Cheapest one-way flights from San Jose to Seoul in April from $561

AirHint found the following cheapest one-way flights from San Jose (SJC) to Seoul (ICN) in April 2026 (see full year).

One-Way flights

04 Apr Hawaiian Airlines
07 Apr Alaska Airlines
24 Apr Alaska Airlines
25 Apr Alaska Airlines
11 Apr Alaska Airlines
18 Apr Alaska Airlines
09 Apr Alaska Airlines
26 Apr Alaska Airlines
05 Apr Alaska Airlines
16 Apr Alaska Airlines

Also check the deals for return flights from San Jose to Seoul in April.

Skyscanner

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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