AirHint found the following cheapest return flights from Montreal (YUL) to Liberia (LIR) in April 2026 (see full year).

Return flights

19 Apr - 28 Apr	United
23 Apr - 30 Apr	Air Canada	direct
20 Apr - 27 Apr	United
04 Apr - 25 Apr	WestJet
08 Apr - 29 Apr	United
07 Apr - 14 Apr	United
25 Apr - 02 May	United
02 Apr - 09 Apr	WestJet
05 Apr - 12 Apr	WestJet
06 Apr - 13 Apr	WestJet
09 Apr - 16 Apr	WestJet
27 Apr - 04 May	United
29 Apr - 06 May	WestJet

Also check the deals for one-way flights from Montreal to Liberia in April.

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 April from 325€

Return flights