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

Return flights

02 Dec - 11 Dec	United
02 Dec - 09 Dec	United
06 Dec - 11 Dec	United
05 Dec - 09 Dec	United
05 Dec - 12 Dec	United
06 Dec - 13 Dec	United
01 Dec - 08 Dec	United
05 Dec - 13 Dec	United
01 Dec - 10 Dec	United
03 Dec - 16 Dec	United
12 Dec - 12 Jan	United
29 Dec - 16 Jan	United
30 Dec - 12 Jan	United
29 Dec - 14 Jan	United
12 Dec - 11 Jan	United
30 Dec - 11 Jan	United
17 Dec - 11 Jan	United
08 Dec - 08 Jan	United
31 Dec - 22 Jan	United
31 Dec - 15 Jan	United

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 $297

Return flights