Cheapest one-way flights from Montreal to Rio De Janeiro in December from $329

AirHint found the following cheapest one-way flights from Montreal (YUL) to Rio De Janeiro (GIG) in December 2025 (see full year).

One-Way flights

31 Dec Air Canada
09 Dec Avianca
07 Dec Air Transat
30 Dec Porter Airlines (Canada) Ltd
10 Dec LATAM Airlines Group
06 Dec LATAM Airlines Group
29 Dec Porter Airlines (Canada) Ltd
15 Dec Air Transat
28 Dec WestJet
23 Dec Avianca

Also check the deals for return flights from Montreal to Rio De Janeiro in December.

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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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