AirHint found the following cheapest one-way flights from Chicago (ORD) to Sao Paulo (GRU) in April 2026 (see full year).
One-Way flights
| 04 Apr | Arajet | ||
| 01 Apr | Arajet | ||
| 11 Apr | Frontier Airlines | ||
| 29 Apr | Frontier Airlines | ||
| 26 Apr | Frontier Airlines | ||
| 12 Apr | Copa | ||
| 13 Apr | Copa | ||
| 14 Apr | Copa | ||
| 15 Apr | Copa | ||
| 17 Apr | Copa |
Also check the deals for return flights from Chicago to Sao Paulo in April.
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