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

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Air Canada Flight 865 Route Deals From $917

The cheapest prices found with in the last 7 days for return flights were $638 and $917 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 13 - Sun, May 17
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$638 Roundtrip, found 2 days ago
$638
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, May 13 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, May 17, priced at $638 found 2 days ago
Wed, Sep 16 - Wed, Sep 30
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$639 Roundtrip, just found
$639
Roundtrip
just found
Select Air Canada flight, departing Wed, Sep 16 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Sep 30, priced at $639 just found
Wed, May 13 - Sun, May 17
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$646 Roundtrip, found 2 days ago
$646
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, May 13 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, May 17, priced at $646 found 2 days ago
Wed, Sep 16 - Wed, Sep 30
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$648 Roundtrip, just found
$648
Roundtrip
just found
Select Air Canada flight, departing Wed, Sep 16 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Sep 30, priced at $648 just found
Tue, May 12 - Wed, May 20
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$654 Roundtrip, found 18 hours ago
$654
Roundtrip
found 18 hours ago
Select Air Canada flight, departing Tue, May 12 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, May 20, priced at $654 found 18 hours ago
Wed, May 13 - Sun, May 17
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$666 Roundtrip, found 2 days ago
$666
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, May 13 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, May 17, priced at $666 found 2 days ago
Wed, May 13 - Sun, May 17
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$675 Roundtrip, found 2 days ago
$675
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, May 13 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, May 17, priced at $675 found 2 days ago