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

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Air Canada Flight 8639 Route Deals From $89

The cheapest prices found with in the last 7 days for return flights were $228 and $89 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Mar 29 - Wed, Apr 1
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sun, Mar 29 from LaGuardia to Pierre Elliott Trudeau Intl., returning Wed, Apr 1, priced at $228 found 2 days ago
Thu, Sep 3 - Sun, Sep 6
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Sep 3 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Sep 6, priced at $232 found 1 day ago
Fri, Mar 13 - Wed, Mar 18
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Mar 13 from LaGuardia to Pierre Elliott Trudeau Intl., returning Wed, Mar 18, priced at $239 found 2 days ago
Fri, Mar 27 - Mon, Mar 30
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$242 Roundtrip, found 2 days ago
$242
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Mar 27 from LaGuardia to Pierre Elliott Trudeau Intl., returning Mon, Mar 30, priced at $242 found 2 days ago
Thu, Mar 19 - Mon, Mar 23
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$242 Roundtrip, found 3 days ago
$242
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Mar 19 from LaGuardia to Pierre Elliott Trudeau Intl., returning Mon, Mar 23, priced at $242 found 3 days ago
Sun, Mar 29 - Wed, Apr 1
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$245 Roundtrip, found 2 days ago
$245
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sun, Mar 29 from LaGuardia to Pierre Elliott Trudeau Intl., returning Wed, Apr 1, priced at $245 found 2 days ago
Sun, Mar 29 - Wed, Apr 1
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$250 Roundtrip, found 2 days ago
$250
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sun, Mar 29 from LaGuardia to Pierre Elliott Trudeau Intl., returning Wed, Apr 1, priced at $250 found 2 days ago
Thu, Apr 9 - Sun, Apr 12
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$250 Roundtrip, found 4 days ago
$250
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Apr 9 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Apr 12, priced at $250 found 4 days ago
Thu, Apr 9 - Sun, Apr 12
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$255 Roundtrip, found 4 days ago
$255
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Apr 9 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Apr 12, priced at $255 found 4 days ago
Wed, Mar 18 - Sun, Mar 22
LGA
LaGuardia
YUL
Pierre Elliott Trudeau Intl.
$258 Roundtrip, found 3 days ago
$258
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Mar 18 from LaGuardia to Pierre Elliott Trudeau Intl., returning Sun, Mar 22, priced at $258 found 3 days ago