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

Return flights

30 Aug - 15 Sep	Air Canada
29 Aug - 10 Sep	Air Canada
29 Aug - 17 Sep	Air Canada
25 Aug - 10 Sep	United
27 Aug - 03 Sep	United
25 Aug - 09 Sep	United
29 Aug - 06 Sep	Air Canada
29 Aug - 05 Sep	Air Canada
20 Aug - 12 Sep	Lufthansa
16 Aug - 26 Aug	United
29 Aug - 03 Sep	Delta
20 Aug - 27 Aug	Lufthansa
16 Aug - 28 Aug	United
12 Aug - 20 Aug	United
19 Aug - 27 Aug	United
18 Aug - 26 Aug	United
20 Aug - 28 Aug	United
19 Aug - 29 Aug	United
12 Aug - 24 Aug	United
16 Aug - 23 Aug	United

Also check the deals for one-way flights from Brussels to Cancun 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 Brussels to Cancun in August from 526€

Return flights