Cheapest return flights from Montreal to Porto in June from $569

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

Return flights

16 Jun - 01 Jul Lufthansa
13 Jun - 20 Jun Delta
15 Jun - 22 Jun Delta
16 Jun - 22 Jun Lufthansa direct
16 Jun - 21 Jun Air Canada
17 Jun - 22 Jun Air Transat direct
17 Jun - 24 Jun Air Transat direct
17 Jun - 25 Jun Air Transat direct
17 Jun - 01 Jul Air Transat direct
12 Jun - 19 Jun Air Transat
16 Jun - 01 Jul Air Transat direct
14 Jun - 21 Jun Air Canada
16 Jun - 23 Jun Air Transat
24 Jun - 08 Jul Air Transat direct
24 Jun - 01 Jul Air Transat direct
24 Jun - 02 Jul Air Transat direct
24 Jun - 04 Jul Air Transat direct
24 Jun - 03 Jul Air Transat
27 Jun - 02 Jul Air Transat
25 Jun - 02 Jul Air Transat

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

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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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