Cheapest return flights from Montreal to Porto in July from $623

Best time to book flights for Montreal (YUL) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Porto (OPO) in July 2025 (see full year).

Return flights

10 Jul - 17 Jul Air Transat
07 Jul - 17 Jul Air Transat
07 Jul - 22 Jul Air Transat
14 Jul - 21 Jul Air Transat
13 Jul - 20 Jul Air Transat
22 Jul - 29 Jul Air Transat
10 Jul - 07 Aug Air Transat
16 Jul - 23 Jul Air Transat
08 Jul - 15 Jul Air Transat direct
08 Jul - 22 Jul Air Transat
15 Jul - 22 Jul Air Transat
28 Jul - 12 Aug Lufthansa direct
10 Jul - 21 Aug TAP
29 Jul - 12 Aug Air Transat
31 Jul - 07 Aug Air Transat
22 Jul - 12 Aug Air Canada
15 Jul - 12 Aug Air Canada
16 Jul - 01 Aug Air Transat
29 Jul - 05 Aug Air Transat direct
12 Jul - 09 Aug Air Transat

Also check the deals for one-way flights from Montreal to Porto in July.

Skyscanner

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.

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