Air Canada Flight 8639 Deals & Information (2026/2027)

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Air Canada Flight 8639 Route Deals From $138

The cheapest prices found with in the last 7 days for return flights were $307 and $138 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 6 - Fri, Jun 12
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$307 Roundtrip, found 3 hours ago
$307
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Sat, Jun 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Fri, Jun 12, priced at $307 found 3 hours ago
Sat, Jun 6 - Fri, Jun 12
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$315 Roundtrip, found 3 hours ago
$315
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Sat, Jun 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Fri, Jun 12, priced at $315 found 3 hours ago
Wed, Jun 3 - Sun, Jun 7
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$322 Roundtrip, found 5 hours ago
$322
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Wed, Jun 3 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Jun 7, priced at $322 found 5 hours ago
Tue, Aug 4 - Tue, Aug 11
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$331 Roundtrip, found 2 hours ago
$331
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Aug 4 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Aug 11, priced at $331 found 2 hours ago
Tue, Aug 4 - Tue, Aug 11
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$336 Roundtrip, found 2 hours ago
$336
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Aug 4 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Aug 11, priced at $336 found 2 hours ago
Wed, May 27 - Thu, May 28
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$336 Roundtrip, found 21 hours ago
$336
Roundtrip
found 21 hours ago
Select Air Canada flight, departing Wed, May 27 from LaGuardia to Pierre Elliott Trudeau Intl., returning Thu, May 28, priced at $336 found 21 hours ago
Sat, Jun 6 - Fri, Jun 12
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$340 Roundtrip, found 3 hours ago
$340
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Sat, Jun 6 from LaGuardia to Pierre Elliott Trudeau Intl., returning Fri, Jun 12, priced at $340 found 3 hours ago
Tue, Aug 4 - Tue, Aug 11
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$341 Roundtrip, found 2 hours ago
$341
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Aug 4 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Aug 11, priced at $341 found 2 hours ago
Tue, Aug 4 - Tue, Aug 11
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$344 Roundtrip, found 2 hours ago
$344
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Aug 4 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Aug 11, priced at $344 found 2 hours ago
Tue, Aug 4 - Tue, Aug 11
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$349 Roundtrip, found 2 hours ago
$349
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Aug 4 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Aug 11, priced at $349 found 2 hours ago