Cheapest return flights from Los Angeles to Seoul in September from $742

Best time to book flights for Los Angeles (LAX) to Seoul (ICN) flights at AirHint

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

Return flights

10 Sep - 17 Sep Flair Airlines
05 Sep - 14 Sep Air Canada
12 Sep - 21 Sep Air Canada
09 Sep - 18 Sep Cathay Pacific
11 Sep - 28 Sep Cathay Pacific
15 Sep - 25 Sep Cathay Pacific
16 Sep - 29 Sep Cathay Pacific
24 Sep - 29 Sep Cathay Pacific
02 Sep - 09 Sep Cathay Pacific
09 Sep - 15 Oct Cathay Pacific
11 Sep - 23 Sep Cathay Pacific
19 Sep - 08 Oct WestJet
30 Sep - 07 Oct Air Canada
13 Sep - 04 Oct Air Canada
13 Sep - 05 Oct Air Canada
07 Sep - 08 Oct Zipair
07 Sep - 10 Oct Flair Airlines
07 Sep - 09 Oct China Airlines
19 Sep - 08 Oct Air Premia direct
07 Sep - 08 Oct Air Premia direct

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

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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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