AirHint found the following cheapest return flights from Quebec (YQB) to Porto (OPO) in May 2026 (see full year).
Return flights
| 28 May - 14 Jun | Air Transat | ||
| 30 May - 06 Jun | Air Canada | ||
| 01 May - 08 May | Porter Airlines (Canada) Ltd |
Also check the deals for one-way flights from Quebec to Porto in May.
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