Cheapest return flights from Chicago to Sao Paulo in August from $579

Best time to book flights for Chicago (ORD) to Sao Paulo (GRU) flights at AirHint

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

Return flights

29 Aug - 08 Sep Avianca
15 Aug - 22 Aug Spirit Airlines
08 Aug - 14 Aug Spirit Airlines
15 Aug - 30 Aug Avianca
15 Aug - 22 Aug United direct
15 Aug - 30 Aug United direct
01 Aug - 15 Aug United direct
29 Aug - 08 Sep United direct
02 Aug - 16 Aug United direct
08 Aug - 14 Aug United direct

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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