AirHint found the following cheapest return flights from Miami (MIA) to Rio Negro (MDE) in May 2026 (see full year).

Return flights

18 May - 25 May	Avianca	direct
01 May - 05 May	Avianca	direct
26 May - 30 May	Avianca	direct
28 May - 30 May	Avianca	direct
25 May - 27 May	Avianca	direct
25 May - 28 May	Avianca	direct
20 May - 25 May	Avianca	direct
06 May - 11 May	Avianca
21 May - 26 May	Avianca	direct
21 May - 01 Jun	Copa
21 May - 01 Jun	Avianca	direct

Also check the deals for one-way flights from Miami to Rio Negro in May.

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 Miami to Rio Negro in May from 237€

Return flights