London Heathrow (LHR) to Montreal (YUL) flight deal in economy from $540

Sunday, July 26th, 2026

6 round-trip options

Returning
Sat, Aug 1, 20266 Day Trip
$779 USD
Returning
Mon, Aug 3, 20268 Day Trip
$763 USD
Returning
Tue, Aug 4, 20269 Day Trip
$755 USD
Returning
Wed, Aug 5, 202610 Day Trip
$755 USD
Returning
Thu, Aug 6, 202611 Day Trip
$763 USD
Returning
Sat, Aug 8, 202613 Day Trip
$906 USD