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Cheap flights from Toronto (YTO) to Seattle (SEA) from $158

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 9/11. 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
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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The best prices from Toronto to Seattle/Tacoma Intl are usually found in October or May, booked 21 days in advance, depart on a Tuesday or Wednesday and return on a Friday

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 June 2, 2024.

Popular in

December

Cheapest in

October

Round-trip from

$247

One-way from

$197
High demand for flights, 15% 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?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 8% on your flight compared to booking on days when demand is much higher.

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

To save up to 92% on this flight, we recommend booking at least 22 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 $434 1-2 weeks out and tickets from $673 for flights departing within the next 72 hours.

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

Flights from Toronto to Seattle lean towards being more expensive in December. Prices are generally better when you fly from Toronto to Seattle in October, with the cheapest ticket starting at $333.

What is the cheapest time of day to fly from YTO to 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 2% on your trip compared to booking a flight in the morning.

Cheap Delta flights from Toronto to Seattle

Explore cheap flight options specifically provided by Delta 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 2,810,401 searches. Data last updated June 2, 2024.
Find some of the cheapest Delta flights traveling from Toronto to Seattle. Deals update often to give you more flight options matching your criteria
Mon 6/2411:37 amYYZ - SEA
1 stop10h 17mDelta
Tue 7/25:30 amSEA - YYZ
1 stop8h 11mDelta
Deal found 6/2$438
Sat 6/226:30 amYYZ - SEA
1 stop10h 29mDelta
Sun 6/305:30 amSEA - YYZ
1 stop8h 12mDelta
Deal found 6/1$459
Thu 8/111:00 amYYZ - SEA
1 stop9h 21mDelta
Sat 8/36:15 pmSEA - YYZ
1 stop8h 51mDelta
Deal found 5/31$496
Fri 7/512:00 pmYYZ - SEA
1 stop9h 35mDelta
Mon 7/85:38 pmSEA - YYZ
1 stop9h 29mDelta
Deal found 6/1$516
Fri 7/512:00 pmYYZ - SEA
1 stop9h 35mDelta
Mon 7/85:38 pmSEA - YYZ
1 stop9h 29mDelta
Deal found 6/2$517
Fri 6/1412:00 pmYYZ - SEA
1 stop9h 35mDelta
Wed 6/1912:25 amSEA - YYZ
1 stop8h 13mDelta
Deal found 6/1$694
Tue 6/412:00 pmYYZ - SEA
1 stop9h 59mDelta
Thu 6/612:40 amSEA - YYZ
1 stop7h 58mDelta
Deal found 6/2$844

  • One of the most popular airlines traveling from Toronto to Seattle is Delta. Flights from Delta traveling this route typically cost $618.47 RT. This price is typically 71% cheaper than other airlines that offer Toronto to Seattle flights. When booking this route, the cheapest RT price found was $412. 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, Delta flights are -1% 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 2,810,401 searches. Data last updated June 2, 2024.
Some of the lowest-priced Air Canada flights we've found at this time heading from Toronto to Seattle. Deals are refreshing constantly so come back soon for more options.
Wed 8/218:30 amYYZ - SEA
1 stop9h 04mAir Canada
Wed 8/2811:40 amSEA - YYZ
Nonstop4h 40mAir Canada
Deal found 6/1$334
Thu 8/298:05 amYYZ - SEA
1 stop7h 25mAir Canada
Mon 9/211:40 amSEA - YYZ
Nonstop4h 40mAir Canada
Deal found 6/1$362
Mon 7/157:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Sat 10/1211:30 amSEA - YYZ
Nonstop4h 33mAir Canada
Deal found 6/1$374
Sat 8/174:00 pmYYZ - SEA
1 stop8h 25mAir Canada
Wed 8/2811:40 amSEA - YYZ
Nonstop4h 40mAir Canada
Deal found 6/1$392
Fri 8/167:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Mon 8/2611:40 amSEA - YYZ
Nonstop4h 40mAir Canada
Deal found 6/1$405
Thu 7/117:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Mon 7/1511:40 amSEA - YYZ
Nonstop4h 40mAir Canada
Deal found 6/1$435
Thu 7/117:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Mon 7/157:05 pmSEA - YYZ
1 stop7h 23mAir Canada
Deal found 6/1$440
Mon 7/157:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Mon 7/223:10 pmSEA - YYZ
1 stop7h 23mAir Canada
Deal found 6/1$448
Sat 6/157:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Mon 6/2411:10 pmSEA - YYZ
Nonstop4h 40mAir Canada
Deal found 6/1$453

  • Air Canada is one of the most popular airlines used for those traveling from Toronto to Seattle. Flights on this route from Air Canada typically cost $543.23 RT, a price that is 62% cheaper than the average Toronto to Seattle flight. The cheapest flight found was $331 RT. The most popular departure airport in Toronto when flying to Seattle is Toronto Pearson Intl Airport. The most popular airport to fly into when visiting Seattle is Seattle/Tacoma Intl Airport. When flying from Toronto to Seattle, Air Canada flights are -7% more popular than any other airline flying that same route.

