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

Return flights

15 May - 22 May	Avianca
26 May - 02 Jun	Copa
27 May - 03 Jun	Copa
06 May - 13 May	Copa
18 May - 25 May	Copa
20 May - 27 May	Copa
25 May - 01 Jun	Copa
12 May - 19 May	Copa
19 May - 26 May	Copa
08 May - 15 May	Arajet
04 May - 11 May	Copa
01 May - 08 May	Avianca
03 May - 10 May	Avianca
29 May - 05 Jun	Avianca
31 May - 07 Jun	Avianca
28 May - 04 Jun	Copa

Also check the deals for one-way flights from Montreal 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.

Book a cheap hotel in Rio Negro

Cheap car rent in Rio Negro

Cheapest return flights from Montreal to Rio Negro in May from $510

Return flights