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Flights from Toronto to Seattle

YYZ to SEA flights and routes map YYZ to SEA. All flight routes from Pearson International, Canada to Seattle Tacoma International, Washington, USA. These routes are operated by 10 different airlines. You can either fly non-stop with Alaska Airlines or Air Canada, or choose from 22 different transit flights. The shortest flight time is 5 hours and 15 minutes.

From
To
Canada YYZ Pearson Toronto, ON, Canada
USA SEA Seattle Tacoma , WA, USA

Non-stop routes:

Duration

Alaska Airlines
Non-stop with Alaska Airlines.
Begins in 16/5

SCHEDULE
5h 15m

Begins in 16/5
Alaska Airlines
Non-stop with Alaska Airlines.
5h 15m
Begins in 16/5
SCHEDULE
Air Canada
Non-stop with Air Canada. 3 flights per day.

SCHEDULE
5h 18m

Air Canada
Non-stop with Air Canada.
5h 18m
3 flights per day.
SCHEDULE
Usually in time
Some delays
Usually delayed
CHECK PRICE FOR NON-STOP FLIGHTS
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1 stop routes with the same airline:

Duration

Via Salt Lake City SLC
1 stop with Delta Air Lines. 0-1 flights per day.

SCHEDULE
7h 26m

Via Salt Lake City SLC
1 stop with Delta Air Lines.
7h 26m
0-1 flights per day.
SCHEDULE
Via Minneapolis MSP
1 stop with Delta Air Lines. 2-3 flights per day.

SCHEDULE
7h 30m

Via Minneapolis MSP
1 stop with Delta Air Lines.
7h 30m
2-3 flights per day.
SCHEDULE
Via Detroit DTW
1 stop with Delta Air Lines. 2-4 flights per day.

SCHEDULE
7h 33m

Via Detroit DTW
1 stop with Delta Air Lines.
7h 33m
2-4 flights per day.
SCHEDULE
Via Denver DEN
1 stop with United Airlines. 2 flights per day.

SCHEDULE
8h 26m

Via Denver DEN
1 stop with United Airlines.
8h 26m
2 flights per day.
SCHEDULE
Via Dulles IAD
1 stop with United Airlines. 1-2 flights per day.

SCHEDULE
8h 28m

Via Dulles IAD
1 stop with United Airlines.
8h 28m
1-2 flights per day.
SCHEDULE
Via Vancouver YVR
1 stop with Air Canada. 6-7 flights per day.

SCHEDULE
8h 30m

Via Vancouver YVR
1 stop with Air Canada.
8h 30m
6-7 flights per day.
SCHEDULE
Via Minneapolis MSP
1 stop with Sun Country Airlines.
Begins in 27/6

SCHEDULE
8h 39m

Begins in 27/6
Via Minneapolis MSP
1 stop with Sun Country Airlines.
8h 39m
Begins in 27/6
SCHEDULE
Via Chicago ORD
1 stop with American Airlines. 1-3 flights per day.

SCHEDULE
9h 01m

Via Chicago ORD
1 stop with American Airlines.
9h 01m
1-3 flights per day.
SCHEDULE
Via Montreal YUL
1 stop with Air Canada. 2 flights per day.

SCHEDULE
9h 16m

Via Montreal YUL
1 stop with Air Canada.
9h 16m
2 flights per day.
SCHEDULE
Via Calgary YYC
1 stop with WestJet. 1-2 flights per day.

SCHEDULE
9h 26m

Via Calgary YYC
1 stop with WestJet.
9h 26m
1-2 flights per day.
SCHEDULE
Via Chicago ORD
1 stop with United Airlines. 5-6 flights per day.

SCHEDULE
9h 31m

Via Chicago ORD
1 stop with United Airlines.
9h 31m
5-6 flights per day.
SCHEDULE
Via Edmonton YEG
1 stop with WestJet.
Only mondays

SCHEDULE
9h 46m

Only mondays
Via Edmonton YEG
1 stop with WestJet.
9h 46m
Only mondays
SCHEDULE
Via Washington DCA
1 stop with United Airlines.

SCHEDULE
11h 29m

Via Washington DCA
1 stop with United Airlines.
11h 29m
SCHEDULE
Usually in time
Some delays
Usually delayed
SELECT DATE & CHECK PRICE
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1 stop routes with codeshare or different airlines:

Duration

Via Victoria YYJ With Air Canada & American Airlines
CODESHARE

SCHEDULE
7h 21m

Via Victoria YYJ
7h 21m
With Air Canada & American Airlines
CODESHARE
SCHEDULE
Via Calgary YYC With Air Canada & Alaska Airlines 0-2 flights per day.

SCHEDULE
8h 07m

Via Calgary YYC
8h 07m
With Air Canada & Alaska Airlines 0-2 flights per day.
SCHEDULE
Via Edmonton YEG With Air Canada & Alaska Airlines 0-2 flights per day.

