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

Return flights

06 Mar - 17 Mar	Arajet
24 Mar - 31 Mar	Porter Airlines (Canada) Ltd
10 Mar - 17 Mar	Porter Airlines (Canada) Ltd
17 Mar - 24 Mar	Porter Airlines (Canada) Ltd
20 Mar - 07 Apr	Arajet
16 Mar - 25 Mar	Copa
20 Mar - 27 Mar	Air Transat
06 Mar - 13 Mar	Avianca
08 Mar - 15 Mar	Avianca
15 Mar - 22 Mar	Avianca
11 Mar - 18 Mar	Avianca
20 Mar - 08 Apr	Arajet
31 Mar - 07 Apr	Air Transat
25 Mar - 01 Apr	Air Transat
26 Mar - 02 Apr	Air Canada
28 Mar - 04 Apr	Air Canada
27 Mar - 03 Apr	Arajet
29 Mar - 05 Apr	Porter Airlines (Canada) Ltd
30 Mar - 06 Apr	Copa

Also check the deals for one-way flights from Montreal to Rio Negro in March.

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 March from 352€

Return flights