AirHint found the following cheapest return flights from Montreal (YUL) to Belize City (BZE) in December 2025 (see full year).

Return flights

06 Dec - 13 Dec	United
02 Dec - 06 Dec	United
08 Dec - 15 Dec	WestJet
12 Dec - 19 Dec	United
12 Dec - 26 Dec	United
09 Dec - 24 Dec	United
13 Dec - 20 Dec	WestJet
04 Dec - 11 Dec	WestJet
18 Dec - 25 Dec	WestJet
17 Dec - 31 Dec	WestJet
25 Dec - 10 Jan	WestJet
25 Dec - 01 Jan	WestJet
08 Dec - 06 Jan	Air Canada	direct
29 Dec - 05 Jan	WestJet
31 Dec - 09 Jan	Delta
29 Dec - 06 Jan	Air Canada	direct
30 Dec - 06 Jan	Delta
28 Dec - 10 Jan	Delta
27 Dec - 10 Jan	WestJet
19 Dec - 02 Jan	Air Canada

Also check the deals for one-way flights from Montreal to Belize City in December.

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 Belize City in December from 314€

Return flights