Cheapest return flights from Newark to Rio Negro in September from $324

AirHint found the following cheapest return flights from Newark (EWR) to Rio Negro (MDE) in September 2025 (see full year).

Return flights

02 Sep - 16 Sep Spirit Airlines
01 Sep - 16 Sep Spirit Airlines
05 Sep - 25 Sep Spirit Airlines
05 Sep - 16 Sep Spirit Airlines
05 Sep - 26 Sep Spirit Airlines
24 Sep - 25 Sep Spirit Airlines
24 Sep - 26 Sep Spirit Airlines
20 Sep - 25 Sep Spirit Airlines
20 Sep - 26 Sep Spirit Airlines
09 Sep - 16 Sep Spirit Airlines
30 Sep - 21 Oct Spirit Airlines
28 Sep - 08 Oct Spirit Airlines
27 Sep - 15 Oct Spirit Airlines
27 Sep - 01 Oct Spirit Airlines
27 Sep - 18 Oct Spirit Airlines
27 Sep - 07 Oct Spirit Airlines
24 Sep - 01 Oct Spirit Airlines
24 Sep - 07 Oct Spirit Airlines
20 Sep - 01 Oct Spirit Airlines
20 Sep - 07 Oct Spirit Airlines

Also check the deals for one-way flights from Newark to Rio Negro in September.

Skyscanner

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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