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

Return flights

17 Dec - 09 Jan	Thai AirAsia X
22 Dec - 09 Jan	Thai AirAsia X
23 Dec - 08 Jan	Thai AirAsia
11 Dec - 23 Jan	Thai AirAsia X
02 Dec - 25 Dec	Thai AirAsia
04 Dec - 09 Dec	Thai Lion Air
01 Dec - 10 Dec	Thai Lion Air
01 Dec - 08 Dec	Thai Lion Air
11 Dec - 24 Dec	Thai AirAsia X
12 Dec - 15 Dec	Thai AirAsia X
07 Dec - 26 Dec	Thai AirAsia
19 Dec - 28 Dec	Thai AirAsia X
28 Dec - 04 Jan	Thai AirAsia
08 Dec - 11 Dec	Thai Lion Air
31 Dec - 04 Jan	Thai AirAsia X

Also check the deals for one-way flights from Bangkok 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 Bangkok to Los Angeles in December from $778

Return flights