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

Return flights

01 Dec - 22 Dec	Air China
01 Dec - 11 Dec	Air Premia
05 Dec - 16 Dec	Asiana Airlines
04 Dec - 14 Dec	Asiana Airlines
01 Dec - 07 Dec	Asiana Airlines
05 Dec - 12 Dec	Asiana Airlines
01 Dec - 03 Dec	Asiana Airlines
06 Dec - 16 Dec	Asiana Airlines
06 Dec - 19 Dec	Asiana Airlines
02 Dec - 09 Dec	ANA
31 Dec - 16 Jan	Delta
30 Dec - 20 Jan	Asiana Airlines
29 Dec - 11 Jan	Asiana Airlines
28 Dec - 12 Jan	Asiana Airlines
03 Dec - 21 Jan	Delta
01 Dec - 21 Jan	Delta
30 Dec - 19 Jan	Cathay Pacific
31 Dec - 18 Jan	Asiana Airlines
02 Dec - 13 Jan	Xiamen Airlines
28 Dec - 15 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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from Los Angeles to Bangkok in December from 550€

Return flights