AirHint found the following cheapest return flights from Oakland (OAK) to Seoul (ICN) in February 2026 (see full year).

Return flights

01 Feb - 14 Feb	Alaska Airlines
08 Feb - 21 Feb	Alaska Airlines
08 Feb - 16 Feb	Alaska Airlines
23 Feb - 17 Mar	Korean Air
28 Feb - 07 Mar	Korean Air
14 Feb - 21 Feb	Korean Air
13 Feb - 23 Feb	Korean Air
22 Feb - 06 Mar	Korean Air
25 Feb - 18 Mar	Korean Air
27 Feb - 18 Mar	Korean Air
13 Feb - 22 Feb	Korean Air
11 Feb - 18 Feb	Korean Air
06 Feb - 18 Feb	Korean Air
10 Feb - 27 Feb	Korean Air
10 Feb - 17 Feb	Korean Air
11 Feb - 18 Mar	Korean Air

Also check the deals for one-way flights from Oakland to Seoul in February.

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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Cheapest return flights from Oakland to Seoul in February from $615

Return flights