Cheapest return flights from St. John's to Cancun in September from $342

Best time to book flights for St. John's (YYT) to Cancun (CUN) flights at AirHint

AirHint found the following cheapest return flights from St. John's (YYT) to Cancun (CUN) in September 2025 (see full year).

Return flights

17 Sep - 23 Sep WestJet
16 Sep - 23 Sep Air Canada
16 Sep - 24 Sep Air Canada
17 Sep - 24 Sep Air Canada
06 Sep - 17 Sep Air Canada
06 Sep - 23 Sep Air Canada
06 Sep - 24 Sep Air Canada
06 Sep - 12 Sep Air Canada
24 Sep - 01 Oct Air Canada
21 Sep - 01 Oct Air Canada
23 Sep - 07 Oct Air Canada
30 Sep - 06 Oct Air Canada
23 Sep - 05 Oct WestJet
20 Sep - 01 Oct Air Canada
22 Sep - 09 Oct Air Canada
30 Sep - 25 Oct Air Canada
22 Sep - 29 Sep Air Canada
16 Sep - 30 Sep Air Canada
26 Sep - 03 Oct Air Canada
30 Sep - 14 Oct Air Canada

Also check the deals for one-way flights from St. John's to Cancun in September.

Skyscanner

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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