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

Return flights

27 Jan - 03 Feb	Zipair
11 Jan - 24 Jan	Zipair
09 Jan - 17 Jan	Zipair
07 Jan - 21 Jan	Zipair
09 Jan - 16 Jan	Zipair
11 Jan - 16 Jan	Zipair
06 Jan - 26 Feb	Zipair
06 Jan - 29 Jan	Zipair
06 Jan - 20 Jan	Zipair
20 Jan - 27 Jan	Zipair
28 Jan - 07 Feb	Hawaiian Airlines
29 Jan - 02 Feb	Philippine Airlines
13 Jan - 23 Jan	Frontier Airlines
19 Jan - 16 Feb	Philippine Airlines
19 Jan - 08 Feb	Philippine Airlines
14 Jan - 09 Feb	WestJet
13 Jan - 26 Jan	Alaska Airlines
30 Jan - 06 Feb	Philippine Airlines
13 Jan - 15 Feb	Alaska Airlines
12 Jan - 16 Feb	Hawaiian Airlines

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

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 January from 637€

Return flights