AirHint found the following cheapest return flights from Houston (HOU) to Rio De Janeiro (GIG) in October 2025 (see full year).

Return flights

09 Oct - 12 Oct	Frontier Airlines
06 Oct - 14 Oct	Spirit Airlines
06 Oct - 14 Oct	United	direct
01 Oct - 15 Oct	United	direct
06 Oct - 20 Oct	United	direct
14 Oct - 28 Oct	United	direct
15 Oct - 29 Oct	United	direct
08 Oct - 22 Oct	United	direct
09 Oct - 23 Oct	United	direct
22 Oct - 05 Nov	United	direct
30 Oct - 13 Nov	United	direct
02 Oct - 16 Oct	United	direct
20 Oct - 03 Nov	United	direct
21 Oct - 04 Nov	United	direct
23 Oct - 06 Nov	United	direct
28 Oct - 11 Nov	United	direct
29 Oct - 12 Nov	United	direct
27 Oct - 10 Nov	United	direct
24 Oct - 07 Nov	United	direct
25 Oct - 08 Nov	United	direct

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

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 October from 705€

Return flights