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

Return flights

28 Apr - 05 May	Porter Airlines (Canada) Ltd
09 Apr - 16 Apr	Air Transat
12 Apr - 19 Apr	Air Transat
13 Apr - 20 Apr	Air Transat
14 Apr - 21 Apr	Air Transat
16 Apr - 23 Apr	Air Transat
19 Apr - 26 Apr	Air Transat
20 Apr - 27 Apr	Air Transat
21 Apr - 28 Apr	Air Transat
01 Apr - 08 Apr	Air Transat
15 Apr - 22 Apr	Copa
29 Apr - 06 May	Copa
27 Apr - 04 May	Copa
30 Apr - 07 May	Air Canada
25 Apr - 02 May	Air Canada
24 Apr - 01 May	Avianca
26 Apr - 03 May	Avianca

Also check the deals for one-way flights from Montreal 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 Montreal to Rio Negro in April from $591

Return flights