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Cheap flights from Toronto to Seattle from C$ 234

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YTO — SEA
15 May — 22 May1
1 adult
Wed 15/5
Wed 22/5

The best prices from Toronto to Seattle/Tacoma Intl are usually found in October or May, booked 50 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Toronto to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 May 2024.

Popular in

December

Cheapest in

October

Round-trip from

C$ 410

One-way from

C$ 295
High demand for flights, 14% potential price rise
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Best time to find cheap flights, 7% potential price drop
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From Toronto (YTO) to Seattle/Tacoma Intl
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One-way flight from Toronto (YTO) to Seattle/Tacoma Intl
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What is the cheapest day to fly round-trip from Toronto to Seattle?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Toronto to Seattle?

To save up to 75% on this flight, we recommend booking at least 51 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Toronto to Seattle from C$ 783 1-2 weeks out and tickets from C$ 924 for flights departing within the next 72 hours.

What is the cheapest month to fly from Toronto to Seattle?

October is one of the best times of the year to fly to Seattle from Toronto. Prices for October average C$ 721 per person but you can even find prices for as low as C$ 513. The most expensive prices can be found in the month of December. Opting for a October flight can save you 16% on your journey compared to booking in December

When is the cheapest time to fly from Toronto to Seattle (YTO - SEA)?

A simple way to save on the total cost of your ticket is to fly from Toronto to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the evening.

Cheap WestJet flights from Toronto to Seattle

Explore cheap flight options specifically provided by WestJet for the route between Toronto and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.
Peruse some of the lowest-priced WestJet flights we've found from Toronto to Seattle. Be sure to come back soon if the deals available don't appeal to you at this time.
Fri 2/86:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Fri 9/81:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 9/5C$ 413
Tue 30/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Fri 9/81:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 9/5C$ 414
Tue 16/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Tue 30/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 9/5C$ 418
Fri 31/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Sun 9/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 10/5C$ 455
Tue 28/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Fri 31/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 8/5C$ 456
Wed 5/67:15 a.m.YHM - SEA
1 stop8h 41mWestJet
Sun 9/63:30 p.m.SEA - YHM
2 stops22h 45mWestJet
Deal found 9/5C$ 461
Wed 5/67:15 a.m.YHM - SEA
1 stop8h 41mWestJet
Sun 9/63:30 p.m.SEA - YHM
2 stops22h 45mWestJet
Deal found 8/5C$ 462
Sat 8/66:15 a.m.YKF - SEA
1 stop17h 05mWestJet
Sat 15/67:00 a.m.SEA - YKF
1 stop14h 52mWestJet
Deal found 9/5C$ 469
Sat 15/610:15 p.m.YYZ - SEA
1 stop19h 31mWestJet
Tue 25/67:00 a.m.SEA - YYZ
2 stops11h 00mWestJet
Deal found 9/5C$ 473

  • WestJet is one of the most popular airlines used for those travelling from Toronto to Seattle. Flights on this route from WestJet typically cost C$ 532.17 RT, a price that is 77% cheaper than the average Toronto to Seattle flight. The cheapest flight found was C$ 377 RT. Toronto Pearson Intl Airport is the most common Toronto airport to take off from when flying to Seattle. Seattle/Tacoma Intl Airport is the most popular arrival airport in Seattle. When flying from Toronto to Seattle, WestJet flights are -4% more popular than any other airline flying that same route.

