AirHint found the following cheapest return flights from Santa Ana (SNA) to Seoul (ICN) in March 2026 (see full year).

Return flights

12 Mar - 27 Mar	China Airlines
01 Mar - 20 Apr	China Airlines
05 Mar - 19 Mar	EVA Air
01 Mar - 08 Mar	China Airlines
10 Mar - 01 Apr	Korean Air
10 Mar - 18 Mar	Korean Air
02 Mar - 09 Mar	Korean Air
02 Mar - 12 Mar	Korean Air
09 Mar - 17 Mar	Korean Air
06 Mar - 28 Mar	Korean Air
09 Mar - 23 Mar	Korean Air
05 Mar - 22 Mar	Korean Air

Also check the deals for one-way flights from Santa Ana to Seoul in March.

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 Santa Ana to Seoul in March from $1223

Return flights