Toronto to Seattle (YYZ-SEA): nonstop upgrade & award space

Alaska Airlines and Air Canada fly nonstop between Toronto (YYZ) and Seattle (SEA), roughly 14 times a week. Alaska Airlines carries most of this long-haul schedule, so one carrier's release pattern decides when premium space appears, and it is rarely all at once. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, on every YYZ to SEA departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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14
Nonstop flights a week
2,055 mi
Nonstop distance
Free
To get started

Toronto to Seattle flight schedule

Scheduled nonstop departures for YYZ to SEA, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Toronto (YYZ) to Seattle (SEA)
Date Flight Airline Departs YYZ Arrives SEA Duration Aircraft
AS 391Alaska Airlines, Inc.16:5519:135h 18m73J
AC 541Air Canada18:4521:045h 19m223
AS 391Alaska Airlines, Inc.16:5519:135h 18m73J
AC 541Air Canada18:4521:045h 19m223
AS 391Alaska Airlines, Inc.16:5519:255h 30m73J
AC 541Air Canada18:4521:045h 19m223
AS 391Alaska Airlines, Inc.16:5519:255h 30m73J
AC 541Air Canada18:4521:045h 19m223
AS 391Alaska Airlines, Inc.16:5519:255h 30m73J
AC 541Air Canada18:4521:045h 19m223
AS 391Alaska Airlines, Inc.16:5519:255h 30m73J
AC 541Air Canada18:4521:045h 19m223
AS 391Alaska Airlines, Inc.16:5519:255h 30m73J
AC 541Air Canada18:4521:045h 19m223

Showing all 14 scheduled YYZ to SEA departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every YYZ to SEA date on the interactive map

Confirmed upgrade & award space on YYZ to SEA departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Toronto to Seattle to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each YYZ to SEA departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See YYZ to SEA on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Toronto to Seattle nonstop

Carriers operating YYZ to SEA nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See YYZ to SEA on the interactive map →

Frequently asked questions about YYZ to SEA

How far is Seattle from Toronto?
YYZ to SEA covers about 2,055 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from YYZ to SEA?
Alaska Airlines and Air Canada fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines.
How many flights a week are there from YYZ to SEA?
About 14 nonstop flights a week run between Toronto and Seattle in the current schedule, operated by Alaska Airlines and Air Canada. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from YYZ to SEA depart?
Scheduled YYZ to SEA nonstops in the next 7 days with service leave between 16:55 and 18:45, local time at Toronto. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on YYZ to SEA?
Open the YYZ to SEA route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss YYZ to SEA upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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