AirHint found the following cheapest return flights from Los Angeles (LAX) to Hanoi (HAN) in March 2026 (see full year).

Return flights

04 Mar - 11 Mar	Asiana Airlines
10 Mar - 24 Mar	Asiana Airlines
16 Mar - 20 Mar	Asiana Airlines
18 Mar - 31 Mar	China Eastern
23 Mar - 30 Mar	China Eastern
19 Mar - 30 Mar	China Eastern
24 Mar - 03 Apr	China Eastern
03 Mar - 31 Mar	Cathay Pacific
13 Mar - 27 Mar	Korean Air
22 Mar - 31 Mar	Cathay Pacific
27 Mar - 08 Apr	Cathay Pacific
18 Mar - 04 Apr	Cathay Pacific
26 Mar - 11 Apr	Cathay Pacific
17 Mar - 02 Apr	Delta
17 Mar - 28 Mar	Asiana Airlines

Also check the deals for one-way flights from Los Angeles to Hanoi in March.

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 March from 518€

Return flights