Cheapest return flights from Toronto to Porto in September from $582
AirHint found the following cheapest return flights from Toronto (YYZ) to Porto (OPO) in September 2025 (see full year).
Return flights
| 02 Sep - 17 Sep | Azores Airlines | ||
| 03 Sep - 18 Sep | Air Transat | ||
| 04 Sep - 12 Sep | Azores Airlines | ||
| 04 Sep - 12 Sep | Air Transat | direct | |
| 03 Sep - 18 Sep | Air Transat | direct |
Also check the deals for one-way flights from Toronto to Porto in September.
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.
