Cheapest one-way flights from Chicago to Sao Paulo in December from 198€

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

One-Way flights

03 Dec Arajet
06 Dec Arajet
15 Dec Spirit Airlines
17 Dec Spirit Airlines
07 Dec Avianca
20 Dec Arajet
18 Dec Frontier Airlines
21 Dec Frontier Airlines
03 Dec United direct
07 Dec United direct

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

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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