Cheapest return flights from Chicago to Sao Paulo in August from 471€

AirHint found the following cheapest return flights from Chicago (ORD) to Sao Paulo (GRU) in August 2025 (see full year).

Return flights

31 Aug - 28 Sep Spirit Airlines
19 Aug - 30 Aug Spirit Airlines
10 Aug - 17 Aug Spirit Airlines
29 Aug - 01 Sep Spirit Airlines
11 Aug - 18 Aug Spirit Airlines
17 Aug - 18 Sep Frontier Airlines
13 Aug - 20 Aug Spirit Airlines
23 Aug - 31 Aug Spirit Airlines
29 Aug - 06 Sep Spirit Airlines
07 Aug - 14 Aug Spirit Airlines
08 Aug - 15 Aug Spirit Airlines
17 Aug - 19 Sep Spirit Airlines
01 Aug - 17 Aug Frontier Airlines
02 Aug - 11 Aug Spirit Airlines
17 Aug - 18 Sep United direct
31 Aug - 14 Sep United
17 Aug - 19 Sep United direct
30 Aug - 13 Sep United direct
27 Aug - 10 Sep United
15 Aug - 29 Aug United

Also check the deals for one-way flights from Chicago to Sao Paulo in August.

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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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