AirHint found the following cheapest return flights from Montreal (YUL) to Plaisance (MRU) in August 2026 (see full year).

Return flights

31 Aug - 07 Sep	KLM
30 Aug - 06 Sep	Air France
05 Aug - 19 Aug	British Airways
26 Aug - 02 Sep	KLM
24 Aug - 31 Aug	Air France
25 Aug - 01 Sep	Air France
28 Aug - 04 Sep	KLM
19 Aug - 26 Aug	British Airways
29 Aug - 05 Sep	Air France
03 Aug - 10 Aug	Air France
04 Aug - 11 Aug	Air France
12 Aug - 19 Aug	British Airways
16 Aug - 23 Aug	Air France
10 Aug - 17 Aug	Air France
11 Aug - 18 Aug	Air France
27 Aug - 03 Sep	Emirates
17 Aug - 31 Aug	Air France

Also check the deals for one-way flights from Montreal to Plaisance in August.

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 Plaisance in August from $1406

Return flights