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

Return flights

11 Dec - 25 Dec	Air Canada
09 Dec - 17 Dec	Air Canada
03 Dec - 16 Dec	Air Canada
04 Dec - 11 Dec	Air Europa
15 Dec - 15 Jan	Air Canada
11 Dec - 26 Dec	SWISS
12 Dec - 26 Dec	Brussels Airlines
01 Dec - 11 Dec	United
04 Dec - 20 Dec	SWISS
12 Dec - 09 Jan	United
12 Dec - 08 Jan	United
11 Dec - 18 Dec	Euroairlines, S.L.	direct
13 Dec - 20 Dec	Air Canada
30 Dec - 13 Jan	United
11 Dec - 08 Jan	United
11 Dec - 08 Jan	Euroairlines, S.L.	direct
13 Dec - 07 Jan	United
13 Dec - 09 Jan	United
29 Dec - 07 Jan	United
24 Dec - 15 Jan	United

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

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 December from 475€

Return flights