Calgary (YYC) to Cancun (CUN): 2,542 miles (4,091 km) great-circle, about 5h 35m nonstop by our estimate. Cheapest fare observed: $339 round-trip on Air Canada, with 1 stop, departing May 25, 2026.
$339 round-trip, Air Canada AC318, departing 2026-05-25 at 06:00, returning 2026-06-02. The recorded itinerary left on a Monday, returning on a Tuesday 8 nights later; the fare was observed 30 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $339, it ranked 9th of the 30 round-trip fares we recorded from YYC (median $613). That is 13.3 cents per great-circle mile (round-trip price over one-way distance), below the YYC median of 16.9 cents across 30 round-trip routes.
Routes from YYC of similar length: Fort Lauderdale (2,478 mi) at $368 and New York (2,036 mi) at $326.
Air Canada had the cheapest fare on 8 of 30 YYC routes. It is the 19th longest of the 30 routes we track from YYC.
Of 25 departure airports with a fare to Cancun, Calgary (YYC) ranked 13th at $339. Lowest: $127 from Mexico City (MEX); highest: $2060 from Perth (PER); 4 nonstop. Cheapest-fare airlines (routes): Frontier (6), Aeromexico (4), Air Canada (3), American Airlines (2), Viva Aerobus (2) and AirAsia (1), plus 7 more.
That depends on your passport and trip, so check the official source for Mexico: Instituto Nacional de Migracion (Mexico). Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Edmonton, America/Cancun; flight time is our estimate.