Cheapest return flights from St. John's to Cancun in September from $318

AirHint found the following cheapest return flights from St. John's (YYT) to Cancun (CUN) in September 2026 (see full year).

Return flights

12 Sep - 18 Sep WestJet
29 Sep - 20 Oct WestJet
22 Sep - 13 Oct WestJet
17 Sep - 25 Sep WestJet
12 Sep - 17 Sep WestJet
12 Sep - 26 Sep WestJet
07 Sep - 12 Sep WestJet
12 Sep - 22 Sep WestJet
12 Sep - 29 Sep WestJet
26 Sep - 22 Oct WestJet
29 Sep - 04 Oct WestJet
15 Sep - 11 Oct WestJet
17 Sep - 11 Oct WestJet
29 Sep - 11 Oct WestJet
29 Sep - 25 Oct WestJet
12 Sep - 06 Oct WestJet
14 Sep - 20 Sep WestJet
18 Sep - 28 Sep WestJet
12 Sep - 28 Sep WestJet
22 Sep - 06 Oct WestJet

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

Powered by

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.

Book a cheap hotel in Cancun

Cheap car rent in Cancun

Feel free to contact us with any feedback or request another flight research.