AirHint found the following cheapest return flights from Montreal (YUL) to Fort Lauderdale (FLL) in December 2025 (see full year).

Return flights

30 Dec - 12 Jan	Air Canada
31 Dec - 13 Jan	Delta
31 Dec - 09 Jan	Delta
29 Dec - 31 Dec	Delta
31 Dec - 12 Jan	Delta
31 Dec - 01 Jan	Delta
31 Dec - 11 Jan	Delta
30 Dec - 08 Jan	United
30 Dec - 31 Dec	Delta
28 Dec - 09 Jan	WestJet
29 Dec - 15 Jan	Delta
28 Dec - 12 Jan	Air Canada
27 Dec - 31 Dec	Delta
27 Dec - 29 Dec	Delta
28 Dec - 31 Dec	Delta
30 Dec - 30 Dec	Delta
28 Dec - 29 Dec	Porter Airlines (Canada) Ltd	direct
29 Dec - 30 Dec	Porter Airlines (Canada) Ltd
29 Dec - 31 Dec	Air Canada	direct
30 Dec - 31 Dec	Air Canada	direct

Also check the deals for one-way flights from Montreal to Fort Lauderdale 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 Fort Lauderdale in December from 273€

Return flights