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

Return flights

23 Apr - 25 Apr	United
14 Apr - 21 Apr	United
16 Apr - 21 Apr	United
14 Apr - 24 Apr	United
02 Apr - 07 Apr	United
02 Apr - 10 Apr	United
16 Apr - 24 Apr	United
02 Apr - 11 Apr	United
02 Apr - 23 Apr	United
02 Apr - 08 Apr	United
29 Apr - 04 May	United
29 Apr - 02 May	United
23 Apr - 05 May	United
29 Apr - 06 May	United
29 Apr - 07 May	United
20 Apr - 04 May	United
29 Apr - 05 May	United
22 Apr - 06 May	United
22 Apr - 03 May	United
29 Apr - 03 May	United

Also check the deals for one-way flights from Seoul to Los Angeles in April.

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 April from $416

Return flights