Montreal (YUL) to Porto (OPO) flight deal in economy from $535

Air TransatTSAir Transat
Round Trip•Economy
CanadaYUL

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada
PortugalOPO

Francisco Sá Carneiro Airport

Porto, Portugal
$738 USD
-28%$535 USD
Verified about 21 hours ago
Limited Availability
18% of dates checked are available within 10% of the lowest price

Tuesday, September 8th, 2026

7 round-trip options

Returning
Sun, Sep 13, 2026•5 Day Trip
$607 USD
Google Flights
Returning
Mon, Sep 14, 2026•6 Day Trip
$769 USD
Google Flights
Returning
Tue, Sep 15, 2026•7 Day Trip
$607 USD
Google Flights
Returning
Wed, Sep 16, 2026•8 Day Trip
$607 USD
Google Flights
Returning
Thu, Sep 17, 2026•9 Day Trip
$644 USD
Google Flights
Returning
Sun, Sep 20, 2026•12 Day Trip
$826 USD
Google Flights
Returning
Mon, Sep 21, 2026•13 Day Trip
$615 USD
Google Flights