Cheap Air Canada flights from Toronto to Seattle

Explore cheap flight options specifically provided by Air Canada for the route between Toronto and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.
Some of the best deals we've found on Air Canada flights travelling from Toronto to Seattle. Deals frequently update to provide users with more options.
Sun 26/53:20 p.m.YTZ - SEA
1 stop8h 56mAir Canada
Sun 2/67:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 10/5C$ 443
Sun 26/53:20 p.m.YTZ - SEA
1 stop8h 56mAir Canada
Sun 2/67:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 9/5C$ 445
Sat 15/63:20 p.m.YTZ - SEA
1 stop8h 56mAir Canada
Tue 18/67:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 8/5C$ 455
Sat 5/103:20 p.m.YTZ - SEA
1 stop8h 55mAir Canada
Fri 18/107:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 9/5C$ 456
Mon 13/53:20 p.m.YTZ - SEA
1 stop9h 11mAir Canada
Sun 26/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 10/5C$ 478
Tue 11/612:20 p.m.YTZ - SEA
1 stop11h 56mAir Canada
Tue 18/67:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 9/5C$ 492
Thu 23/57:20 p.m.YTZ - SEA
2 stops17h 42mAir Canada
Mon 27/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 9/5C$ 498
Sun 12/53:20 p.m.YTZ - SEA
1 stop9h 11mAir Canada
Mon 13/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 9/5C$ 500
Mon 13/53:20 p.m.YTZ - SEA
1 stop9h 11mAir Canada
Mon 20/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 10/5C$ 502

  • If you’re travelling from Toronto to Seattle, one of the more common airlines travelling that route is Air Canada. Flights from Air Canada travelling this route typically cost C$ 537.71 RT. This price is typically 82% cheaper than other airlines that offer Toronto to Seattle flights. When booking this route, the cheapest RT price found was C$ 368. When travelling from Toronto to Seattle on Air Canada, the most popular airport to depart from is Toronto Pearson Intl Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport. When flying from Toronto to Seattle, Air Canada flights are -9% more popular than any other airline flying that same route.

Cheap Toronto to Seattle flights in May & June 2024

Find cheap flight options from Toronto to Seattle specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 430,164 searches. Prices were last updated on 10 May 2024.
The lowest fares we've come across on flights travelling from Toronto to Seattle in May and June 2024. Check back soon for alternative fares.
Tue 11/68:00 p.m.YYZ - SEA
1 stop15h 32mMultiple Airlines
Tue 18/69:49 a.m.SEA - YYZ
1 stop17h 46mMultiple Airlines
Deal found 8/5C$ 341
Sun 16/68:20 p.m.YYZ - SEA
1 stop15h 12mMultiple Airlines
Tue 18/69:49 a.m.SEA - YYZ
1 stop17h 46mMultiple Airlines
Deal found 8/5C$ 355
Tue 11/68:00 p.m.YYZ - SEA
1 stop15h 32mMultiple Airlines
Mon 17/610:03 p.m.SEA - YYZ
1 stop29h 32mMultiple Airlines
Deal found 9/5C$ 366
Thu 6/68:20 p.m.YYZ - SEA
1 stop15h 12mMultiple Airlines
Thu 13/69:28 a.m.SEA - YYZ
1 stop18h 07mMultiple Airlines
Deal found 9/5C$ 400
Tue 11/68:20 p.m.YYZ - SEA
1 stop15h 12mMultiple Airlines
Fri 14/611:59 p.m.SEA - YYZ
2 stops16h 36mMultiple Airlines
Deal found 9/5C$ 410
Mon 10/68:00 p.m.YYZ - SEA
1 stop15h 59mMultiple Airlines
Thu 13/69:28 a.m.SEA - YYZ
1 stop18h 07mMultiple Airlines
Deal found 9/5C$ 413
Mon 3/68:00 p.m.YYZ - SEA
1 stop15h 45mMultiple Airlines
Mon 17/68:59 p.m.SEA - YYZ
1 stop19h 51mMultiple Airlines
Deal found 10/5C$ 414
Mon 17/68:00 p.m.YYZ - SEA
1 stop15h 59mMultiple Airlines
Mon 24/68:59 p.m.SEA - YYZ
1 stop22h 46mMultiple Airlines
Deal found 8/5C$ 415
Fri 14/69:00 a.m.YYZ - SEA
1 stop8h 49mMultiple Airlines
Tue 18/69:49 a.m.SEA - YYZ
1 stop17h 46mMultiple Airlines
Deal found 8/5C$ 418

