Cheapest return flights from Montreal to Brussels in September from $589

AirHint found the following cheapest return flights from Montreal (YUL) to Brussels (BRU) in September 2026 (see full year).

Return flights

12 Sep - 19 Sep Air Transat direct
18 Sep - 25 Sep Air Transat direct
05 Sep - 12 Sep Air Transat direct
11 Sep - 18 Sep Air Transat direct
25 Sep - 02 Oct Air Transat direct
04 Sep - 11 Sep Air Transat direct
06 Sep - 13 Sep Air Transat direct
19 Sep - 26 Sep Air Transat direct
24 Sep - 01 Oct Air Canada direct
28 Sep - 05 Oct Brussels Airlines
29 Sep - 06 Oct Air Canada direct
30 Sep - 07 Oct Air Canada direct
27 Sep - 04 Oct Air Canada direct
23 Sep - 30 Sep Air Canada
26 Sep - 03 Oct Air Canada direct
15 Sep - 22 Sep Air Transat
17 Sep - 24 Sep Air Canada direct
28 Sep - 05 Oct Lufthansa direct

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

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