Air Canada Flight 8639 Deals & Information (2025/2026)

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Air Canada Flight 8639 Route Deals From $129

The cheapest prices found with in the last 7 days for return flights were $296 and $129 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 6 - Sun, Dec 7
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$296 Roundtrip, found 6 days ago
$296
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Dec 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Dec 7, priced at $296 found 6 days ago
Sat, Dec 6 - Sun, Dec 7
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$306 Roundtrip, found 6 days ago
$306
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Dec 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Dec 7, priced at $306 found 6 days ago
Sat, Dec 6 - Sun, Dec 7
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$307 Roundtrip, found 6 days ago
$307
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Dec 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Dec 7, priced at $307 found 6 days ago
Fri, Feb 13 - Tue, Feb 17
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$309 Roundtrip, found 4 days ago
$309
Roundtrip
found 4 days ago
Select Air Canada flight, departing Fri, Feb 13 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Feb 17, priced at $309 found 4 days ago
Wed, Feb 18 - Sun, Feb 22
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$310 Roundtrip, found 4 hours ago
$310
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Wed, Feb 18 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Feb 22, priced at $310 found 4 hours ago
Wed, Dec 17 - Sat, Dec 20
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$314 Roundtrip, found 2 days ago
$314
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Dec 17 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sat, Dec 20, priced at $314 found 2 days ago
Sat, Dec 6 - Sun, Dec 7
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$315 Roundtrip, found 6 days ago
$315
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Dec 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Dec 7, priced at $315 found 6 days ago
Thu, Dec 4 - Sun, Dec 7
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$317 Roundtrip, found 2 days ago
$317
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Dec 4 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Dec 7, priced at $317 found 2 days ago
Sat, Dec 6 - Sun, Dec 7
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$318 Roundtrip, found 6 days ago
$318
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Dec 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Dec 7, priced at $318 found 6 days ago
Thu, Dec 11 - Sun, Dec 14
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$320 Roundtrip, found 1 day ago
$320
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Dec 11 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Dec 14, priced at $320 found 1 day ago