AirHint found the following cheapest return flights from Houston (HOU) to Ho Chi Minh City (SGN) in March 2026 (see full year).

Return flights

04 Mar - 25 Mar	Spirit Airlines
12 Mar - 22 Mar	Frontier Airlines
03 Mar - 24 Mar	Spirit Airlines
10 Mar - 07 Apr	Spirit Airlines
10 Mar - 28 Apr	Spirit Airlines
01 Mar - 31 Mar	Spirit Airlines
28 Mar - 12 Apr	Alaska Airlines
24 Mar - 30 Apr	Alaska Airlines
10 Mar - 04 Apr	Spirit Airlines
10 Mar - 06 Apr	Spirit Airlines
28 Mar - 11 Apr	Alaska Airlines
03 Mar - 30 Mar	Alaska Airlines
14 Mar - 22 Mar	Frontier Airlines
01 Mar - 14 Mar	Spirit Airlines
25 Mar - 06 Apr	Alaska Airlines
07 Mar - 07 Apr	Frontier Airlines
28 Mar - 04 Apr	Alaska Airlines
03 Mar - 29 Mar	ANA

Also check the deals for one-way flights from Houston to Ho Chi Minh City 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 Houston to Ho Chi Minh City in March from $751

Return flights