Cheapest return flights from Toronto to Porto in May from $541
AirHint found the following cheapest return flights from Toronto (YYZ) to Porto (OPO) in May 2025 (see full year).
Return flights
| 25 May - 03 Jun | Air Transat | direct | |
| 01 May - 23 May | Azores Airlines | ||
| 23 May - 02 Jun | Air Transat | direct | |
| 24 May - 02 Jun | Air Transat | ||
| 23 May - 01 Jun | Air Transat | ||
| 01 May - 31 May | Azores Airlines |
Also check the deals for one-way flights from Toronto to Porto 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.
