AirHint found the following cheapest one-way flights from Chicago (MDW) to Rio Negro (MDE) in January 2026 (see full year).
One-Way flights
| 07 Jan | LATAM Airlines Group | ||
| 04 Jan | LATAM Airlines Group | ||
| 05 Jan | LATAM Airlines Group | ||
| 06 Jan | Frontier Airlines |
Also check the deals for return flights from Chicago to Rio Negro in January.
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