Cheapest return flights from San Jose to Seoul in March from $651

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

Return flights

15 Mar - 27 Mar Alaska Airlines
13 Mar - 23 Mar Alaska Airlines
04 Mar - 09 Apr Alaska Airlines
25 Mar - 01 Apr Alaska Airlines
25 Mar - 06 Apr Alaska Airlines
11 Mar - 08 Apr Alaska Airlines
30 Mar - 09 Apr Alaska Airlines
15 Mar - 23 Mar Alaska Airlines
07 Mar - 23 Mar Alaska Airlines
19 Mar - 27 Mar Alaska Airlines
01 Mar - 08 Mar Hawaiian Airlines
27 Mar - 03 Apr Hawaiian Airlines
02 Mar - 16 Mar Alaska Airlines
14 Mar - 28 Mar Alaska Airlines
13 Mar - 21 Mar Alaska Airlines
15 Mar - 25 Mar Korean Air
21 Mar - 04 Apr Alaska Airlines
01 Mar - 30 Apr Alaska Airlines
20 Mar - 03 Apr Alaska Airlines
28 Mar - 18 Apr Korean Air

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

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