Question 1

Which is the best airline for flights from Seattle to Toronto, Alaska Airlines or WestJet?

Accepted Answer

The two airlines most popular with KAYAK users for flights from Seattle to Toronto are Alaska Airlines and WestJet. With an average price for the route of C$ 854 and an overall rating of 7.9, Alaska Airlines is the most popular choice. WestJet is also a great choice for the route, with an average price of C$ 537 and an overall rating of 7.2.

Question 2

How long does a flight from Seattle to Toronto take?

Accepted Answer

The duration of a direct flight to Toronto from Seattle is typically 4h 36m. The journey crosses a distance of 5,349 km.

Question 3

How many flights are there between Seattle and Toronto per day?

Accepted Answer

Each day, there are 2 nonstop flights that take off from Seattle and land in Toronto, with an average flight time of 4h 46m. The most common departure time is 7:00 a.m. and most flights take off in the morning. Each week, there are 14 flights and there are the same amount of flights each day (2).

Question 4

How many flights are there between Seattle and Toronto per day?

Accepted Answer

Each day, there are 2 nonstop flights that take off from Seattle and land in Toronto, with an average flight time of 4h 46m. The most common departure time is 7:00 a.m. and most flights take off in the morning. Each week, there are 14 flights and there are the same amount of flights each day (2).

Question 5

What is the cheapest flight from Seattle to Toronto?

Accepted Answer

In the last 5 days, the lowest price for a flight from Seattle to Toronto was C$ 192 for a one-way ticket and C$ 436 for a round-trip.

Question 6

What’s the cheapest day of the week to fly from Seattle to Toronto?

Accepted Answer

For Seattle to Toronto, Thursday is the cheapest day to fly on average and Monday is the most expensive. Flying from Toronto back to Seattle, the best deals are generally found on Thursday, with Monday being the most expensive.

Question 7

What’s the cheapest day of the week to fly from Seattle to Toronto?

Accepted Answer

For Seattle to Toronto, Thursday is the cheapest day to fly on average and Monday is the most expensive. Flying from Toronto back to Seattle, the best deals are generally found on Thursday, with Monday being the most expensive.

Question 8

Which airports will I be using when flying from Seattle to Toronto?

Accepted Answer

Seattle is served by only 1 airport and there are 2 airports in Toronto. You will leave Seattle from Seattle/Tacoma Intl and you will be arriving in Toronto at one of these airports: Toronto Region of Waterloo Intl or Toronto Pearson Intl.

Question 9

What’s the earliest departure time from Seattle to Toronto?

Accepted Answer

Early birds can take the earliest flight from Seattle at 7:52 am and will be landing in Toronto at 3:45 pm.

Question 10

What’s the latest departure time from Seattle to Toronto?

Accepted Answer

If you prefer to fly at night, the latest flight from Seattle to Toronto jets off at 8:00 am and lands at 3:39 pm.

Question 11

Which airlines fly direct between Seattle and Toronto?

Accepted Answer

There are 2 airlines that fly direc from Seattle to Toronto. They are Air Canada and Alaska Airlines. The cheapest airline for this route is Alaska Airlines, with the best round-trip deal found costing C$ 283. On average, the best prices for this route can be found at Air Canada.

Question 12

Which airlines fly direct between Seattle and Toronto?

Accepted Answer

There are 2 airlines that fly direc from Seattle to Toronto. They are Air Canada and Alaska Airlines. The cheapest airline for this route is Alaska Airlines, with the best round-trip deal found costing C$ 283. On average, the best prices for this route can be found at Air Canada.

Question 13

Which airlines offer Wi-Fi service onboard planes from Seattle to Toronto?

Accepted Answer

All the following airlines offer inflight Wi-Fi service on the Seattle to Toronto flight route: Air Canada, Alaska Airlines, Air France, Lufthansa, United Airlines, and Virgin Atlantic.

Question 14

Which aircraft models fly most regularly from Seattle to Toronto?

Accepted Answer

The Boeing 737-900 Passenger/BBJ3 (winglets) is the aircraft model that flies most regularly on the Seattle to Toronto flight route.

Question 15

Which airline alliances offer flights from Seattle to Toronto?

Accepted Answer

Star Alliance, and oneworld are the airline alliances operating flights between Seattle and Toronto, with Star Alliance being the most commonly used for this route.

Question 16

On which days can I fly direct from Seattle to Toronto?

Accepted Answer

There are direct flights from Seattle to Toronto on a daily basis.

Question 17

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

Accepted Answer

The cheapest month for flights from Seattle to Toronto is January, where tickets cost C$ 354 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is C$ 833 and C$ 737 respectively.

Question 18

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

Accepted Answer

The cheapest month for flights from Seattle to Toronto is January, where tickets cost C$ 354 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is C$ 833 and C$ 737 respectively.

