Cheapest one-way flights from Houston to Hanoi in March from $346

AirHint found the following cheapest one-way flights from Houston (IAH) to Hanoi (HAN) in March 2026 (see full year).

One-Way flights

04 Mar Alaska Airlines
29 Mar Spirit Airlines
10 Mar Alaska Airlines
05 Mar Alaska Airlines
09 Mar Delta
08 Mar Delta
07 Mar Alaska Airlines
25 Mar Turkish Airlines
27 Mar Qatar Airways
20 Mar Air Canada

Also check the deals for return flights from Houston to Hanoi in March.

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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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