AirHint found the following cheapest return flights from Houston (HOU) to Rio De Janeiro (GIG) in September 2026 (see full year).

Return flights

02 Sep - 06 Sep	Spirit Airlines
04 Sep - 11 Sep	Spirit Airlines
08 Sep - 22 Sep	Spirit Airlines
19 Sep - 26 Sep	Avianca
18 Sep - 24 Sep	Aeromexico
15 Sep - 17 Sep	Aeromexico
16 Sep - 24 Sep	Aeromexico
08 Sep - 22 Sep	United	direct
16 Sep - 24 Sep	United	direct
01 Sep - 18 Sep	Delta

Also check the deals for one-way flights from Houston to Rio De Janeiro in September.

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 Rio De Janeiro in September from 619€

Return flights