Cheapest one-way flights from Seoul to San Jose in October from $960

AirHint found the following cheapest one-way flights from Seoul (ICN) to San Jose (SJO) in October 2025 (see full year).

One-Way flights

31 Oct Air Premia

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

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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