Cheap flights from Lester B. Pearson Intl to Seattle-Tacoma International

Round-trip
Economy
Toronto (YYZ)
Seattle (SEA)
Depart
Return
Any month
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How to find the cheapest flight from
Lester B. Pearson Intl (YYZ) to Seattle-Tacoma International (SEA)

All the information you need to plan the best YYZ to SEA flight in 2021: compare Lester B. Pearson Intl to Seattle-Tacoma International flight prices with the expected peak season, weather and rainfall in Seattle-Tacoma International.
YYZ - SEA
Price
C$ 488 - C$ 657

Popular in

November

High demand for flights, 16% potential price rise

Cheapest in

April

Best time to find cheap flights, 12% potential price drop

Round-trip from

C$ 488

From Lester B. Pearson Intl to Seattle-Tacoma International

One-way from

C$ 347

One-way flight from Lester B. Pearson Intl to Seattle-Tacoma International

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Lester B. Pearson Intl to Seattle-Tacoma International?

Find a great deal and save up to 14% by booking at least 46 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Lester B. Pearson Intl to Seattle-Tacoma International within the next two weeks, with the cheapest ticket starting at C$ 644.

Cheap flights from Lester B. Pearson Intl to Seattle-Tacoma International in April, May 2021

The best prices found for YYZ to SEA flights for April, May
10 May - 18 May
C$ 502pp
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
11 May - 18 May
C$ 504pp
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
19 May - 20 May
C$ 505pp
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl

Lester B. Pearson Intl to Seattle-Tacoma International 2021 flight deals

Cheap flights to Seattle-Tacoma International from Lester B. Pearson Intl found for this year
10 May - 18 May
C$ 502pp
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
11 May - 18 May
C$ 504pp
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
19 May - 20 May
C$ 505pp
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl

Direct flights to Seattle-Tacoma International from Lester B. Pearson Intl

Save time with Lester B. Pearson Intl to Seattle-Tacoma International direct flight deals
12 Aug - 16 Aug
C$ 528pp
YYZ
Toronto Pearson Intl
Air Canada
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
Direct
YYZ
Toronto Pearson Intl
12 Aug - 16 Aug
C$ 549pp
YYZ
Toronto Pearson Intl
Air Canada
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
Direct
YYZ
Toronto Pearson Intl
18 Aug - 28 Aug
C$ 627pp
YYZ
Toronto Pearson Intl
Air Canada
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
Direct
YYZ
Toronto Pearson Intl

Last minute flights from Lester B. Pearson Intl to Seattle-Tacoma International

Late deals on round-trip flights to Seattle-Tacoma International from Lester B. Pearson Intl, departing today and this week
26 Apr - 2 Jun
C$ 560pp
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
26 Apr - 1 Jun
C$ 565pp
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
29 Apr - 3 Jun
C$ 572pp
YYZ
Toronto Pearson Intl
United Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
United Airlines
 
1 STOP
YYZ
Toronto Pearson Intl

One-way flights to Seattle-Tacoma International from Seattle-Tacoma International

The cheapest one-way flights from Lester B. Pearson Intl to Seattle-Tacoma International
8:30 p.m. - 10:35 a.m.
Air Canada
2 stops
17h 05m
YYZ - SEA
Air Canada
C$ 347
8:45 a.m. - 9:36 a.m.
American Airlines
2 stops
27h 51m
YYZ - SEA
American Airlines
C$ 356
4:40 a.m. - 1:01 p.m.
United Airlines
1 stop
11h 21m
YYZ - SEA
United Airlines
C$ 383
United Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Lester B. Pearson Intl</span> to <span class="emphasized">Seattle-Tacoma International</span> flights.

Flight FAQs

From Lester B. Pearson Intl to Seattle-Tacoma International

Can I find flights from Lester B. Pearson Intl to Seattle-Tacoma International for under C$ 626 on Cheapflights?

Yes, there are multiple flights from Lester B. Pearson Intl to Seattle-Tacoma International for under C$ 626. The cheapest flight booked recently is on American Airlines for just C$ 502, but on average you can expect to pay C$ 523.

What safety measures are being taken by airlines flying from Toronto Pearson Intl to Seattle/Tacoma Intl to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travellers flying from Toronto Pearson Intl to Seattle/Tacoma Intl are improved sanitation, HEPA filters, mask requirements, socially-distanced seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Toronto Pearson Intl to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Air Canada, United Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Are there direct flights from Lester B. Pearson Intl to Seattle-Tacoma International for under C$ 626 on Cheapflights?

Cheapflights has 3 direct flights from Lester B. Pearson Intl to Seattle-Tacoma International under C$ 626. A good price for a direct flight from Lester B. Pearson Intl to Seattle-Tacoma International is less than C$ 568.

Are there last-minute flights available from Lester B. Pearson Intl to Seattle-Tacoma International for under C$ 626?

There are currently 20+ open flights from Lester B. Pearson Intl to Seattle-Tacoma International within the next 7 days for less than C$ 626.

Does it rain more in Lester B. Pearson Intl or Seattle?

In Lester B. Pearson Intl, there will be same rainfall in Lester B. Pearson Intl compared to Seattle over the next 18 days.

Is Lester B. Pearson Intl weather warmer or cooler than Seattle?

Expect the weather to be around 28 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Seattle is generally colder than in Lester B. Pearson Intl.

How long is the flight from Lester B. Pearson Intl to Seattle-Tacoma International?

A quick flight from Lester B. Pearson Intl to Seattle-Tacoma International can take about 5h 21m. Air Canada provides one of the quickest options available for as low as C$ 528. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from Lester B. Pearson Intl to Seattle-Tacoma International round-trip?

American Airlines, at C$ 502, was found to be the cheapest airline from Lester B. Pearson Intl to Seattle-Tacoma International.Alternate airlines to your destination round-trip include Delta and Air Canada. You may be able to fly from Lester B. Pearson Intl to Seattle-Tacoma International for 9% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Lester B. Pearson Intl to Seattle-Tacoma International one-way?

One-way options have recently been found by users for as low as C$ 239 on Air Canada. Other airlines that offer cheap prices include American Airlines from C$ 279 and Delta from C$ 303 one-way.

Alternative routes for Lester B. Pearson Intl to Seattle-Tacoma International

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Seattle-Tacoma International

Things to know before you go - useful duration and weather info for your trip from Lester B. Pearson Intl to Seattle-Tacoma International.
Today's exchange rate
C$ 1 = $0.80
Flight duration
4h 59m

Airports servicing Toronto

Airports servicing Seattle

Top 5 airlines flying from Lester B. Pearson Intl to Seattle-Tacoma International

The chart below displays the airlines Cheapflights users travelling from Lester B. Pearson Intl to Seattle-Tacoma International choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
C$ 273 C$ 469 No cancel fee N/A
Search Delta flights
WestJet
C$ 255 C$ 484 No cancel fee 60%
Search WestJet flights
American Airlines
C$ 261 C$ 504 No cancel fee 71%
Search American Airlines flights
United Airlines
C$ 404 C$ 567 No cancel fee 69%
Search United Airlines flights
Air Canada
C$ 319 C$ 637 No cancel fee 67%
Search Air Canada flights
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