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

Return flights

03 Dec - 16 Dec	China Southern
03 Dec - 10 Dec	China Southern
01 Dec - 08 Dec	China Southern
03 Dec - 15 Dec	China Southern
03 Dec - 24 Dec	China Southern
08 Dec - 14 Dec	China Southern
02 Dec - 16 Dec	Xiamen Airlines
02 Dec - 09 Dec	Xiamen Airlines
02 Dec - 12 Dec	Xiamen Airlines
05 Dec - 14 Dec	ANA
16 Dec - 13 Jan	Air Premia
03 Dec - 07 Jan	China Southern
24 Dec - 14 Jan	Cathay Pacific
24 Dec - 17 Jan	Cathay Pacific
16 Dec - 06 Jan	Air Premia
23 Dec - 13 Jan	Korean Air
27 Dec - 10 Jan	Frontier Airlines
26 Dec - 09 Jan	Frontier Airlines
15 Dec - 05 Jan	Air Premia
23 Dec - 07 Jan	Korean Air

Also check the deals for one-way flights from Los Angeles to Hanoi 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 Hanoi in December from 428€

Return flights