Cheap Toronto to Seattle flights in June & July 2024

Find cheap flight options from Toronto to Seattle specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
Scroll through some of the best deals on flights from Toronto to Seattle in 2024. Check back regularly for other flight deals.
Tue 6/1812:20 pmYYZ - SEA
1 stop11h 31mMultiple Airlines
Wed 6/198:59 pmSEA - YYZ
1 stop30h 36mMultiple Airlines
Deal found 5/31$250
Tue 6/189:35 amYYZ - SEA
1 stop14h 16mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$278
Wed 6/198:00 pmYYZ - SEA
1 stop15h 32mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$282
Tue 6/188:00 pmYYZ - SEA
1 stop15h 32mMultiple Airlines
Tue 6/259:49 amSEA - YYZ
1 stop17h 54mMultiple Airlines
Deal found 6/1$283
Mon 6/178:00 pmYYZ - SEA
1 stop15h 59mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$291
Fri 6/218:00 pmYYZ - SEA
1 stop14h 57mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$295
Wed 6/198:00 pmYYZ - SEA
1 stop15h 32mMultiple Airlines
Wed 7/105:15 pmSEA - YYZ
2 stops21h 17mMultiple Airlines
Deal found 6/1$312
Mon 6/178:00 pmYYZ - SEA
1 stop15h 59mMultiple Airlines
Thu 6/209:28 amSEA - YYZ
1 stop18h 07mMultiple Airlines
Deal found 6/2$315
Sun 6/168:20 pmYYZ - SEA
1 stop15h 17mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$319

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 2,810,401 searches. Data last updated June 2, 2024.
Scroll through some of the best deals on flights from Toronto to Seattle in 2024. Check back regularly for other flight deals.
Sun 9/158:20 pmYYZ - SEA
1 stop15h 25mMultiple Airlines
Sat 9/212:49 pmSEA - YYZ
1 stop12h 46mMultiple Airlines
Deal found 5/31$245
Tue 6/1812:20 pmYYZ - SEA
1 stop11h 31mMultiple Airlines
Wed 6/198:59 pmSEA - YYZ
1 stop30h 36mMultiple Airlines
Deal found 5/31$250
Sun 9/158:20 pmYYZ - SEA
1 stop15h 25mMultiple Airlines
Sat 9/212:49 pmSEA - YYZ
1 stop12h 46mMultiple Airlines
Deal found 6/2$254
Tue 6/189:35 amYYZ - SEA
1 stop14h 16mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$278
Wed 6/198:00 pmYYZ - SEA
1 stop15h 32mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$282
Tue 6/188:00 pmYYZ - SEA
1 stop15h 32mMultiple Airlines
Tue 6/259:49 amSEA - YYZ
1 stop17h 54mMultiple Airlines
Deal found 6/1$283
Mon 6/178:00 pmYYZ - SEA
1 stop15h 59mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$291
Fri 6/218:00 pmYYZ - SEA
1 stop14h 57mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$295
Wed 9/1112:20 pmYYZ - SEA
1 stop11h 01mMultiple Airlines
Sun 9/151:35 pmSEA - YYZ
1 stop14h 00mMultiple Airlines
Deal found 6/1$298

Non-stop 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 2,810,401 searches. Data last updated June 2, 2024.
Consider booking one of these non-stop flights heading from Toronto to Seattle. If you're looking for other options for flights from Toronto to Seattle, make sure to update the search form at the top of page.
Tue 10/18:25 amYYZ - SEA
Nonstop5h 21mAir Canada
Tue 10/811:30 amSEA - YYZ
Nonstop4h 33mAir Canada
Deal found 6/2$314
Wed 8/213:40 pmYYZ - SEA
Nonstop5h 22mAlaska Airlines
Wed 8/287:00 amSEA - YYZ
Nonstop4h 30mAlaska Airlines
Deal found 6/1$315
Tue 10/17:55 pmYYZ - SEA
Nonstop5h 21mAir Canada
Thu 10/1011:30 amSEA - YYZ
Nonstop4h 33mAir Canada
Deal found 6/2$329
Thu 10/33:40 pmYYZ - SEA
Nonstop5h 25mAlaska Airlines
Mon 10/77:00 amSEA - YYZ
Nonstop4h 30mAlaska Airlines
Deal found 6/2$344
Sun 10/68:25 amYYZ - SEA
Nonstop5h 21mAir Canada
Mon 10/711:10 pmSEA - YYZ
Nonstop4h 33mAir Canada
Deal found 6/2$345
Thu 8/297:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Mon 9/211:40 amSEA - YYZ
Nonstop4h 40mAir Canada
Deal found 6/1$362
Fri 10/47:55 pmYYZ - SEA
Nonstop5h 21mAir Canada
Mon 10/1411:10 pmSEA - YYZ
Nonstop4h 33mAir Canada
Deal found 6/2$363
Mon 7/157:40 pmYYZ - SEA
Nonstop5h 18mAir Canada
Sat 10/1211:30 amSEA - YYZ
Nonstop4h 33mAir Canada
Deal found 6/1$374
Wed 10/233:40 pmYYZ - SEA
Nonstop5h 25mAlaska Airlines
Mon 10/286:52 amSEA - YYZ
Nonstop4h 38mAlaska Airlines
Deal found 6/1$393

