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

Return flights

15 Oct - 22 Oct	American Airlines
30 Oct - 13 Nov	American Airlines
30 Oct - 08 Nov	American Airlines
14 Oct - 21 Oct	Copa
07 Oct - 14 Oct	Copa
03 Oct - 12 Oct	Delta
30 Oct - 06 Nov	Delta
02 Oct - 12 Oct	Delta
23 Oct - 30 Oct	Delta
01 Oct - 12 Oct	Delta
16 Oct - 24 Oct	Delta
03 Oct - 10 Oct	Copa
02 Oct - 13 Oct	Delta
29 Oct - 05 Nov	Porter Airlines (Canada) Ltd
31 Oct - 07 Nov	Porter Airlines (Canada) Ltd
26 Oct - 02 Nov	Air Transat
25 Oct - 01 Nov	Air Transat

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

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 October from 348€

Return flights