AirHint found the following cheapest one-way flights from Chicago (ORD) to Sao Paulo (GRU) in December 2025 (see full year).
One-Way flights
| 08 Dec | Arajet | ||
| 06 Dec | Arajet | ||
| 13 Dec | Arajet | ||
| 22 Dec | Arajet | ||
| 02 Dec | LATAM Airlines Group | ||
| 05 Dec | Avianca | ||
| 12 Dec | Avianca | ||
| 04 Dec | Air Canada | ||
| 07 Dec | GOL Linhas Aéreas | ||
| 14 Dec | Avianca |
Also check the deals for return flights from Chicago to Sao Paulo in December.
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.
Find us on social media