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

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Air Canada Flight 865 Route Deals From $929

The cheapest prices found with in the last 7 days for return flights were $509 and $929 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 10 - Mon, Sep 14
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$509 Roundtrip, found 5 days ago
$509
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Sep 10 from Heathrow to Pierre Elliott Trudeau Intl., returning Mon, Sep 14, priced at $509 found 5 days ago
Wed, Sep 16 - Sun, Sep 20
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$522 Roundtrip, found 6 hours ago
$522
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Wed, Sep 16 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Sep 20, priced at $522 found 6 hours ago
Mon, Sep 14 - Tue, Sep 22
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$524 Roundtrip, found 1 day ago
$524
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Sep 14 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Sep 22, priced at $524 found 1 day ago
Wed, Apr 21 - Fri, Apr 30
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$528 Roundtrip, found 1 day ago
$528
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Apr 21 from Heathrow to Pierre Elliott Trudeau Intl., returning Fri, Apr 30, priced at $528 found 1 day ago
Wed, Apr 21 - Fri, Apr 30
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$536 Roundtrip, found 1 day ago
$536
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Apr 21 from Heathrow to Pierre Elliott Trudeau Intl., returning Fri, Apr 30, priced at $536 found 1 day ago
Wed, Sep 16 - Sun, Sep 20
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$537 Roundtrip, found 6 hours ago
$537
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Wed, Sep 16 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Sep 20, priced at $537 found 6 hours ago
Wed, Sep 16 - Sun, Sep 20
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$543 Roundtrip, found 6 hours ago
$543
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Wed, Sep 16 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Sep 20, priced at $543 found 6 hours ago
Wed, Sep 16 - Sun, Sep 20
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$544 Roundtrip, found 6 hours ago
$544
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Wed, Sep 16 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Sep 20, priced at $544 found 6 hours ago
Fri, Sep 18 - Sat, Sep 26
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$546 Roundtrip, found 6 days ago
$546
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Sep 18 from Heathrow to Pierre Elliott Trudeau Intl., returning Sat, Sep 26, priced at $546 found 6 days ago