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

Return flights

16 Dec - 31 Dec	ANA
15 Dec - 30 Jan	ANA
18 Dec - 05 Jan	ANA
15 Dec - 06 Jan	ANA
17 Dec - 19 Jan	ANA
17 Dec - 14 Jan	ANA
16 Dec - 13 Jan	ANA
11 Dec - 08 Jan	ANA
17 Dec - 12 Jan	ANA
17 Dec - 05 Jan	ANA
09 Dec - 14 Dec	EVA Air
09 Dec - 15 Dec	EVA Air
16 Dec - 01 Jan	ANA
19 Dec - 30 Dec	ANA
19 Dec - 31 Dec	ANA
24 Dec - 31 Dec	EVA Air
18 Dec - 29 Dec	ANA
17 Dec - 29 Dec	ANA
16 Dec - 29 Dec	ANA
15 Dec - 29 Dec	ANA

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

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 December from 768€

Return flights