Cheapest return flights from San Jose to Seoul in January from $615
AirHint found the following cheapest return flights from San Jose (SJC) to Seoul (ICN)
in January 2026 (see full year ).
Return flights
15 Jan
- 22 Jan
Alaska Airlines
$ 615
11 Jan
- 24 Jan
Alaska Airlines
$ 615
21 Jan
- 02 Feb
Alaska Airlines
$ 615
25 Jan
- 02 Feb
Alaska Airlines
$ 615
31 Jan
- 05 Feb
Alaska Airlines
$ 615
22 Jan
- 09 Feb
Alaska Airlines
$ 617
24 Jan
- 08 Feb
Alaska Airlines
$ 620
29 Jan
- 01 Feb
Alaska Airlines
$ 620
17 Jan
- 24 Jan
Alaska Airlines
$ 651
23 Jan
- 31 Jan
Alaska Airlines
$ 651
16 Jan
- 30 Jan
Alaska Airlines
$ 651
22 Jan
- 26 Jan
Alaska Airlines
$ 651
21 Jan
- 26 Jan
Alaska Airlines
$ 651
29 Jan
- 02 Feb
Alaska Airlines
$ 651
09 Jan
- 29 Jan
Alaska Airlines
$ 657
16 Jan
- 25 Jan
Alaska Airlines
$ 657
19 Jan
- 29 Jan
Korean Air
$ 840
21 Jan
- 18 Feb
Korean Air
$ 853
20 Jan
- 17 Feb
Korean Air
$ 856
30 Jan
- 20 Feb
Korean Air
$ 1040
Also check the deals for one-way flights from San Jose to Seoul in January .
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