Question 1

What are the most popular routes from Toronto to Seattle?

Accepted Answer

While some choose either Toronto Island - 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.

Question 2

What days are direct flights available from Toronto to Seattle?

Accepted Answer

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

Question 3

Can I fly to Seattle/Tacoma Intl from Toronto right now?

Accepted Answer

Information is based on travel restrictions from Toronto to Seattle/Tacoma Intl

Most visitors from Toronto need to provide a negative COVID-19 test result and/or quarantine to enter Seattle/Tacoma Intl.

COVID-19 testing requirements
Visitors from Toronto must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Toronto are not required to quarantine after entering Seattle/Tacoma Intl.

Question 4

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

Accepted Answer

For one-way options, check prices for Air Canada. According to our data, you can fly for as low as C$ 194. Users have also found prices from C$ 211 and C$ 265 on American Airlines and Delta, respectively.

Question 5

Can I find flights from Toronto to Seattle for under C$ 400 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Toronto to Seattle for under C$ 400. The cheapest flight booked recently is on Air Canada for just C$ 329, but on average you can expect to pay C$ 374.

Question 6

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

Accepted Answer

To save up to 14% on this flight, we recommend booking at least 46 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$ 649 1-2 weeks out and tickets from C$ 668 for flights departing within the next 72 hours.

Question 7

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

Accepted Answer

Due to the rapidly changing circumstances due to COVID-19, airlines like Air Canada, United Airlines, and American Airlines flying from Toronto to Seattle/Tacoma Intl have implemented new flexible cancellation policies.

Question 8

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

Accepted Answer

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

Question 9

How long is the flight from Toronto to Seattle?

Accepted Answer

Air Canada and American Airlines can get you from Toronto to Seattle in just under 10h 05m. Your travel time can differ by up to 10h 19m. 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.

Question 10

What are the cheapest flights from Toronto to Seattle?

Accepted Answer

Looking at all options, your cheapest flight can be booked for C$ 223. While the most popular route (Toronto Pearson Intl - Seattle/Tacoma Intl) can be booked for C$ 344 on average our data indicates C$ 443 when flying from Toronto to Seattle.

Question 11

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

Accepted Answer

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 5% on your trip compared to booking a flight in the morning.

Question 12

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

Accepted Answer

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 0 inbound flights from Toronto per day. 6 airlines have flights to Seattle/Tacoma Intl from Toronto on a regular basis.

Question 13

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

Accepted Answer

Per day, 2 flights depart from Toronto to Seattle on average.
Afternoon (Noon - 6pm) - 100% of flight departures

Question 14

Can I fly back to Toronto from Seattle/Tacoma Intl?

Accepted Answer

Returning to Toronto from Seattle/Tacoma Intl

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Toronto.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Toronto.

Question 15

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

Accepted Answer

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

Question 16

What is the cheapest day to fly round-trip from Toronto to Seattle?

Accepted Answer

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.

Question 17

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

Accepted Answer

According to our current data, Air Canada (C$ 329), and American Airlines (C$ 358) offers the cheapest pricing from Toronto to Seattle. These flights start at 40% lower than the current average price 3 months from now.

Question 18

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

Accepted Answer

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$ 516.

YTO - SEA	Price	C$ 382 - C$ 510
SEA	Temperature	5 - 19 °C
SEA	Precipitation	18 - 168 mm

0%of flight departures	Early morningMidnight to 6 am
0%of flight departures	Morning6 am to noon
100%of flight departures	AfternoonNoon to 6 pm
0%of flight departures	Evening6 pm to midnight

Cheap flights from Toronto to Seattle

The best prices from Toronto to Seattle/Tacoma Intl are usually found in January or February, booked 49 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

How to find the cheapest flight from Toronto to Seattle

All the information you need to plan the best YTO to SEA flight in 2022: compare Toronto to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.

What is the cheapest day to fly round-trip from Toronto to Seattle?

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

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