Cheapest return flights from Philadelphia to Rio Negro in April from $256

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

Return flights

17 Apr - 22 Apr Spirit Airlines
17 Apr - 23 Apr Spirit Airlines
20 Apr - 22 Apr Spirit Airlines
20 Apr - 23 Apr Spirit Airlines
20 Apr - 09 May Spirit Airlines
17 Apr - 27 Apr Spirit Airlines
24 Apr - 27 Apr Spirit Airlines
20 Apr - 27 Apr Spirit Airlines
08 Apr - 22 Apr Spirit Airlines
08 Apr - 23 Apr Spirit Airlines
08 Apr - 09 Apr Spirit Airlines
17 Apr - 03 May Spirit Airlines
20 Apr - 03 May Spirit Airlines
26 Apr - 09 May Spirit Airlines
24 Apr - 09 May Spirit Airlines
26 Apr - 03 May Frontier Airlines
24 Apr - 03 May Spirit Airlines
16 Apr - 03 May Spirit Airlines

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

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