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

Return flights

11 May - 27 May	Avianca
11 May - 24 May	Avianca
11 May - 22 May	Avianca
11 May - 18 May	Avianca
18 May - 25 May	Avianca
21 May - 29 May	Air Transat	direct
28 May - 05 Jun	Air Transat	direct
01 May - 08 May	Air Transat
08 May - 15 May	Air Transat
15 May - 22 May	Air Transat
21 May - 28 May	Air Transat
28 May - 04 Jun	Air Transat
29 May - 05 Jun	Air Transat
21 May - 04 Jun	Air Transat
07 May - 05 Jun	Air Transat	direct
27 May - 03 Jun	Avianca
05 May - 03 Jun	Air Canada
25 May - 01 Jun	Avianca
04 May - 03 Jun	Avianca
22 May - 11 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 $515

Return flights