SCHEDULE
8h 33m

Via Edmonton YEG
8h 33m
With Air Canada & Alaska Airlines 0-2 flights per day.
SCHEDULE
Via Kelowna YLW With Air Canada & Alaska Airlines
Ends in Apr 2024

SCHEDULE
8h 33m

Ends in Apr 2024
Via Kelowna YLW
8h 33m
With Air Canada & Alaska Airlines
Ends in Apr 2024
SCHEDULE
Via Salt Lake City SLC With Air Canada & Delta Air Lines
Begins in 2/6

SCHEDULE
8h 39m

Begins in 2/6
Via Salt Lake City SLC
8h 39m
With Air Canada & Delta Air Lines
Begins in 2/6
SCHEDULE
Via Denver DEN With Air Canada & Alaska Airlines 1-2 flights per day.
CODESHARE

SCHEDULE
8h 40m

Via Denver DEN
8h 40m
With Air Canada & Alaska Airlines 1-2 flights per day.
CODESHARE
SCHEDULE
Via Jackson JAC With United Airlines & Alaska Airlines
Begins in 27/6

SCHEDULE
8h 52m

Begins in 27/6
Via Jackson JAC
8h 52m
With United Airlines & Alaska Airlines
Begins in 27/6
SCHEDULE
Via Pittsburgh PIT With Air Canada & Alaska Airlines

SCHEDULE
9h 05m

Via Pittsburgh PIT
9h 05m
With Air Canada & Alaska Airlines
SCHEDULE
Via Vancouver YVR With Air Canada & Alaska Airlines 5-7 flights per day.

SCHEDULE
9h 07m

Via Vancouver YVR
9h 07m
With Air Canada & Alaska Airlines 5-7 flights per day.
SCHEDULE
Via Montreal YUL With Air Canada & United Airlines 2 flights per day.
CODESHARE

SCHEDULE
9h 16m

Via Montreal YUL
9h 16m
With Air Canada & United Airlines 2 flights per day.
CODESHARE
SCHEDULE
Via Cleveland CLE With Air Canada & Alaska Airlines 0-1 flights per day.

SCHEDULE
9h 20m

Via Cleveland CLE
9h 20m
With Air Canada & Alaska Airlines 0-1 flights per day.
SCHEDULE
Via Chicago ORD With American Airlines & Alaska Airlines 3 flights per day.

SCHEDULE
9h 20m

Via Chicago ORD
9h 20m
With American Airlines & Alaska Airlines 3 flights per day.
SCHEDULE
Via Detroit DTW With Air Canada & American Airlines 0-1 flights per day.
CODESHARE

SCHEDULE
9h 34m

Via Detroit DTW
9h 34m
With Air Canada & American Airlines 0-1 flights per day.
CODESHARE
SCHEDULE
Via Minneapolis MSP With Air Canada & Alaska Airlines 0-1 flights per day.

SCHEDULE
9h 45m

Via Minneapolis MSP
9h 45m
With Air Canada & Alaska Airlines 0-1 flights per day.
SCHEDULE
Via Columbus CMH With Air Canada & American Airlines
CODESHARE

SCHEDULE
9h 56m

Via Columbus CMH
9h 56m
With Air Canada & American Airlines
CODESHARE
SCHEDULE
Via Dulles IAD With Air Canada & Alaska Airlines

SCHEDULE
10h 15m

Via Dulles IAD
10h 15m
With Air Canada & Alaska Airlines
SCHEDULE
Via Cincinnati CVG With Air Canada & American Airlines
CODESHARE

SCHEDULE
10h 25m

Via Cincinnati CVG
10h 25m
With Air Canada & American Airlines
CODESHARE
SCHEDULE
Via Saint Louis STL With Air Canada & American Airlines 1-2 flights per day.
CODESHARE

SCHEDULE
10h 40m

Via Saint Louis STL
10h 40m
With Air Canada & American Airlines 1-2 flights per day.
CODESHARE
SCHEDULE
Via Kansas City MCI With Air Canada & American Airlines
Begins in 1/7
CODESHARE

SCHEDULE
10h 58m

Begins in 1/7
Via Kansas City MCI
10h 58m
With Air Canada & American Airlines
Begins in 1/7
CODESHARE
SCHEDULE
Via Washington DCA With Air Canada & United Airlines

SCHEDULE
11h 26m

Via Washington DCA
11h 26m
With Air Canada & United Airlines
SCHEDULE
Via Nashville BNA With WestJet & Alaska Airlines 0-1 flights per day.
Ends in Apr 2024

SCHEDULE
12h 00m

Ends in Apr 2024
Via Nashville BNA
12h 00m
With WestJet & Alaska Airlines 0-1 flights per day.
Ends in Apr 2024
SCHEDULE
Via Belgrade BZN With United Airlines & Alaska Airlines
Begins in 28/9

SCHEDULE
12h 33m

Begins in 28/9
Via Belgrade BZN
12h 33m
With United Airlines & Alaska Airlines
Begins in 28/9
SCHEDULE
Usually in time
Some delays
Usually delayed
SELECT DATE & CHECK PRICE
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Toronto to Seattle flights

There are over 24 airlines and as many as 869 flights every week to this destination. You can fly non-stop to Seattle (SEA) from Toronto (YYZ) with Air Canada or Alaska Airlines but if a stopover option suits you better you can choose to fly via Victoria, Calgary or any other of the 22 alternatives with flight connections.

