CA $240 Cheap Flights from Seattle (SEA) to Toronto (YTO)

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

Prices were available within the past 7 days and start at CA $240 for one-way flights and CA $508 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Delta
Delta
United
United
American Airlines
WestJet
American Airlines
American Airlines
Air Canada
Flight from Seattle to Toronto (SEA - YYZ) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Pearson Intl.
Roundtrip price
CA $507
Distance
3288 km

Seattle to Ontario Flights

The easy way to book your flights from Seattle to Toronto 

With Expedia, it’s simple to find and book flights to Toronto from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to YTO-All Airports, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Toronto today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to YTO-All Airports, YTO 

Sort your search results by price to find great deals on your flight from Seattle to Toronto—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Toronto from Seattle currently is just CA $508 rising to CA $522.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Toronto  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Toronto from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Toronto with Expedia today.

Frequently asked questions

How much is a flight from SEA to Toronto (YTO-All Airports)?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between SEA and Toronto (YTO-All Airports) start from CA $508. Book now to score the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to Toronto (YTO-All Airports)?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from SEA to Toronto (YTO-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SEA to Toronto (YTO-All Airports) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Toronto (YTO-All Airports)?
It’s around 3,300 kilometers from SeaTac to Ontario, so expect to be flying for a while. Keep yourself entertained by packing things like a magazine or a thrilling novel.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Toronto (YTO-All Airports)?
Check out Air Canada (AC) if you want to fly straight from Sea-Tac Airport to Toronto (YTO-All Airports). This airline offers 30 flights monthly, so you’re sure to find one that fits your travel plans.
Are SEA to Toronto (YTO-All Airports) flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes score a bargain, with some of the cheapest fares from Seattle - Tacoma Intl. Airport (SEA) to Toronto (YTO-All Airports) surfacing a few weeks prior to the departure date. If you’d rather book ahead of time, Expedia compares and updates all the best flight deals continuously — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines release prices that far in advance.
Toronto nearby Airports
Seattle nearby Airports

Seattle Paine Field Intl. Airport

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