Travel with Air Canada from Toronto to Seattle (YYZ - SEA) fromĀ 

ā€  Aeroplan flight bookings are currently only available on the Canadian point of sale. Learn more.

Flights between Toronto and Seattle - our lowest fares in cash

CAD 261
CAD 624
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RangeCAD 261-CAD 624

*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

Book flights from Toronto (YYZ) to Seattle (SEA) | Air Canada

Flights between Toronto and Seattle - our lowest fares in points

pts
My travel class is:
FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 06, 2024
11,300 pts
+ CAD 115

Viewed: 22 hours ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 08, 2024
13,500 pts
+ CAD 116

Viewed: 2 hours ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 09, 2024
13,500 pts
+ CAD 116

Viewed: 2 hours ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Oct 04, 2024
33,600 pts
+ CAD 345

Viewed: 6 hours ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Oct 03, 2024
33,600 pts
+ CAD 345

Viewed: 6 hours ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Jun 26, 2025
40,500 pts
+ CAD 345

Viewed: 6 hours ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Jun 27, 2025
40,500 pts
+ CAD 345

Viewed: 6 hours ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 07, 2024
11,100 pts
+ CAD 115

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Sep 27, 2024
11,200 pts
+ CAD 115

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Sep 26, 2024
11,200 pts
+ CAD 115

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 13, 2024
11,300 pts
+ CAD 115

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 24, 2024
12,500 pts
+ CAD 162

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 30, 2024
12,800 pts
+ CAD 115

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 05, 2024
13,500 pts
+ CAD 115

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 18, 2024
37,600 pts
+ CAD 230

Viewed: 1 day ago

FromToronto (YYZ)ToSeattle (SEA)One-way
/
Economy
Aug 29, 2024
44,800 pts
+ CAD 460

Viewed: 1 day ago

*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.