Toronto to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Toronto and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.
The lowest fares we've come across on flights travelling from Toronto to Seattle in May and June 2024. Check back soon for alternative fares.
Tue 11/68:00 p.m.YYZ - SEA
1 stop15h 32mMultiple Airlines
Tue 18/69:49 a.m.SEA - YYZ
1 stop17h 46mMultiple Airlines
Deal found 8/5C$ 341
Sun 16/68:20 p.m.YYZ - SEA
1 stop15h 12mMultiple Airlines
Tue 18/69:49 a.m.SEA - YYZ
1 stop17h 46mMultiple Airlines
Deal found 8/5C$ 355
Tue 11/68:00 p.m.YYZ - SEA
1 stop15h 32mMultiple Airlines
Mon 17/610:03 p.m.SEA - YYZ
1 stop29h 32mMultiple Airlines
Deal found 9/5C$ 366
Sun 29/98:00 a.m.YYZ - SEA
1 stop9h 48mWestJet
Fri 25/101:50 p.m.SEA - YYZ
2 stops13h 00mWestJet
Deal found 9/5C$ 387
Tue 13/86:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Mon 19/81:50 p.m.SEA - YKF
1 stop8h 02mWestJet
Deal found 9/5C$ 396
Thu 6/68:20 p.m.YYZ - SEA
1 stop15h 12mMultiple Airlines
Thu 13/69:28 a.m.SEA - YYZ
1 stop18h 07mMultiple Airlines
Deal found 9/5C$ 400
Tue 16/76:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Tue 30/71:50 p.m.SEA - YKF
1 stop8h 02mWestJet
Deal found 9/5C$ 402
Wed 2/106:15 a.m.YKF - SEA
1 stop9h 41mWestJet
Wed 9/101:50 p.m.SEA - YKF
1 stop8h 08mWestJet
Deal found 10/5C$ 407
Sun 29/96:30 a.m.YYZ - SEA
2 stops11h 18mWestJet
Fri 25/107:00 a.m.SEA - YYZ
2 stops11h 01mWestJet
Deal found 9/5C$ 410

Direct flights to Seattle from Toronto

Discover non-stop flight options from Toronto to Seattle. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.
If you're seeking options on non-stop flights from Toronto to Seattle, check out these fares. Those looking to potentially save on 1 or 2-stop flights from Toronto to Seattle should utilize the search form at the top of the page.
Mon 30/97:40 p.m.YYZ - SEA
Nonstop5h 21mAir Canada
Wed 9/1011:35 a.m.SEA - YYZ
Nonstop4h 33mAir Canada
Deal found 10/5C$ 436
Thu 23/53:40 p.m.YYZ - SEA
Nonstop5h 15mAlaska Airlines
Mon 27/56:50 a.m.SEA - YYZ
Nonstop4h 40mAlaska Airlines
Deal found 9/5C$ 437
Wed 5/68:25 a.m.YYZ - SEA
Nonstop5h 18mAir Canada
Mon 10/611:10 p.m.SEA - YYZ
Nonstop4h 38mAir Canada
Deal found 8/5C$ 439
Tue 13/88:25 a.m.YYZ - SEA
Nonstop5h 26mAir Canada
Fri 16/811:10 p.m.SEA - YYZ
Nonstop4h 40mAir Canada
Deal found 9/5C$ 462
Fri 4/107:40 p.m.YYZ - SEA
Nonstop5h 21mAir Canada
Mon 14/1011:10 p.m.SEA - YYZ
Nonstop4h 33mAir Canada
Deal found 10/5C$ 463
Fri 31/53:40 p.m.YYZ - SEA
Nonstop5h 15mAlaska Airlines
Sun 9/66:50 a.m.SEA - YYZ
Nonstop4h 40mAlaska Airlines
Deal found 10/5C$ 489
Sat 25/53:40 p.m.YYZ - SEA
Nonstop5h 15mAlaska Airlines
Mon 29/77:00 a.m.SEA - YYZ
Nonstop4h 30mAlaska Airlines
Deal found 9/5C$ 492
Wed 5/63:40 p.m.YYZ - SEA
Nonstop5h 15mAlaska Airlines
Sun 9/66:50 a.m.SEA - YYZ
Nonstop4h 40mAlaska Airlines
Deal found 9/5C$ 495
Fri 27/93:40 p.m.YYZ - SEA
Nonstop5h 22mAlaska Airlines
Sun 6/107:00 a.m.SEA - YYZ
Nonstop4h 30mAlaska Airlines
Deal found 9/5C$ 504

