AirHint found the following cheapest return flights from Newburgh (SWF) to Rio Negro (MDE) in December 2025 (see full year).

Return flights

12 Dec - 15 Dec	Allegiant Air
08 Dec - 11 Dec	Allegiant Air
08 Dec - 19 Dec	Allegiant Air
12 Dec - 14 Dec	Allegiant Air
23 Dec - 29 Dec	Breeze Airways
23 Dec - 26 Dec	Breeze Airways
19 Dec - 22 Dec	Allegiant Air
26 Dec - 11 Jan	Allegiant Air
23 Dec - 04 Jan	Breeze Airways
26 Dec - 04 Jan	Allegiant Air
27 Dec - 04 Jan	Allegiant Air

Also check the deals for one-way flights from Newburgh to Rio Negro 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.

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Cheapest return flights from Newburgh to Rio Negro in December from $343

Return flights