Flights from Seattle to Saint Constant

Cheapest flights from Seattle

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 14 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$614 Roundtrip, found 2 days ago

$614

Roundtrip

found 2 days ago

Select United flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $614 found 2 days ago

Wed, May 14 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$633 Roundtrip, found 2 days ago

$633

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $633 found 2 days ago

Mon, Jun 30 - Thu, Jul 10

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$643 Roundtrip, just found

$643

Roundtrip

just found

Select American Airlines flight, departing Mon, Jun 30 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Thu, Jul 10, priced at $643 just found

Mon, Jun 30 - Mon, Jul 7

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$653 Roundtrip, just found

$653

Roundtrip

just found

Select American Airlines flight, departing Mon, Jun 30 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Mon, Jul 7, priced at $653 just found

Tue, Jul 1 - Thu, Jul 10

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$668 Roundtrip, just found

$668

Roundtrip

just found

Select American Airlines flight, departing Tue, Jul 1 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Thu, Jul 10, priced at $668 just found

Wed, Jul 2 - Mon, Jul 7

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$671 Roundtrip, just found

$671

Roundtrip

just found

Select United flight, departing Wed, Jul 2 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Mon, Jul 7, priced at $671 just found

Tue, May 13 - Sun, May 25

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$675 Roundtrip, found 2 days ago

$675

Roundtrip

found 2 days ago

Select United flight, departing Tue, May 13 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Sun, May 25, priced at $675 found 2 days ago

Wed, May 14 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$676 Roundtrip, found 2 days ago

$676

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $676 found 2 days ago

Tue, Jul 1 - Mon, Jul 7

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$678 Roundtrip, just found

$678

Roundtrip

just found

Select American Airlines flight, departing Tue, Jul 1 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Mon, Jul 7, priced at $678 just found

Wed, May 14 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$681 Roundtrip, found 2 days ago

$681

Roundtrip

found 2 days ago

Select WestJet flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $681 found 2 days ago

Wed, May 14 - Thu, May 29

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$682 Roundtrip, found 2 days ago

$682

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Thu, May 29, priced at $682 found 2 days ago

Wed, May 14 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$684 Roundtrip, found 2 days ago

$684

Roundtrip

found 2 days ago

Select WestJet flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $684 found 2 days ago

Sun, Jun 29 - Mon, Jul 7

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$687 Roundtrip, just found

$687

Roundtrip

just found

Select American Airlines flight, departing Sun, Jun 29 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Mon, Jul 7, priced at $687 just found

Wed, May 14 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$687 Roundtrip, found 2 days ago

$687

Roundtrip

found 2 days ago

Select WestJet flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $687 found 2 days ago

Tue, May 13 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$688 Roundtrip, found 2 days ago

$688

Roundtrip

found 2 days ago

Select United flight, departing Tue, May 13 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $688 found 2 days ago

Wed, May 14 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$697 Roundtrip, found 2 days ago

$697

Roundtrip

found 2 days ago

Select WestJet flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $697 found 2 days ago

Wed, May 14 - Tue, May 27

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$742 Roundtrip, found 2 days ago

$742

Roundtrip

found 2 days ago

Select Delta flight, departing Wed, May 14 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Tue, May 27, priced at $742 found 2 days ago

Sun, Jun 29 - Sat, Jul 5

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$770 Roundtrip, just found

$770

Roundtrip

just found

Select Air Canada flight, departing Sun, Jun 29 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Sat, Jul 5, priced at $770 just found

Thu, May 15 - Wed, May 28

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$779 Roundtrip, found 2 days ago

$779

Roundtrip

found 2 days ago

Select WestJet flight, departing Thu, May 15 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Wed, May 28, priced at $779 found 2 days ago

Fri, Jul 4 - Sun, Jul 6

SEA

Seattle - Tacoma Intl.

YUL

Pierre Elliott Trudeau Intl.

$854 Roundtrip, just found

$854

Roundtrip

just found

Select United flight, departing Fri, Jul 4 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Sun, Jul 6, priced at $854 just found