Toronto to Seattle flights leaving soon

Find last-minute flight options from Toronto to Seattle for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.
Users seeking a last-minute flight from Toronto to Seattle should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 13/53:20 p.m.YTZ - SEA
1 stop9h 11mAir Canada
Sun 26/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 10/5C$ 478
Wed 15/56:30 a.m.YYZ - SEA
1 stop8h 56mAmerican Airlines
Sun 26/55:10 a.m.SEA - YYZ
1 stop8h 19mAmerican Airlines
Deal found 10/5C$ 493
Fri 17/511:55 a.m.YYZ - SEA
1 stop14h 10mAmerican Airlines
Sat 25/51:15 a.m.SEA - YYZ
1 stop12h 14mAmerican Airlines
Deal found 9/5C$ 496
Thu 23/57:20 p.m.YTZ - SEA
2 stops17h 42mAir Canada
Mon 27/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 9/5C$ 498
Sun 12/53:20 p.m.YTZ - SEA
1 stop9h 11mAir Canada
Mon 13/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 9/5C$ 500
Mon 13/53:20 p.m.YTZ - SEA
1 stop9h 11mAir Canada
Mon 20/57:40 a.m.SEA - YTZ
1 stop9h 09mAir Canada
Deal found 10/5C$ 502
Wed 15/56:30 a.m.YYZ - SEA
1 stop10h 13mUnited Airlines
Wed 15/54:47 p.m.SEA - YYZ
1 stop9h 18mUnited Airlines
Deal found 9/5C$ 507
Wed 15/56:30 a.m.YYZ - SEA
1 stop10h 13mUnited Airlines
Fri 17/57:00 a.m.SEA - YYZ
1 stop10h 00mUnited Airlines
Deal found 9/5C$ 515
Fri 17/53:40 p.m.YYZ - SEA
Nonstop5h 15mAlaska Airlines
Sat 25/56:50 a.m.SEA - YYZ
Nonstop4h 40mAlaska Airlines
Deal found 10/5C$ 517

One-way flights to Seattle from Toronto

Search for one-way flight options from Toronto to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.
Take a look at some of the best available options we've come across on one-way flights from Toronto to Seattle. Users in need of a round-trip flight from Toronto to Seattle instead should update the search form at the top of page.
Tue 16/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Deal found 9/5C$ 234
Wed 12/67:15 a.m.YHM - SEA
1 stop8h 41mWestJet
Deal found 10/5C$ 236
Wed 5/67:15 a.m.YHM - SEA
1 stop8h 41mWestJet
Deal found 8/5C$ 239
Sat 1/63:20 p.m.YTZ - SEA
1 stop8h 56mAir Canada
Deal found 9/5C$ 254
Sat 25/53:20 p.m.YTZ - SEA
1 stop8h 56mAir Canada
Deal found 10/5C$ 259
Mon 10/66:05 p.m.YHM - SEA
1 stop29h 15mWestJet
Deal found 9/5C$ 273
Mon 10/66:05 p.m.YHM - SEA
1 stop29h 15mWestJet
Deal found 9/5C$ 276
Sun 30/68:00 p.m.YYZ - SEA
1 stop15h 37mMultiple Airlines
Deal found 10/5C$ 293
Thu 16/56:30 a.m.YYZ - SEA
1 stop10h 13mUnited Airlines
Deal found 9/5C$ 295

Find flights from Toronto to Seattle within your budget

Customize your flight search to find flights from Toronto to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 413 - C$ 580

