AirHint found the following cheapest return flights from Monterrey (MTY) to Toronto (YYZ) in September 2026 (see full year).
Return flights
| 21 Sep - 26 Sep | Air Canada | direct | |
| 25 Sep - 29 Sep | Air Canada | direct | |
| 28 Sep - 03 Oct | Air Canada | direct | |
| 22 Sep - 27 Sep | United | ||
| 02 Sep - 07 Sep | Volaris | ||
| 25 Sep - 30 Sep | Air Canada |
Also check the deals for one-way flights from Monterrey to Toronto in September.
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