Air Canada Flight 859 Deals & Information (2025/2026)

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Air Canada Flight 859 Route Deals From $864

The cheapest prices found with in the last 7 days for return flights were $457 and $864 for one-way flights to Pearson Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Mar 6 - Tue, Mar 17
LHR
Heathrow
YYZ
Pearson Intl.
$457 Roundtrip, found 20 hours ago
$457
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Fri, Mar 6 from Heathrow to Pearson Intl., returning Tue, Mar 17, priced at $457 found 20 hours ago
Tue, Oct 14 - Wed, Oct 22
LHR
Heathrow
YYZ
Pearson Intl.
$464 Roundtrip, found 4 days ago
$464
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Oct 14 from Heathrow to Pearson Intl., returning Wed, Oct 22, priced at $464 found 4 days ago
Thu, Oct 9 - Sun, Oct 12
LHR
Heathrow
YYZ
Pearson Intl.
$484 Roundtrip, found 1 day ago
$484
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Oct 9 from Heathrow to Pearson Intl., returning Sun, Oct 12, priced at $484 found 1 day ago