Route

Depart

Return

Price

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Fri 2/8

1 stop9h 56m

Seattle/Tacoma Intl

Fri 9/8

1 stop7h 25m

C$ 413

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Tue 30/7

1 stop9h 56m

Seattle/Tacoma Intl

Fri 9/8

1 stop7h 25m

C$ 414

Toronto IslandSeattle/Tacoma Intl

YTZ - SEA

YTZSEA

Toronto Island

Sun 26/5

1 stop8h 56m

Seattle/Tacoma Intl

Sun 2/6

1 stop9h 09m

C$ 443

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 24/5

1 stop10h 37m

Seattle/Tacoma Intl

Mon 27/5

Nonstop4h 38m

C$ 469

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 5/6

1 stop16h 18m

Seattle/Tacoma Intl

Sun 9/6

1 stop13h 29m

C$ 472

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 31/5

Nonstop5h 15m

Seattle/Tacoma Intl

Sun 9/6

Nonstop4h 40m

C$ 489

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 20/5

1 stop19h 23m

Seattle/Tacoma Intl

Thu 23/5

2 stops15h 39m

C$ 526

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 19/7

1 stop9h 07m

Seattle/Tacoma Intl

Wed 31/7

1 stop8h 12m

C$ 530

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 24/5

Nonstop5h 18m

Seattle/Tacoma Intl

Thu 30/5

Nonstop4h 38m

C$ 580

Flights are sorted by cheapest first

Deals found on 9/5

When is the best time to book a flight from Toronto to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Seattle. Price data was last updated on 3 May 2024.
Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Toronto to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from Toronto to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Seattle. Price data was last updated on 5 May 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Toronto to Seattle flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Seattle by month

Plan your trip from Toronto to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Toronto to Seattle is currently C$ 262 while a round-trip flight costs C$ 482. Price data was last updated on 5 May 2024.

Currently, October is the cheapest month in which you can book a flight from Toronto to Seattle (average of C$ 299). Flying from Toronto to Seattle in March is currently the most expensive (average of C$ 420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

C$ 447

February

C$ 462

March

C$ 576

April

C$ 565

May

C$ 433

June

C$ 521

July

C$ 567

August

C$ 574

September

C$ 555

October

C$ 410

November

C$ 429

December

C$ 485

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

5 - 19 °C

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 10 May 2024.
Get a feel of what it's like to fly with WestJet, Air Canada and American Airlines from Toronto to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,140 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Alaska Airlines
8.1
Very good
9,140 reviews
Alaska Airlines
8.1
Very good
9,140 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Delta
8.1
Very good
10,768 reviews
Alaska Airlines
8.1
Very good
9,140 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

WestJet
7.6
Good
2,942 reviews
Alaska Airlines
8.1
Very good
9,140 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

United Airlines
7.4
Good
11,016 reviews
Alaska Airlines
8.1
Very good
9,140 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

American Airlines
7.3
Good
14,641 reviews
Alaska Airlines
8.1
Very good
9,140 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Entertainment

7.3

Food

7.3

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Related info for your journey

Find useful and relevant information for your journey from Toronto to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Toronto?

    For a flight from Toronto to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 18.4 km from the centre of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 2 inbound flights from Toronto per day. 7 airlines have flights to Seattle/Tacoma Intl from Toronto on a regular basis.

  • Can I find flights from Toronto to Seattle for under C$ 500 on Cheapflights?

    Yes, there are multiple flights from Toronto to Seattle for under C$ 500. The cheapest flight booked recently is on WestJet for just C$ 413, but on average you can expect to pay C$ 456.

  • Are there direct flights from Toronto to Seattle for under C$ 500 on Cheapflights?

    Cheapflights has 20 direct flights from Toronto to Seattle under C$ 500. A good price for a direct flight from Toronto to Seattle is less than C$ 515.

  • Are there last-minute flights available from Toronto to Seattle for under C$ 500?

    There are currently 20+ open flights from Toronto to Seattle within the next 7 days for less than C$ 500.

  • What days are direct flights available from Toronto to Seattle?

    You can find direct flights on the following days: Wednesday.

  • How many flights depart from Toronto to Seattle on average per day?

