Cheapest return HOU–SGN flights, September

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

Return flights

01 Sep - 29 Sep Frontier Airlines
05 Sep - 13 Sep Zipair
01 Sep - 15 Sep Frontier Airlines
01 Sep - 06 Oct Frontier Airlines
23 Sep - 14 Oct Zipair
28 Sep - 14 Oct Zipair
12 Sep - 28 Sep Zipair
05 Sep - 26 Sep Zipair
02 Sep - 23 Sep Zipair
06 Sep - 20 Sep Frontier Airlines
22 Sep - 09 Oct Spirit Airlines
17 Sep - 26 Sep Spirit Airlines
22 Sep - 12 Oct Spirit Airlines

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

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