Cheapest return flights from San Jose to Seoul in March from $658

AirHint found the following cheapest return flights from San Jose (SJC) to Seoul (ICN) in March 2026 (see full year).

Return flights

07 Mar - 13 Mar Alaska Airlines
30 Mar - 08 Apr Alaska Airlines
25 Mar - 02 Apr Alaska Airlines
06 Mar - 20 Mar Alaska Airlines
11 Mar - 16 Mar Alaska Airlines
03 Mar - 11 Mar Korean Air
09 Mar - 18 Mar Korean Air
04 Mar - 07 Mar Korean Air
26 Mar - 02 Apr Alaska Airlines
21 Mar - 28 Mar Alaska Airlines
22 Mar - 28 Mar Alaska Airlines
28 Mar - 04 Apr Alaska Airlines
23 Mar - 01 Apr Korean Air
23 Mar - 02 Apr Korean Air
16 Mar - 25 Mar Korean Air
18 Mar - 25 Mar Korean Air
11 Mar - 24 Apr Korean Air
18 Mar - 08 Apr Korean Air
21 Mar - 08 Apr Korean Air
21 Mar - 07 Apr Korean Air

Also check the deals for one-way flights from San Jose to Seoul in March.

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