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

Return flights

25 May - 05 Jun	WestJet
07 May - 28 May	WestJet
09 May - 06 Jun	WestJet
06 May - 06 Jun	Cathay Pacific
25 May - 08 Jun	WestJet
01 May - 21 May	WestJet
01 May - 17 May	WestJet
01 May - 19 May	WestJet
01 May - 10 May	WestJet
14 May - 22 May	Philippine Airlines
01 May - 09 May	WestJet
14 May - 26 May	EVA Air
05 May - 26 May	EVA Air
31 May - 16 Jun	WestJet
26 May - 04 Jun	WestJet
09 May - 23 May	WestJet
18 May - 02 Jun	China Airlines
02 May - 07 Jun	WestJet
25 May - 01 Jun	WestJet
28 May - 09 Jun	WestJet

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

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 May from 714€

Return flights