OPO to YUL from $457 in economy – flightdeals.net

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Air Transat

Round Trip•Economy

Francisco Sá Carneiro Airport

Porto, Portugal

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada

$685 USD

-33%$457 USD

Verified 14 days ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$505 29$469 30$591 1$505 2$625 3$668 4$591 5$599 6 7$497 8$599 9$497 10$465 11$497 12$505 13 14$457 15$513 16$465 17 18 19$908 20 21$505 22$607 23$476 24 25 26 27 28 29 30 31 1

Limited Availability

11% of dates checked are available within 10% of the lowest price

Thursday, October 15th, 2026

2 round-trip options

Returning

Fri, Oct 23, 2026•8 Day Trip

$513 USD

Returning

Thu, Oct 29, 2026•14 Day Trip

$814 USD