Cheapest return flights from Montreal to Brussels in September from 342€

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

Return flights

30 Sep - 18 Oct SWISS
14 Sep - 29 Sep Air Transat direct
07 Sep - 14 Sep Air Transat direct
11 Sep - 26 Sep Air Transat direct
02 Sep - 12 Sep Air Transat direct
11 Sep - 24 Sep Air Transat direct
04 Sep - 19 Sep Air Transat direct
18 Sep - 13 Oct Air Transat direct
16 Sep - 10 Oct Air Transat direct
25 Sep - 03 Oct Air Transat direct
04 Sep - 24 Sep Air Transat direct
13 Sep - 29 Sep Air Transat direct
09 Sep - 24 Sep Air Transat direct
07 Sep - 10 Sep Air Transat direct
30 Sep - 07 Oct Air Canada
02 Sep - 27 Oct Brussels Airlines direct
28 Sep - 05 Oct Air Canada
30 Sep - 07 Oct Lufthansa direct
25 Sep - 02 Oct Air Canada direct
28 Sep - 05 Oct Brussels Airlines direct

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

Skyscanner

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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