Cheapest one-way flights from Chicago to Sao Paulo in March from 216€

AirHint found the following cheapest one-way flights from Chicago (MDW) to Sao Paulo (GRU) in March 2026 (see full year).

One-Way flights

05 Mar Frontier Airlines
17 Mar Frontier Airlines
30 Mar Frontier Airlines
06 Mar Frontier Airlines
25 Mar Frontier Airlines
24 Mar Frontier Airlines
31 Mar Frontier Airlines
19 Mar Frontier Airlines
21 Mar Frontier Airlines
27 Mar Frontier Airlines

Also check the deals for return flights from Chicago to Sao Paulo in March.

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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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