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

Return flights

26 Aug - 12 Sep	United
27 Aug - 05 Sep	United
26 Aug - 16 Sep	United
25 Aug - 09 Sep	United
22 Aug - 05 Sep	United
30 Aug - 13 Sep	United
30 Aug - 06 Sep	United
27 Aug - 06 Sep	United
20 Aug - 03 Sep	United
19 Aug - 26 Aug	United
20 Aug - 27 Aug	United
27 Aug - 03 Sep	United
23 Aug - 30 Aug	United
16 Aug - 27 Aug	United
19 Aug - 25 Aug	United
16 Aug - 23 Aug	United
17 Aug - 22 Aug	United
24 Aug - 31 Aug	Air Transat	direct
24 Aug - 29 Aug	PAL Airlines
19 Aug - 29 Aug	PAL Airlines

Also check the deals for one-way flights from Quebec 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 Quebec to Cancun in August from 256€

Return flights