Cheapest return flights from Chicago to Sao Paulo in August from 539€

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

Return flights

31 Aug - 07 Sep Frontier Airlines
29 Aug - 05 Sep Spirit Airlines
30 Aug - 06 Sep Spirit Airlines
28 Aug - 01 Sep Frontier Airlines
17 Aug - 19 Sep Frontier Airlines
22 Aug - 29 Aug Spirit Airlines
20 Aug - 27 Aug Copa
22 Aug - 03 Sep Air Canada

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

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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