Cheapest return flights from San Francisco to Seoul in September from $633
AirHint found the following cheapest return flights from San Francisco (SFO) to Seoul (ICN)
in September 2025 (see full year ).
Return flights
01 Sep
- 12 Sep
Air Premia
$ 633
direct
12 Sep
- 19 Sep
Air Premia
$ 633
direct
08 Sep
- 14 Sep
Air Premia
$ 633
direct
08 Sep
- 15 Sep
Air Premia
$ 633
direct
15 Sep
- 22 Sep
Air Premia
$ 633
direct
01 Sep
- 10 Sep
Air Premia
$ 633
direct
03 Sep
- 10 Sep
Air Premia
$ 633
direct
03 Sep
- 15 Sep
Air Premia
$ 633
direct
10 Sep
- 17 Sep
Air Premia
$ 633
direct
10 Sep
- 15 Sep
Air Premia
$ 637
direct
26 Sep
- 11 Oct
Hawaiian Airlines
$ 650
27 Sep
- 11 Oct
United
$ 657
direct
27 Sep
- 12 Oct
United
$ 657
direct
27 Sep
- 24 Oct
United
$ 658
direct
02 Sep
- 11 Oct
United
$ 658
direct
29 Sep
- 28 Oct
United
$ 658
direct
25 Sep
- 14 Oct
United
$ 658
direct
26 Sep
- 11 Oct
United
$ 658
direct
11 Sep
- 01 Oct
United
$ 658
direct
27 Sep
- 05 Oct
Hawaiian Airlines
$ 670
Also check the deals for one-way flights from San Francisco to Seoul in September .
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.
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