Cheapest return flights from Houston to Sao Paulo in September from $1325

Best time to book flights for Houston (HOU) to Sao Paulo (GRU) flights at AirHint

AirHint found the following cheapest return flights from Houston (HOU) to Sao Paulo (GRU) in September 2025 (see full year).

Return flights

02 Sep - 16 Sep United
03 Sep - 17 Sep United
04 Sep - 18 Sep United
09 Sep - 23 Sep United
01 Sep - 15 Sep United
08 Sep - 22 Sep United
15 Sep - 29 Sep United
16 Sep - 30 Sep United
23 Sep - 07 Oct United
24 Sep - 08 Oct United
25 Sep - 09 Oct United
17 Sep - 01 Oct United
22 Sep - 06 Oct United
11 Sep - 25 Sep United
05 Sep - 19 Sep United
21 Sep - 05 Oct United
20 Sep - 04 Oct United

Also check the deals for one-way flights from Houston to Sao Paulo in September.

Skyscanner

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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