SEA to YYZ (Seattle to Toronto) Flights

Last Minute Flights from SEA to YYZ

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
SEATorontoMay 3 to May 8$455
*Prices include taxes and fees

Cheapest SEA to YYZ Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
SEATorontoJune 11 to June 18$294
SEATorontoJune 10 to June 10$298
SEATorontoJune 10 to June 11$307
PAETorontoJune 11 to June 18$547
*Prices include taxes and fees
SEA to YYZ Flight Details
Origin airport
Seattle - Tacoma Intl.
Origin airport IATA code
SEA
Destination airport
Pearson Intl.
Destination airport IATA code
YYZ
Distance
2055 mi

Frequently asked questions

What airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to YYZ?
Get your trip off to a quick start with Air Canada (AC). This popular airline advertises 65 nonstop flights every month from Sea-Tac Airport to Pearson Intl. Airport (YYZ), so you’ll be wandering the streets of Mississauga before you know it!
How many flights are there from SEA to YYZ?
There are no less than 97 daily flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Toronto, ON (YYZ-Pearson Intl.), so you have ample opportunities to get to Mississauga. Just decide on a time and date that works with your schedule and secure your airfare.
What is the flight distance from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Toronto, ON (YYZ-Pearson Intl.)?
Approximately 2,100 miles (3,300 1). If you travel regularly and have collected lots of air miles, this medium-haul trip may be the time to cash them in for an upgrade.
How many morning flights are there from SEA to YYZ?
Get ready to set your alarm and take to the skies on one of the 285 morning flights from SEA to YYZ available each week.

  • Delta Air Lines (DL) has 114 weekly flights that take off before midday. The earliest is 12:35AM.
  • United Airlines (UA) is another good option to consider. It operates 71 morning services, with the earliest scheduled for takeoff at 5:00AM.
  • Secure a seat with American Airlines (AA) and you’ll have around 34 morning flights to choose between. The earliest departure time is 12:59AM.

How many afternoon flights are there from SEA to YYZ?
With 395 afternoon and evening flights from SEA to YYZ every week, you can forget about sleep-deprived starts.

  • Score an airfare with Delta Air Lines (DL), which has 132 flights every week that jet off after noon. 12:00PM is the earliest of those flights.
  • If you’d prefer to go with United Airlines (UA), take your pick of 91 weekly afternoon and evening flights departing from 12:30PM onward.
  • One more popular option is American Airlines (AA). It offers 54 afternoon and evening flights a week from 12:09PM onward.

What is the earliest departure time out of SeaTac to Mississauga?
12:35AM is the first flight that takes off from SEA, arriving at YYZ at 10:15PM. Save time in the morning by having your suitcase packed and ready to be thrown in the boot.
What is the latest departure time out of SeaTac to Mississauga?
Lock in a seat on the 11:59PM flight out of SEA, landing at 10:10PM at YYZ, and allow yourself time to complete those last-minute vacation preparations. This is the latest flight you can take on this route.
What is the average price from SeaTac to Mississauga?
Round-trip flights from SEA to YYZ begin from around $294. Secure your booking today and score a great deal. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Seattle to Toronto Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Seattle to Toronto to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from SEA to YYZ, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Seattle to Toronto, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.