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

Return flights

25 Mar - 15 Apr	Air Canada
10 Mar - 17 Mar	Air Canada
03 Mar - 17 Mar	Air Canada
03 Mar - 25 Mar	Air Canada
18 Mar - 01 Apr	Air Canada
25 Mar - 01 Apr	Air Canada
20 Mar - 01 Apr	Air Canada
24 Mar - 01 Apr	Air Canada
17 Mar - 31 Mar	WestJet
31 Mar - 20 Apr	Air Canada
11 Mar - 18 Mar	Air Canada
25 Mar - 31 Mar	Air Canada
08 Mar - 14 Mar	Air Canada
24 Mar - 31 Mar	Air Canada
03 Mar - 24 Mar	WestJet
09 Mar - 16 Mar	Air Canada
26 Mar - 10 Apr	WestJet
24 Mar - 14 Apr	Air Canada

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

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 St. John's to Cancun in March from 354€

Return flights