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

Return flights

16 Jul - 23 Jul	Air Transat
07 Jul - 30 Jul	Air Transat
11 Jul - 18 Jul	Avianca
07 Jul - 14 Jul	Avianca
20 Jul - 31 Jul	Avianca
01 Jul - 08 Jul	Avianca
05 Jul - 12 Jul	Avianca
27 Jul - 03 Aug	Avianca
29 Jul - 05 Aug	Avianca
15 Jul - 22 Jul	Avianca
17 Jul - 24 Jul	Avianca
21 Jul - 27 Jul	Avianca
26 Jul - 02 Aug	Porter Airlines (Canada) Ltd
31 Jul - 07 Aug	Avianca
28 Jul - 04 Aug	Avianca
25 Jul - 01 Aug	Avianca

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

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 July from 412€

Return flights