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

Return flights

13 May - 19 May	United
20 May - 23 May	United
17 May - 31 May	United
09 May - 16 May	United
10 May - 17 May	United
01 May - 06 Jun	United
31 May - 30 Jun	United
13 May - 19 May	Air Canada	direct
20 May - 23 May	Air Canada	direct
17 May - 31 May	Air Canada	direct
10 May - 17 May	Air Canada	direct
21 May - 04 Jun	United
01 May - 06 Jun	Air Canada	direct
31 May - 30 Jun	Air Canada	direct

Also check the deals for one-way flights from Monterrey 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.

Book a cheap hotel in Toronto

Cheap car rent in Toronto

Cheapest return flights from Monterrey to Toronto in May from 422€

Return flights