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

Return flights

01 May - 08 May	Avianca
03 May - 10 May	Avianca
06 May - 13 May	Avianca
10 May - 17 May	Avianca
13 May - 20 May	Avianca
15 May - 22 May	Avianca
17 May - 24 May	Avianca
18 May - 25 May	Avianca
20 May - 27 May	Avianca
22 May - 29 May	Avianca
27 May - 03 Jun	Copa
28 May - 04 Jun	Copa
26 May - 02 Jun	Copa
25 May - 01 Jun	Copa
29 May - 05 Jun	Copa

Also check the deals for one-way flights from Montreal to Rio De Janeiro 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 Montreal to Rio De Janeiro in May from 463€

Return flights