AirHint found the following cheapest return flights from Los Angeles (LAX) to Seoul (ICN) in August 2025 (see full year).

Return flights

13 Aug - 20 Aug	China Eastern
26 Aug - 01 Sep	Zipair
25 Aug - 01 Sep	Zipair
28 Aug - 08 Sep	China Eastern
25 Aug - 03 Sep	China Eastern
11 Aug - 18 Aug	China Eastern
27 Aug - 03 Sep	Zipair
22 Aug - 29 Aug	Zipair
31 Aug - 12 Sep	Zipair
22 Aug - 10 Sep	Zipair
14 Aug - 27 Aug	Zipair
27 Aug - 23 Sep	Zipair
22 Aug - 20 Sep	Zipair
25 Aug - 12 Sep	Zipair
24 Aug - 27 Aug	Zipair
22 Aug - 28 Aug	Zipair
25 Aug - 31 Aug	Zipair
14 Aug - 30 Aug	Zipair
11 Aug - 29 Aug	China Eastern
25 Aug - 28 Aug	China Eastern

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

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 Los Angeles to Seoul in August from 607€

Return flights