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

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Air Canada Flight 865 Route Deals From $986

The cheapest prices found with in the last 7 days for return flights were $542 and $986 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 22 - Wed, Nov 11
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$542 Roundtrip, found 2 days ago
$542
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Oct 22 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Nov 11, priced at $542 found 2 days ago
Thu, Oct 22 - Wed, Nov 11
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$544 Roundtrip, found 2 days ago
$544
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Oct 22 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Nov 11, priced at $544 found 2 days ago
Mon, Nov 30 - Fri, Dec 4
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$545 Roundtrip, found 5 days ago
$545
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Nov 30 from Heathrow to Pierre Elliott Trudeau Intl., returning Fri, Dec 4, priced at $545 found 5 days ago
Thu, Oct 22 - Wed, Nov 11
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$551 Roundtrip, found 2 days ago
$551
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Oct 22 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Nov 11, priced at $551 found 2 days ago
Mon, Nov 30 - Fri, Dec 4
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$551 Roundtrip, found 5 days ago
$551
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Nov 30 from Heathrow to Pierre Elliott Trudeau Intl., returning Fri, Dec 4, priced at $551 found 5 days ago
Fri, Aug 21 - Wed, Aug 26
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$559 Roundtrip, found 2 days ago
$559
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Aug 21 from Heathrow to Pierre Elliott Trudeau Intl., returning Wed, Aug 26, priced at $559 found 2 days ago
Mon, Nov 30 - Fri, Dec 4
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$566 Roundtrip, found 5 days ago
$566
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Nov 30 from Heathrow to Pierre Elliott Trudeau Intl., returning Fri, Dec 4, priced at $566 found 5 days ago
Tue, Jan 19 - Tue, Feb 9
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$579 Roundtrip, found 1 day ago
$579
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Jan 19 from Heathrow to Pierre Elliott Trudeau Intl., returning Tue, Feb 9, priced at $579 found 1 day ago
Thu, Jul 9 - Mon, Jul 13
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$581 Roundtrip, found 1 day ago
$581
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Jul 9 from Heathrow to Pierre Elliott Trudeau Intl., returning Mon, Jul 13, priced at $581 found 1 day ago
Thu, Jun 25 - Sat, Jul 4
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$590 Roundtrip, found 9 hours ago
$590
Roundtrip
found 9 hours ago
Select Air Canada flight, departing Thu, Jun 25 from Heathrow to Pierre Elliott Trudeau Intl., returning Sat, Jul 4, priced at $590 found 9 hours ago
Fri, Jun 26 - Sat, Jul 4
LHR
Heathrow
YUL
Pierre Elliott Trudeau Intl.
$591 Roundtrip, found 3 hours ago
$591
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Fri, Jun 26 from Heathrow to Pierre Elliott Trudeau Intl., returning Sat, Jul 4, priced at $591 found 3 hours ago