Cheapest one-way flights from Ontario to Brussels in December from $575

AirHint found the following cheapest one-way flights from Ontario (ONT) to Brussels (BRU) in December 2025 (see full year).

One-Way flights

04 Dec British Airways
11 Dec British Airways
03 Dec British Airways
16 Dec Iberia
12 Dec British Airways
24 Dec British Airways
23 Dec British Airways
22 Dec British Airways

Also check the deals for return flights from Ontario to Brussels in December.

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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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