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

Return flights

03 Aug - 10 Aug	TAP
05 Aug - 12 Aug	TAP
07 Aug - 14 Aug	TAP
09 Aug - 16 Aug	TAP
13 Aug - 20 Aug	TAP
02 Aug - 09 Aug	TAP
06 Aug - 13 Aug	TAP
10 Aug - 17 Aug	TAP
12 Aug - 19 Aug	TAP
14 Aug - 21 Aug	TAP
31 Aug - 07 Sep	TAP
27 Aug - 03 Sep	TAP
26 Aug - 02 Sep	TAP
28 Aug - 04 Sep	TAP
30 Aug - 06 Sep	TAP
25 Aug - 01 Sep	British Airways
29 Aug - 05 Sep	British Airways
26 Aug - 02 Sep	Air Canada	direct
25 Aug - 01 Sep	Brussels Airlines	direct
27 Aug - 03 Sep	Air Canada	direct

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

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 Montreal to Brussels in August from 689€

Return flights