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

Return flights

14 May - 27 May	Arajet
21 May - 27 May	Arajet
07 May - 13 May	Arajet
14 May - 20 May	Arajet
07 May - 15 May	Arajet
01 May - 09 May	Flair Airlines
08 May - 13 May	Flair Airlines
08 May - 24 May	Flair Airlines
08 May - 19 May	Flair Airlines
06 May - 19 May	Flair Airlines
24 May - 01 Jun	Viva
30 May - 13 Jun	Aeromexico
29 May - 05 Jun	Flair Airlines
27 May - 03 Jun	Copa
24 May - 01 Jun	Air Canada	direct
29 May - 05 Jun	Aeromexico	direct
30 May - 13 Jun	Aeromexico	direct

Also check the deals for one-way flights from Mexico City 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 Mexico City to Toronto in May from $283

Return flights