AirHint found the following cheapest return flights from Brussels (BRU) to Cancun (CUN) in October 2025 (see full year).

Return flights

30 Oct - 13 Nov	TUI fly Belgium
28 Oct - 27 Nov	TUI fly Belgium
22 Oct - 26 Oct	Ryanair
28 Oct - 14 Nov	TUI fly Belgium
21 Oct - 04 Nov	Ryanair
29 Oct - 19 Nov	Air Canada
29 Oct - 28 Nov	Air Canada
31 Oct - 13 Nov	Air Canada
28 Oct - 26 Nov	Brussels Airlines
30 Oct - 18 Nov	TUI fly Belgium
28 Oct - 05 Nov	Air Canada
21 Oct - 28 Oct	Ryanair
22 Oct - 31 Oct	Ryanair
22 Oct - 24 Oct	TUI fly Belgium	direct
20 Oct - 26 Oct	British Airways
29 Oct - 30 Oct	United
24 Oct - 31 Oct	United
23 Oct - 30 Oct	United
23 Oct - 31 Oct	United
25 Oct - 31 Oct	United

Also check the deals for one-way flights from Brussels to Cancun in October.

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 Cancun in October from 635€

Return flights