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

Return flights

13 Sep - 13 Oct	Lufthansa
16 Sep - 23 Sep	ITA Airways
16 Sep - 01 Oct	ITA Airways
22 Sep - 29 Sep	ITA Airways
15 Sep - 30 Sep	Aer Lingus
02 Sep - 23 Sep	Aer Lingus
03 Sep - 24 Sep	Aer Lingus
11 Sep - 18 Sep	Aer Lingus
05 Sep - 30 Sep	Aer Lingus
16 Sep - 28 Sep	Aer Lingus
19 Sep - 21 Sep	Aer Lingus
21 Sep - 28 Sep	Aer Lingus
29 Sep - 08 Oct	Aer Lingus
08 Sep - 01 Oct	Air Transat
22 Sep - 02 Oct	Air Transat
07 Sep - 20 Oct	Aer Lingus
12 Sep - 12 Oct	Aer Lingus
23 Sep - 03 Oct	Aer Lingus
06 Sep - 01 Oct	British Airways
13 Sep - 01 Oct	British Airways

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

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 Brussels to Toronto in September from $382

Return flights