Cheapest one-way flights from Rockford to Rio Negro in December from $221

AirHint found the following cheapest one-way flights from Rockford (RFD) to Rio Negro (MDE) in December 2025 (see full year).

One-Way flights

30 Dec Allegiant Air
15 Dec Allegiant Air
13 Dec Allegiant Air
24 Dec Allegiant Air
06 Dec Allegiant Air
17 Dec Allegiant Air
05 Dec Allegiant Air
22 Dec Allegiant Air
29 Dec Allegiant Air
26 Dec Allegiant Air

Also check the deals for return flights from Rockford to Rio Negro in December.

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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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