Cheapest one-way flights from Chicago to Sao Paulo in October from 227€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Sao Paulo (GRU) in October 2025 (see full year).

One-Way flights

20 Oct Spirit Airlines
27 Oct Frontier Airlines
30 Oct Spirit Airlines
15 Oct Spirit Airlines
01 Oct Spirit Airlines
19 Oct Spirit Airlines
08 Oct Spirit Airlines
14 Oct Spirit Airlines
21 Oct Spirit Airlines
10 Oct Copa

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

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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