Montreal (YUL) to Porto (OPO) flight deal in economy from $529

Air TransatTSAir Transat
Round Trip•Economy
CanadaYUL

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada
PortugalOPO

Francisco Sá Carneiro Airport

Porto, Portugal
$722 USD
-27%$529 USD
Verified 14 days ago
Fair Availability
37% of dates checked are available within 10% of the lowest price

Saturday, September 19th, 2026

7 round-trip options

Returning
Fri, Sep 25, 2026•6 Day Trip
$732 USD
Google Flights
Returning
Sun, Sep 27, 2026•8 Day Trip
$746 USD
Google Flights
Returning
Mon, Sep 28, 2026•9 Day Trip
$754 USD
Google Flights
Returning
Tue, Sep 29, 2026•10 Day Trip
$718 USD
Google Flights
Returning
Wed, Sep 30, 2026•11 Day Trip
$746 USD
Google Flights
Returning
Thu, Oct 1, 2026•12 Day Trip
$726 USD
Google Flights
Returning
Fri, Oct 2, 2026•13 Day Trip
$907 USD
Google Flights