AirHint found the following cheapest return flights from Atlanta (ATL) to Rio Negro (MDE) in April 2026 (see full year).

Return flights

13 Apr - 14 Apr	Spirit Airlines
06 Apr - 13 Apr	Spirit Airlines
08 Apr - 13 Apr	Spirit Airlines
09 Apr - 13 Apr	Spirit Airlines
06 Apr - 08 Apr	Spirit Airlines
06 Apr - 14 Apr	Spirit Airlines
08 Apr - 14 Apr	Spirit Airlines
09 Apr - 14 Apr	Spirit Airlines
12 Apr - 13 Apr	Spirit Airlines
12 Apr - 14 Apr	Spirit Airlines
29 Apr - 12 May	Spirit Airlines
22 Apr - 12 May	Spirit Airlines
30 Apr - 12 May	Spirit Airlines
29 Apr - 17 May	Spirit Airlines
30 Apr - 21 May	Spirit Airlines
30 Apr - 17 May	Spirit Airlines

Also check the deals for one-way flights from Atlanta to Rio Negro in April.

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 Atlanta to Rio Negro in April from $218

Return flights