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 2,810,401 searches. Data last updated June 2, 2024.
Consider one of these great deals we found on last-minute flights from Toronto to Seattle. Users should be sure to double check the price, date, and time of their last-minute flight.
Sun 6/168:20 pmYYZ - SEA
1 stop15h 17mMultiple Airlines
Sat 6/222:51 pmSEA - YYZ
1 stop12h 44mMultiple Airlines
Deal found 5/31$319
Sun 6/168:20 pmYYZ - SEA
1 stop15h 12mMultiple Airlines
Wed 6/198:59 pmSEA - YYZ
1 stop30h 36mMultiple Airlines
Deal found 6/2$343
Sun 6/168:20 pmYYZ - SEA
1 stop15h 17mMultiple Airlines
Mon 6/2410:03 pmSEA - YYZ
1 stop22h 37mMultiple Airlines
Deal found 6/1$379
Sun 6/168:20 pmYYZ - SEA
1 stop15h 17mMultiple Airlines
Thu 6/203:49 pmSEA - YYZ
2 stops11h 46mMultiple Airlines
Deal found 5/31$384
Sat 6/158:20 pmYYZ - SEA
1 stop15h 12mMultiple Airlines
Mon 6/249:28 amSEA - YYZ
1 stop11h 12mMultiple Airlines
Deal found 6/1$399
Fri 6/74:15 pmYYZ - SEA
2 stops21h 11mMultiple Airlines
Mon 6/109:49 pmSEA - YYZ
1 stop22h 51mMultiple Airlines
Deal found 6/1$412
Sun 6/168:20 pmYYZ - SEA
1 stop15h 12mMultiple Airlines
Wed 6/191:57 pmSEA - YYZ
2 stops13h 46mMultiple Airlines
Deal found 6/2$417
Sun 6/166:36 pmYYZ - SEA
1 stop7h 18mMultiple Airlines
Tue 6/181:47 pmSEA - YYZ
2 stops13h 58mMultiple Airlines
Deal found 5/31$444
Sat 6/1510:15 pmYYZ - SEA
1 stop19h 31mWestJet
Mon 6/246:15 pmSEA - YYZ
1 stop8h 53mWestJet
Deal found 6/1$446

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 2,810,401 searches. Data last updated June 2, 2024.
Take a look at some of the best available options we've come across on one-way flights from Toronto to Seattle. For those needing a return trip from Toronto, there is a search form available above.
Wed 9/116:15 amYKF - SEA
1 stop9h 41mWestJet
Deal found 6/1$158
Wed 10/236:15 amYKF - SEA
1 stop9h 41mWestJet
Deal found 6/1$159
Wed 8/216:00 amYHM - SEA
1 stop9h 56mWestJet
Deal found 6/1$170
Thu 8/226:15 amYKF - SEA
1 stop9h 41mWestJet
Deal found 6/1$174
Wed 9/186:20 pmYKF - SEA
2 stops23h 28mWestJet
Deal found 6/1$185
Wed 10/236:05 amYKF - SEA
2 stops11h 25mAir Canada
Deal found 6/1$186
Thu 8/226:00 amYHM - SEA
1 stop9h 56mWestJet
Deal found 6/1$186
Thu 9/266:15 amYKF - SEA
2 stops11h 33mWestJet
Deal found 6/1$188
Thu 8/222:45 pmYYZ - SEA
1 stop8h 36mWestJet
Deal found 6/1$190

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 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$299 - $486

