Cheapest one-way flights from San Jose to Seoul in September from $597

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

One-Way flights

15 Sep Alaska Airlines
16 Sep EVA Air
17 Sep China Airlines
14 Sep Alaska Airlines
05 Sep Alaska Airlines
01 Sep Alaska Airlines

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

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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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