Question 19

How does KAYAK find such low prices on flights from Seattle to Toronto?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Toronto.

Question 20

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Toronto?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Toronto from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

Question 21

What is the Hacker Fare option on flights from Seattle to Toronto?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Toronto with an airline and back to Seattle with another airline.

Question 22

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Toronto?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Toronto from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 23

What is the cheapest layover airport when flying from Seattle to Toronto?

Accepted Answer

Flights via Calgary (YYC) offer the most affordable fares, with an average round-trip price of C$ 527.

Question 24

What is the most popular layover airport when flying from Seattle to Toronto?

Accepted Answer

Calgary (YYC) is the top choice – 67% of KAYAK users who clicked on one-stop flights from Seattle to Toronto picked an itinerary connecting there.

Question 25

Which layover airport has the quickest connection when flying from Seattle to Toronto?

Accepted Answer

If you prefer a quick connection, Vancouver (YVR) often has the shortest layovers from Seattle to Toronto, with an average of 1h 48m.

Question 26

Which layover airport offers the shortest total travel time from Seattle to Toronto?

Accepted Answer

Consider flying via Vancouver (YVR) for the shortest journey. The average one-way travel time for flights connecting there is 7h 34m.

Question 27

Which cabin class options are there for flights between Seattle and Toronto?

Accepted Answer

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 28

Which cabin class options are there for flights between Seattle and Toronto?

Accepted Answer

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 29

Which airlines provide the cheapest flights from Seattle to Toronto?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Seattle to Toronto were found on WestJet (C$ 436) and Air Canada (C$ 836).

Question 30

Which airlines provide the cheapest flights from Seattle to Toronto?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Seattle to Toronto were found on WestJet (C$ 436) and Air Canada (C$ 836).

Question 31

What is the cheapest Seattle to Toronto flight route?

Accepted Answer

The cheapest return flight from Seattle to Toronto costs C$ 631 on the route between Seattle (SEA) and Toronto Pearson Intl Airport (YYZ). It is also the most popular route.

Question 32

What is the cheapest Seattle to Toronto flight route?

Accepted Answer

The cheapest return flight from Seattle to Toronto costs C$ 631 on the route between Seattle (SEA) and Toronto Pearson Intl Airport (YYZ). It is also the most popular route.

Question 33

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

Accepted Answer

To get a below average price on the flight from Seattle to Toronto, you should book around 3 weeks before departure, which saves you about 52% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

Question 34

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

Accepted Answer

To get a below average price on the flight from Seattle to Toronto, you should book around 3 weeks before departure, which saves you about 52% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

Question 35

Can I save money by flying with a layover from Seattle to Toronto?

Accepted Answer

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at C$ 526 on average.

Question 36

Can I save money by flying with a layover from Seattle to Toronto?

Accepted Answer

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at C$ 526 on average.

Question 37

How much is a round-trip flight from Seattle to Toronto?

Accepted Answer

Flight prices are below average for this route right now.Flights to Toronto from Seattle usually cost between C$ 546 and C$ 1,027 in September.
The lowest price found in the past 5 days was C$ 436 on WestJet (5 Sep–10 Sep).

Question 38

What are the most popular airlines flying to Toronto?

Accepted Answer

The most popular airline among KAYAK users flying to Toronto is Alaska Airlines, followed by WestJet and Air Canada.

Low season	February
High season	October
Cheapest flight	C$ 192

SEA - YTO

C$ 192 Find Cheap Flights from Seattle to Toronto – Compare and Save

Everything you should know

Cheap Flights from Seattle to Toronto (SEA-YTO)

Recent round-trip flight deals from Seattle to Toronto

Recent one-way flight deals from Seattle to Toronto

Recent last minute flight deals from Seattle to Toronto

Recent direct flight deals from Seattle to Toronto

KAYAK's insights & trends for Seattle to Toronto flights

How much is a round-trip flight from Seattle to Toronto?

What is the cheapest Seattle to Toronto flight route?

What’s the cheapest day of the week to fly from Seattle to Toronto?

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

Can I save money by flying with a layover from Seattle to Toronto?

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

Which airlines provide the cheapest flights from Seattle to Toronto?

Which airlines fly direct between Seattle and Toronto?

What is the most popular layover airport when flying from Seattle to Toronto?

What is the cheapest layover airport when flying from Seattle to Toronto?

Which layover airport offers the shortest total travel time from Seattle to Toronto?

Which layover airport has the quickest connection when flying from Seattle to Toronto?

Which cabin class options are there for flights between Seattle and Toronto?

How many flights are there between Seattle and Toronto per day?

How long does a flight from Seattle to Toronto take?

What’s the earliest departure time from Seattle to Toronto?

What’s the latest departure time from Seattle to Toronto?

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