    Per day, 1 flight departs from Toronto to Seattle on average.
    Afternoon (Noon - 6pm) - 100% of flight departures

  • How long is the flight from Toronto to Seattle?

    WestJet, Air Canada, and American Airlines can get you from Toronto to Seattle in just under 8h 56m. Your travel time can differ by up to 7h 22m. Airlines will cover a distance of 3325 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Toronto to Seattle round-trip?

    According to our current data, WestJet (C$ 413), Air Canada (C$ 443), and American Airlines (C$ 472) offers the cheapest pricing from Toronto to Seattle. These flights start at 42% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Toronto to Seattle one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 234. Users have also found prices from C$ 254 and C$ 295 on Air Canada and United Airlines, respectively.

  • What are the most popular routes from Toronto to Seattle?

    While some choose either Hamilton - Seattle/Tacoma Intl or Toronto Kitchener-Waterloo - Seattle/Tacoma Intl, Toronto Pearson Intl - Seattle/Tacoma Intl is the most popular route from Toronto to Seattle.

  • What are the most popular airlines that fly from Toronto to Seattle?

    The most popular airlines flying from Toronto to Seattle are Endeavor Airlines, American Airlines and Air Canada. Something to consider prior to booking your flight.

  • What are the cheapest flights from Toronto to Seattle?

    Looking at all options, your cheapest flight can be booked for C$ 347. While the most popular route (Toronto Pearson Intl - Seattle/Tacoma Intl) can be booked for C$ 366 on average our data indicates C$ 1,195 when flying from Toronto to Seattle.

  • What does YYZ to SEA mean?

    Great question - YYZ to SEA just means Toronto Pearson Intl Airport to Seattle/Tacoma Intl Airport. Now you’ll know what these unique codes when you look for flights! Toronto Island Airport (YTZ), Hamilton Airport (YHM), Toronto Kitchener-Waterloo Airport (YKF) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Toronto to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Toronto to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Toronto to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Toronto to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Toronto to Seattle that include hotel bookings?

    Yes. In addition to deals on Toronto to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Toronto to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to Seattle.

  • Can I find deals for business class flights from Toronto to Seattle?

    Yes. Cheapflights offers flight deals from Toronto to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Toronto to Seattle that allow pets onboard?

    Many airlines flying from Toronto to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Toronto to Seattle?

    Yes, you can often find last-minute deals on Toronto to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Toronto to Seattle flight deals updated?

    The Toronto to Seattle flight deals you see on this page were last updated on 10/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly from Toronto to Seattle on these airlines
Choose from the following airlines for your flight from Toronto to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 10 May 2024.

Air Canada flights from Toronto to Seattle/Tacoma Intl
WestJet flights from Toronto to Seattle/Tacoma Intl
United Airlines flights from Toronto to Seattle/Tacoma Intl

Top 7 airlines flying from Toronto to Seattle

Discover the top 7 airlines that operate flights from Toronto to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 430,164 searches. Data last updated 10 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 365AverageC$ 669FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapestC$ 504AverageC$ 737FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 506AverageC$ 655FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 517AverageC$ 729FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 536AverageC$ 643FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 547AverageC$ 741FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Endeavor AirlinesCheapestC$ 744AverageC$ 870FlexibilityNo cancel feeOn-timeN/A
Search Endeavor Airlines flights
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Search flights from Toronto to Seattle by cabin class

Find flights from Toronto to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Toronto to Seattle

Find hourly flight availability from Toronto to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 May 2024.
1%of flight departuresEarly morningMidnight to 6 am
53%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
46%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Toronto to Seattle

Explore weekly flight availability from Toronto to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 10 May 2024.
Sunday2daily flights
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Toronto to Seattle?

Deals for Toronto to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Toronto to Seattle?

Millions of users choose and trust Cheapflights to book the best flight deals from Toronto to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Toronto to Seattle with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Toronto to Seattle flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Toronto to Seattle become cheaper?

Yes, Cheapflights offers price alerts on Toronto to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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