YUL to OPO from $535 in economy

TSAir Transat

Round Trip•Economy

YUL

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada

OPO

Francisco Sá Carneiro Airport

Porto, Portugal

$738 USD

-28%$535 USD

Verified about 20 hours ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$578 1$578 2$586 3$578 4$586 5$855 6$586 7$578 8$607 9$586 10$578 11$805 12$754 13$704 14$578 15$578 16$586 17$754 18$805 19$578 20$586 21$578 22$578 23$586 24$578 25$586 26$607 27$615 28$696 29$696 30$704 1$689 2$543 3$535 4$543

Limited Availability

18% of dates checked are available within 10% of the lowest price

Thursday, September 24th, 2026

6 round-trip options

Returning

Tue, Sep 29, 2026•5 Day Trip

$578 USD

Google Flights

Returning

Wed, Sep 30, 2026•6 Day Trip

$578 USD

Google Flights

Returning

Thu, Oct 1, 2026•7 Day Trip

$704 USD

Google Flights

Returning

Fri, Oct 2, 2026•8 Day Trip

$607 USD

Google Flights

Returning

Sat, Oct 3, 2026•9 Day Trip

$748 USD

Google Flights

Returning

Wed, Oct 7, 2026•13 Day Trip

$696 USD

Google Flights

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

Montréal-Pierre Elliott Trudeau International Airport

Francisco Sá Carneiro Airport

September 2026

Thursday, September 24th, 2026