AirHint found the following cheapest return flights from Cancun (CUN) to Toronto (YYZ) in May 2026 (see full year).

Return flights

28 May - 04 Jun	Flair Airlines	direct
28 May - 31 May	Flair Airlines	direct
14 May - 20 May	Arajet
07 May - 13 May	Arajet
20 May - 24 May	Aeromexico
18 May - 24 May	Aeromexico
01 May - 05 May	United
20 May - 26 May	United
16 May - 23 May	Flair Airlines	direct
21 May - 26 May	Aeromexico
27 May - 03 Jun	Aeromexico
05 May - 26 May	Aeromexico
27 May - 03 Jun	Air Transat	direct
23 May - 20 Jun	Air Canada	direct

Also check the deals for one-way flights from Cancun to Toronto in May.

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 Cancun to Toronto in May from $230

Return flights