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

Return flights

12 May - 16 Jun	Alaska Airlines
05 May - 24 Jun	Alaska Airlines
12 May - 11 Jun	Alaska Airlines
13 May - 11 Jun	Alaska Airlines
20 May - 22 Jun	WestJet
20 May - 21 Jun	WestJet
20 May - 09 Jun	WestJet
14 May - 19 Jun	WestJet
19 May - 22 Jun	WestJet
19 May - 21 Jun	WestJet
14 May - 31 May	Alaska Airlines

Also check the deals for one-way flights from Houston to Ho Chi Minh City in May.

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 May from $967

Return flights