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 20 hours ago
Limited Availability
18% of dates checked are available within 10% of the lowest price

Saturday, October 3rd, 2026

7 round-trip options

Returning
Thu, Oct 8, 2026•5 Day Trip
$762 USD
Google Flights
Returning
Fri, Oct 9, 2026•6 Day Trip
$718 USD
Google Flights
Returning
Sat, Oct 10, 2026•7 Day Trip
$726 USD
Google Flights
Returning
Sun, Oct 11, 2026•8 Day Trip
$754 USD
Google Flights
Returning
Wed, Oct 14, 2026•11 Day Trip
$535 USD
Google Flights
Returning
Thu, Oct 15, 2026•12 Day Trip
$683 USD
Google Flights
Returning
Sat, Oct 17, 2026•14 Day Trip
$572 USD
Google Flights