Cheapest return flights from Montreal (YUL) to Cancun (CUN), December

20 dates in December, from $ 318. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
4 Dec 20 Jan 2027 Air Transat
Direct Flight
10 Dec 17 Dec Air Canada
Direct Flight
15 Dec 20 Dec Air Canada
7 Dec 17 Dec Air Transat
Direct Flight
11 Dec 18 Dec Air Canada
Direct Flight
8 Dec 22 Dec Air Transat
Direct Flight
4 Dec 21 Dec Air Transat
Direct Flight
7 Dec 19 Dec Porter Airlines (Canada) Ltd
8 Dec 17 Dec Air Transat
Direct Flight
1 Dec 19 Jan 2027 WestJet
5 Dec 24 Dec WestJet
9 Dec 24 Dec WestJet
31 Dec 15 Jan 2027 Flair Airlines
Direct Flight
31 Dec 22 Jan 2027 Flair Airlines
Direct Flight
31 Dec 23 Jan 2027 Flair Airlines
Direct Flight
31 Dec 13 Jan 2027 Flair Airlines
Direct Flight
30 Dec 20 Jan 2027 WestJet
28 Dec 25 Jan 2027 WestJet
31 Dec 17 Jan 2027 Flair Airlines
Direct Flight
28 Dec 21 Jan 2027 WestJet
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Deals for one-way flights from Montreal to Cancun in December.

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Updated Oct 29, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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