AirHint found the following cheapest return flights from Los Angeles (LAX) to Bangkok (BKK) in December 2026 (see full year).

Return flights

03 Dec - 05 Dec	Korean Air
01 Dec - 15 Dec	Korean Air
02 Dec - 16 Dec	Korean Air
03 Dec - 15 Dec	Korean Air
02 Dec - 15 Dec	Korean Air
24 Dec - 29 Dec	Korean Air
02 Dec - 22 Dec	Delta
25 Dec - 30 Dec	Delta
24 Dec - 14 Jan	Korean Air
25 Dec - 14 Jan	Asiana Airlines
25 Dec - 16 Jan	Asiana Airlines
29 Dec - 11 Jan	Cathay Pacific
24 Dec - 31 Dec	Delta
10 Dec - 28 Dec	ANA
25 Dec - 02 Jan	Asiana Airlines
11 Dec - 02 Jan	Asiana Airlines
13 Dec - 03 Jan	Asiana Airlines
20 Dec - 06 Jan	Asiana Airlines
18 Dec - 05 Jan	Asiana Airlines
19 Dec - 04 Jan	Asiana Airlines

Also check the deals for one-way flights from Los Angeles to Bangkok 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 Los Angeles to Bangkok in December from $606

Return flights