AirHint found the following cheapest return flights from Seoul (ICN) to Los Angeles (LAX) in March 2026 (see full year).

Return flights

04 Mar - 09 Mar	United
08 Mar - 17 Mar	United
04 Mar - 13 Mar	United
18 Mar - 24 Mar	United
09 Mar - 17 Mar	United
16 Mar - 22 Mar	United
16 Mar - 30 Mar	United
19 Mar - 22 Mar	United
11 Mar - 17 Mar	United
03 Mar - 07 Mar	United
25 Mar - 01 Apr	United
24 Mar - 09 Apr	United
07 Mar - 01 Apr	United
24 Mar - 01 Apr	United
25 Mar - 04 Apr	United
10 Mar - 07 Apr	United
27 Mar - 06 Apr	United
27 Mar - 04 Apr	United
27 Mar - 09 Apr	United
10 Mar - 07 Apr	Air Premia	direct

Also check the deals for one-way flights from Seoul to Los Angeles 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 Seoul to Los Angeles in March from 359€

Return flights