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

Return flights

24 Sep - 04 Oct	United
04 Sep - 11 Sep	United
08 Sep - 15 Sep	United
09 Sep - 16 Sep	United
23 Sep - 30 Sep	United
03 Sep - 10 Sep	United
05 Sep - 10 Sep	United
04 Sep - 09 Sep	United
09 Sep - 13 Sep	United
05 Sep - 12 Sep	United
30 Sep - 07 Oct	United
29 Sep - 06 Oct	United
07 Sep - 24 Sep	Air Transat
28 Sep - 19 Oct	WestJet

Also check the deals for one-way flights from Halifax 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 Halifax to Cancun in September from $290

Return flights