Air Canada Flight 865 Deals & Information (2026/2027)

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Air Canada Flight 865 Route Deals From $876

The cheapest prices found with in the last 7 days for return flights were $641 and $876 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 15 - Tue, Jun 30
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$641 Roundtrip, found 6 days ago
$641
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Jun 15 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Jun 30, priced at $641 found 6 days ago
Fri, May 29 - Tue, Jun 2
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$644 Roundtrip, found 2 hours ago
$644
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Fri, May 29 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Jun 2, priced at $644 found 2 hours ago
Thu, Jun 18 - Sun, Jun 21
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$646 Roundtrip, found 1 day ago
$646
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Jun 18 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Jun 21, priced at $646 found 1 day ago
Fri, May 29 - Tue, Jun 2
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$652 Roundtrip, found 2 hours ago
$652
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Fri, May 29 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Jun 2, priced at $652 found 2 hours ago
Fri, Jun 5 - Tue, Jun 9
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$658 Roundtrip, found 2 days ago
$658
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Jun 5 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Jun 9, priced at $658 found 2 days ago
Fri, Jun 5 - Wed, Jul 8
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$658 Roundtrip, found 5 days ago
$658
Roundtrip
found 5 days ago
Select Air Canada flight, departing Fri, Jun 5 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Jul 8, priced at $658 found 5 days ago
Thu, Jun 18 - Mon, Jun 22
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$664 Roundtrip, found 6 days ago
$664
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, Jun 18 from Heathrow to Pierre Elliott Trudeau Intl., returning Mon, Jun 22, priced at $664 found 6 days ago
Thu, Sep 10 - Thu, Sep 17
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$667 Roundtrip, found 4 hours ago
$667
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Thu, Sep 10 from Heathrow to Pierre Elliott Trudeau Intl., returning Thu, Sep 17, priced at $667 found 4 hours ago
Mon, Jun 15 - Tue, Jun 30
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$669 Roundtrip, found 6 days ago
$669
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Jun 15 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Jun 30, priced at $669 found 6 days ago
Thu, Jun 4 - Wed, Jun 10
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$671 Roundtrip, found 3 days ago
$671
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Jun 4 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Jun 10, priced at $671 found 3 days ago
Wed, Jun 3 - Wed, Jun 10
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$672 Roundtrip, found 1 day ago
$672
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Jun 3 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Jun 10, priced at $672 found 1 day ago
Fri, May 29 - Tue, Jun 2
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$673 Roundtrip, found 2 hours ago
$673
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Fri, May 29 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Jun 2, priced at $673 found 2 hours ago
Mon, Jun 15 - Tue, Jun 30
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$678 Roundtrip, found 6 days ago
$678
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Jun 15 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Jun 30, priced at $678 found 6 days ago