AirHint found the following cheapest return flights from Edmonton (YEG) to Cancun (CUN) in September 2025 (see full year).

Return flights

30 Sep - 27 Oct	United
19 Sep - 23 Sep	United
19 Sep - 25 Sep	United
19 Sep - 26 Sep	United
30 Sep - 07 Oct	United
30 Sep - 06 Oct	United
28 Sep - 01 Oct	United
24 Sep - 29 Sep	United
22 Sep - 29 Sep	United
19 Sep - 22 Sep	United
21 Sep - 25 Sep	WestJet
18 Sep - 22 Sep	United
20 Sep - 21 Sep	WestJet
21 Sep - 25 Sep	WestJet	direct

Also check the deals for one-way flights from Edmonton to Cancun in September.

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 Edmonton to Cancun in September from $289

Return flights