals for one-way flights from San Francisco to Seoul in October .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.