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

Return flights

01 Dec - 08 Dec	Air Canada
06 Dec - 13 Dec	Air Canada
03 Dec - 25 Dec	Air Canada
04 Dec - 11 Dec	Porter Airlines (Canada) Ltd
04 Dec - 12 Dec	Porter Airlines (Canada) Ltd
10 Dec - 17 Dec	Air Canada
09 Dec - 16 Dec	Air Canada
02 Dec - 16 Dec	Air Canada
06 Dec - 11 Dec	Air Canada
08 Dec - 15 Dec	Air Canada
31 Dec - 07 Jan	Air Transat
30 Dec - 13 Jan	United
19 Dec - 16 Jan	Air Transat
19 Dec - 09 Jan	Air Transat
31 Dec - 11 Jan	United
19 Dec - 16 Jan	Air Transat	direct
24 Dec - 10 Jan	Air Transat
30 Dec - 09 Jan	United
24 Dec - 08 Jan	United
30 Dec - 13 Jan	Air Transat	direct

Also check the deals for one-way flights from Montreal to Liberia 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 Liberia in December from 322€

Return flights