Cheapest return flights from Montreal to Brussels in September from $691

Best time to book flights for Montreal (YUL) to Brussels (BRU) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Brussels (BRU) in September 2025 (see full year).

Return flights

25 Sep - 02 Oct TAP
29 Sep - 06 Oct TAP
26 Sep - 03 Oct Air Canada direct
25 Sep - 02 Oct Air Canada direct
29 Sep - 06 Oct Air Canada direct
28 Sep - 05 Oct Air Canada
07 Sep - 14 Sep Air Transat direct
24 Sep - 01 Oct Air Canada direct
18 Sep - 25 Sep Air Canada direct
30 Sep - 07 Oct Brussels Airlines
27 Sep - 04 Oct Brussels Airlines
23 Sep - 30 Sep Air Canada direct
27 Sep - 04 Oct Air Canada direct
19 Sep - 26 Sep Air Canada direct
20 Sep - 27 Sep Air Canada direct
21 Sep - 28 Sep Air Canada direct
03 Sep - 10 Sep Air Canada direct
09 Sep - 16 Sep Air Canada direct
10 Sep - 17 Sep Air Canada direct
16 Sep - 23 Sep Air Canada direct

Also check the deals for one-way flights from Montreal to Brussels in September.

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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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