Air Canada Flight BA865 Deals & Information (2025/2026)

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Air Canada Flight 865 Route Deals From $1,125

The cheapest prices found with in the last 7 days for return flights were $507 and $1,125 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 18 - Sun, Feb 22
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$507 Roundtrip, found 5 days ago
$507
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Feb 18 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Feb 22, priced at $507 found 5 days ago
Wed, Nov 26 - Wed, Dec 3
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$509 Roundtrip, found 6 days ago
$509
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Nov 26 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Dec 3, priced at $509 found 6 days ago
Thu, Dec 4 - Mon, Dec 8
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$514 Roundtrip, found 1 day ago
$514
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Dec 4 from Heathrow to Pierre Elliott Trudeau Intl., returning Mon, Dec 8, priced at $514 found 1 day ago
Thu, Dec 4 - Mon, Dec 8
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$515 Roundtrip, found 1 day ago
$515
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Dec 4 from Heathrow to Pierre Elliott Trudeau Intl., returning Mon, Dec 8, priced at $515 found 1 day ago
Wed, Nov 26 - Wed, Dec 3
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$519 Roundtrip, found 6 days ago
$519
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Nov 26 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Dec 3, priced at $519 found 6 days ago
Fri, Oct 3 - Mon, Oct 6
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$532 Roundtrip, found 1 day ago
$532
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Oct 3 from Heathrow to Pierre Elliott Trudeau Intl., returning Mon, Oct 6, priced at $532 found 1 day ago
Fri, Sep 5 - Sun, Sep 14
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$532 Roundtrip, found 10 hours ago
$532
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Fri, Sep 5 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Sep 14, priced at $532 found 10 hours ago
Thu, Dec 4 - Mon, Dec 8
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$539 Roundtrip, found 1 day ago
$539
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Dec 4 from Heathrow to Pierre Elliott Trudeau Intl., returning Mon, Dec 8, priced at $539 found 1 day ago
Fri, Sep 5 - Sun, Sep 14
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$545 Roundtrip, found 10 hours ago
$545
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Fri, Sep 5 from Heathrow to Pierre Elliott Trudeau Intl., returning Sun, Sep 14, priced at $545 found 10 hours ago