London Heathrow (LHR) to Montreal (YUL) flight deal in economy from $541

Air CanadaACAir Canada
Round Trip•Economy
United KingdomLHR

London Heathrow Airport

London Heathrow, United Kingdom
CanadaYUL

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada
$631 USD
-14%$541 USD
Verified about 17 hours ago
Great Availability
68% of dates checked are available within 10% of the lowest price

Tuesday, December 29th, 2026

10 round-trip options

Returning
Sun, Jan 3, 2027•5 Day Trip
$727 USD
Google Flights
Returning
Mon, Jan 4, 2027•6 Day Trip
$727 USD
Google Flights
Returning
Tue, Jan 5, 2027•7 Day Trip
$727 USD
Google Flights
Returning
Wed, Jan 6, 2027•8 Day Trip
$578 USD
Google Flights
Returning
Thu, Jan 7, 2027•9 Day Trip
$578 USD
Google Flights
Returning
Fri, Jan 8, 2027•10 Day Trip
$578 USD
Google Flights
Returning
Sat, Jan 9, 2027•11 Day Trip
$578 USD
Google Flights
Returning
Sun, Jan 10, 2027•12 Day Trip
$578 USD
Google Flights
Returning
Mon, Jan 11, 2027•13 Day Trip
$578 USD
Google Flights
Returning
Tue, Jan 12, 2027•14 Day Trip
$578 USD
Google Flights