Tip! You can also fly to Seattle from City Centre (YTZ).

Toronto to Seattle with Air Canada

You can fly non-stop every weekday with flights departing at 8 am, 18 pm or 19 pm. You can also take a connecting flight via Vancouver or Montreal. Air Canada is a Star Alliance member.

With Alaska Airlines

You can fly non-stop every weekday with flights departing at 15:40. Alaska Airlines is a member of the air alliance OneWorld.

Note Non-stop flights with Alaska Airlines will begin in May 2024.

With Delta Air Lines

If you fly to Seattle from Toronto with Delta Air Lines you will do a stopover in Salt Lake City. Delta Air Lines is a member of SkyTeam.

With United Airlines

United Airlines is a Star Alliance member.

Miles & flight time: YYZ - SEA

The shortest flight time between YYZ and SEA is 5 hours and 18 minutes.

ViaTotal flight timeLayover timeMiles
Direct5h 18m-2066 (3324 km)
YYJ Victoria7h 21m1h 15m2202 (3543 km)
YYC Calgary8h 7m4h 58m2133 (3432 km)
YVR Vancouver8h 30m3h 18m2217 (3567 km)
YLW Kelowna8h 33m2h 41m2134 (3434 km)
YEG Edmonton8h 33m3h 17m2240 (3604 km)
SLC Salt Lake City8h 39m2h 21m2356 (3791 km)
DEN Denver8h 40m4h 3m2347 (3776 km)
JAC Jackson8h 52m43m2176 (3501 km)
ORD Chicago9h 1m2h 32m2162 (3479 km)
PIT Pittsburgh9h 5m2h 46m2354 (3788 km)
YUL Montreal9h 16m1h 12m2606 (4193 km)
CLE Cleveland9h 20m3h 10m2221 (3574 km)
DTW Detroit9h 34m3h 22m2146 (3453 km)
MSP Minneapolis9h 45m4h 48m2082 (3350 km)
CMH Columbus9h 56m3h 27m2329 (3747 km)
IAD Dulles10h 15m3h 32m2661 (4282 km)
CVG Cincinnati10h 25m3h 55m2385 (3837 km)
STL Saint Louis10h 40m4h 11m2370 (3813 km)
MCI Kansas City10h 58m4h 19m2335 (3757 km)
DCA Washington11h 26m--
BNA Nashville12h 0m4h 45m2629 (4230 km)
BZN Belgrade12h 33m4h 29m2096 (3372 km)
The flight times and layover times in the table above are approximate and vary depending on flight number, aircraft, airline, weather and time of day.YYZ-SEA flight routesToronto to Seattle flight routes illustrated on a map.
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Toronto - Seattle route map and flight paths
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Unpublished Flight Rates From Toronto to Seattle

From Toronto to USA

Below is a list of other destinations to USA from Pearson International with either direct flights or 1 stop connections.


From Canada to Seattle

Below is a list of other cities in Canada with flights to Seattle with either non-stop or connecting flights.

You can fly to Seattle (SEA) from Toronto (YYZ) non-stop with Air Canada or Alaska Airlines. The flight takes approximately 5 hours and 18 minutes. If you travel with a connecting flight instead, for example via Victoria, the total flight time will be 7 hours and 21 minutes.

If you are interested in direct flights, you can choose from Air Canada or Alaska Airlines. If you choose to fly with stops instead you can fly with Air Canada, American Airlines, Alaska Airlines, Delta Air Lines, United Airlines or WestJet.

The flight time between Pearson, YYZ and Seattle Tacoma International, SEA, is 5 hours and 18 minutes. The distance is 2162 miles (or 3479 kilometers).

Yes, you can fly non-stop to SEA from YYZ with Air Canada or Alaska Airlines.

A codeshare agreement means that cooperating airlines are able to sell seats on each other’s flights. This means that you are able to travel to more destinations than your airline of choice normally offers. Codeshare flights are also beneficial because of the seamless transits you can get with connecting flights from the same airline. The downside of choosing a codeshare flight can be that you in some cases can’t upgrade codeshare flights or use elite benefits.

A connecting or transit flight means that you reach your final destination through two or more flights – in other words a non-direct flight. You will change to a new aircraft after your first flight, this may include moving to another terminal at the airport aswell. The time required to transfer passengers and luggage between flights is called Minimum Connecting Time (MCT) and are always taken into account here on Flightroutes.com.

If you bought your whole flight on a single ticket, the airline will book you on the next available connecting flight.

With connecting flights, checked in luggage is most commonly forwarded to your final destination when buying a single ticket for both flights.

If you miss your connecting flight due to circumstances outside your control such as your first flight being delayed, you should turn to your airline who will provide you with a seat on the next available flight. This is usually done free of charge, and only applies if you purchased your trip as one ticket. If the next connecting flight is the following day, the airline usually provides accommodation and meals.
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