Route

Depart

Return

Price

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Wed 8/21

1 stop9h 56m

Seattle/Tacoma Intl

Wed 8/28

1 stop7h 01m

$299

Toronto Kitchener-WaterlooSeattle/Tacoma Intl

YKF - SEA

YKFSEA

Toronto Kitchener-Waterloo

Sun 9/1

1 stop9h 41m

Seattle/Tacoma Intl

Tue 9/17

1 stop7h 28m

$301

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 6/16

1 stop15h 17m

Seattle/Tacoma Intl

Sat 6/22

1 stop12h 44m

$319

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 8/23

Nonstop5h 22m

Seattle/Tacoma Intl

Wed 8/28

Nonstop4h 30m

$329

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 7/4

1 stop15h 32m

Seattle/Tacoma Intl

Mon 7/8

1 stop29h 46m

$333

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 8/21

1 stop9h 04m

Seattle/Tacoma Intl

Wed 8/28

Nonstop4h 40m

$334

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 6/24

1 stop10h 17m

Seattle/Tacoma Intl

Tue 7/2

1 stop8h 11m

$438

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 6/18

2 stops11h 52m

Seattle/Tacoma Intl

Mon 7/8

1 stop6h 28m

$471

Toronto Pearson IntlSeattle/Tacoma Intl

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 6/16

1 stop7h 18m

Seattle/Tacoma Intl

Thu 6/20

1 stop8h 46m

$486

Flights are sorted by cheapest first

Deals found on 6/1

How far ahead should I 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 May 31, 2024.
The price you pay for your flight from Toronto to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day 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 May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Toronto to Seattle flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Toronto to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Toronto with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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

41 - 66.2 °F

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 June 2, 2024.
Read reviews from past customers who have flown Delta, Air Canada and Alaska Airlines from Toronto to Seattle. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Comfort

7.9

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
9,198 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

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

Delta
8.0
Very good
10,410 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

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

WestJet
7.5
Good
2,861 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Comfort

7.9

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
10,755 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

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

Sun Country Air
7.2
Good
592 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Entertainment

7.3

Overall

8.1

Boarding

8.2

Food

7.3

Comfort

7.9

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?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Toronto to Seattle. 6 airlines have flights to Seattle/Tacoma Intl from Toronto on a regular basis. Booking flights from Toronto to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 2 inbound flights from Toronto per day.

  • Can I find flights from Toronto to Seattle for under $300 on Cheapflights?

    Yes, there are multiple flights from Toronto to Seattle for under $300. The cheapest flight booked recently is on WestJet for just $299, but on average you can expect to pay $330.

  • Are there nonstop flights from Toronto to Seattle for under $400 on Cheapflights?

    Cheapflights has at least 20 direct flights from Toronto to Seattle under $400. A good price for a nonstop flight from Toronto to Seattle is less than $392.

  • Are there last-minute flights available from Toronto to Seattle for under $400?

    There are currently 20+ open flights from Toronto to Seattle within the next 7 days for less than $400.

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

    Flying on WestJet is currently your cheapest option to Seattle, with prices starting at $299. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Air Canada, with the lowest prices starting at $329 and $334, respectively. Users have found that WestJet is 42% cheaper than the other options available to this destination.

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

    Most travelers choose Toronto Pearson Intl - Seattle/Tacoma Intl, Hamilton - Seattle/Tacoma Intl or Toronto Kitchener-Waterloo - Seattle/Tacoma Intl when deciding on the best route from Toronto to Seattle.

  • What are the most reliable airlines from Toronto to Seattle?

    The top 3 most reliable airlines when flying from Toronto to Seattle are Alaska Airlines (56%), Air Canada (53%) and United Airlines (53%).

  • What are the cheapest flights from Toronto to Seattle?

    On average you can expect to pay $442 for a flight from Toronto to Seattle. The cheapest flight overall is $184 while the most popular route, (Toronto Pearson Intl - Seattle/Tacoma Intl) is currently priced at $245.

  • What does YYZ to SEA mean?

    This is defined as Toronto Pearson Intl Airport (YYZ) and Seattle/Tacoma Intl Airport (SEA). Codes like Seattle/Tacoma Intl Airport are often used to just call airports uniquely. Hamilton Airport (YHM), Toronto Island Airport (YTZ), 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 6/2.

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

    Consider American Airlines, Air Canada or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Toronto to Seattle.

  • What is the cheapest month to book a flight from Toronto to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Toronto to Seattle (average of $247). Flying from Toronto to Seattle in July is currently the most expensive (average of $406). 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.

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Alternative routes for Toronto to Seattle
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from Toronto to Seattle

Discover the top 6 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 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$248Average$460FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapest$331Average$543FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapest$374Average$591FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapest$402Average$464FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$406Average$518FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$412Average$618FlexibilityNo cancel feeOn-time69%
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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 June 2, 2024.
1%of flight departuresEarly morningMidnight to 6 am
25%of flight departuresMorning6 am to noon
21%of flight departuresAfternoonNoon to 6 pm
53%of flight departuresEvening6 pm to midnight
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6 AM
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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 June 2, 2024.
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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?

Yes, we can. To see specific flights from Toronto to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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