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

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Air Canada Flight 8639 Route Deals From $97

The cheapest prices found with in the last 7 days for return flights were $240 and $97 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 16 - Sun, May 17
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$240 Roundtrip, found 5 days ago
$240
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, May 16 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, May 17, priced at $240 found 5 days ago
Mon, Apr 27 - Tue, Apr 28
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$246 Roundtrip, found 3 days ago
$246
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Apr 27 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Apr 28, priced at $246 found 3 days ago
Thu, Aug 13 - Tue, Aug 18
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$248 Roundtrip, found 3 days ago
$248
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Aug 13 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Aug 18, priced at $248 found 3 days ago
Wed, Aug 19 - Thu, Aug 20
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$257 Roundtrip, found 1 day ago
$257
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Aug 19 from LaGuardia to Pierre Elliott Trudeau Intl., returning Thu, Aug 20, priced at $257 found 1 day ago
Mon, May 11 - Fri, May 15
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$261 Roundtrip, found 2 days ago
$261
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, May 11 from LaGuardia to Pierre Elliott Trudeau Intl., returning Fri, May 15, priced at $261 found 2 days ago
Wed, Sep 9 - Fri, Sep 18
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$268 Roundtrip, found 3 days ago
$268
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Sep 9 from LaGuardia to Pierre Elliott Trudeau Intl., returning Fri, Sep 18, priced at $268 found 3 days ago
Wed, Sep 9 - Tue, Sep 22
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$269 Roundtrip, found 6 days ago
$269
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Sep 9 from LaGuardia to Pierre Elliott Trudeau Intl., returning Tue, Sep 22, priced at $269 found 6 days ago
Sat, May 16 - Mon, May 18
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$270 Roundtrip, found 1 day ago
$270
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, May 16 from LaGuardia to Pierre Elliott Trudeau Intl., returning Mon, May 18, priced at $270 found 1 day ago
Tue, Apr 28 - Fri, May 1
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$273 Roundtrip, found 2 hours ago
$273
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Apr 28 from LaGuardia to Pierre Elliott Trudeau Intl., returning Fri, May 1, priced at $273 found 2 hours ago
Thu, May 7 - Fri, May 8
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$275 Roundtrip, found 5 days ago
$275
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, May 7 from LaGuardia to Pierre Elliott Trudeau Intl., returning Fri, May 8, priced at $275 found 5 days ago