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CA $303 Cheap Flights from St. John's (YYT) to Seattle (SEA)

View CA $303 flight on Sat, Sep 5, 2026Opens in a new window

Popular airlines from St. John's Intl. Airport (YYT) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from St. John's (YYT) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $303 for one-way flights and CA $551 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Aug 27 - Sat, Sep 5
YYT
St. John's
SEA
Seattle
CA $551 Roundtrip, found 5 hours ago
CA $551
Roundtrip
found 5 hours ago
Select WestJet flight, departing Thu, Aug 27 from St. John's to Seattle, returning Sat, Sep 5, priced at CA $551 found 5 hours ago
WestJet
Fri, Sep 4 - Sat, Sep 5
YYT
St. John's
SEA
Seattle
CA $561 Roundtrip, found 1 day ago
CA $561
Roundtrip
found 1 day ago
Select WestJet flight, departing Fri, Sep 4 from St. John's to Seattle, returning Sat, Sep 5, priced at CA $561 found 1 day ago
WestJet
Tue, Nov 17 - Wed, Dec 2
YYT
St. John's
SEA
Seattle
CA $577 Roundtrip, found 6 hours ago
CA $577
Roundtrip
found 6 hours ago
Select WestJet flight, departing Tue, Nov 17 from St. John's to Seattle, returning Wed, Dec 2, priced at CA $577 found 6 hours ago
WestJet
Sat, Sep 5 - Sat, Sep 12
YYT
St. John's
SEA
Seattle
CA $583 Roundtrip, just found
CA $583
Roundtrip
just found
Select WestJet flight, departing Sat, Sep 5 from St. John's to Seattle, returning Sat, Sep 12, priced at CA $583 just found
WestJet
Sat, Sep 5 - Sat, Sep 12
YYT
St. John's
SEA
Seattle
CA $588 Roundtrip, just found
CA $588
Roundtrip
just found
Select WestJet flight, departing Sat, Sep 5 from St. John's to Seattle, returning Sat, Sep 12, priced at CA $588 just found
WestJet
Thu, Aug 27 - Sat, Sep 5
YYT
St. John's
SEA
Seattle
CA $593 Roundtrip, found 5 hours ago
CA $593
Roundtrip
found 5 hours ago
Select WestJet flight, departing Thu, Aug 27 from St. John's to Seattle, returning Sat, Sep 5, priced at CA $593 found 5 hours ago
Delta
Fri, Oct 2 - Tue, Oct 20
YYT
St. John's
SEA
Seattle
CA $595 Roundtrip, found 6 hours ago
CA $595
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Oct 2 from St. John's to Seattle, returning Tue, Oct 20, priced at CA $595 found 6 hours ago
WestJet
Thu, Aug 27 - Sat, Sep 5
YYT
St. John's
SEA
Seattle
CA $598 Roundtrip, found 5 hours ago
CA $598
Roundtrip
found 5 hours ago
Select WestJet flight, departing Thu, Aug 27 from St. John's to Seattle, returning Sat, Sep 5, priced at CA $598 found 5 hours ago
Air Canada
Sat, Oct 24 - Fri, Nov 6
YYT
St. John's
SEA
Seattle
CA $895 Roundtrip, found 6 hours ago
CA $895
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Sat, Oct 24 from St. John's to Seattle, returning Fri, Nov 6, priced at CA $895 found 6 hours ago
American Airlines
Fri, Aug 14 - Fri, Aug 21
YYT
St. John's
SEA
Seattle
CA $1,134 Roundtrip, just found
CA $1,134
Roundtrip
just found
Select American Airlines flight, departing Fri, Aug 14 from St. John's to Seattle, returning Fri, Aug 21, priced at CA $1,134 just found

Frequently asked questions

How much does a flight from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from CA $303 and cheap return flights from CA $551 YYT to SEA with Expedia. One-way flights typically cost between CA$504 and CA$1479, and return flights often range between CA$883 and CA$2888. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when YYT to SEA ticket fares go up or down.
What is the cheapest month to fly from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest months to fly from YYT to SEA are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter YYT to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Porter Airlines is one of the cheapest airlines offering connecting flights from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with return tickets starting from around CA$847 for flights that can be booked for departure within the next year. These flights typically include a layover in Macdonald-Cartier Intl. (YOW). Prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 11 connecting flights per day from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Some common connection points include Pearson Intl. (YYZ), Calgary Intl. (YYC), and Macdonald-Cartier Intl. (YOW).
What is the earliest flight from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from St. John's Intl. (YYT) to Seattle - Tacoma Intl. (SEA) typically departs around 5:00 AM local time. This flight is operated by Air Canada. This is a seasonal service, active in July, August, and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll generally find the most flights from St. John's Intl. (YYT) to Seattle - Tacoma Intl. (SEA) on a Sunday, with around 20 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Air Canada, Porter Airlines, and WestJet. Looking at the week, Sunday has notably more flight options compared to other days, offering you greater flexibility.
What are the most popular departure times for flights from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from St. John's Intl. (YYT) to Seattle - Tacoma Intl. (SEA) are in the early morning, between 3am and 6am. Many travellers prefer this time because it allows for an early start to their journey. Air Canada offers flights during this window.
How long does it take to fly from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are no nonstop flights from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.). The distance between these two cities is approximately 5039 kilometres. Flights with one stop typically take around 15 hours 48 minutes. If you have two or more stops, your travel time will be longer, usually around 18 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like routing, weather, and wind patterns.
Can you fly business or first class from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You can fly business class between YYT and SEA. You can fly business class with Air Canada.
How do I earn miles on a St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle, WA (SEA) from St. John's, NL (YYT)?
If you're planning to travel to Seattle from St. John's Intl. (YYT), you can fly directly into Seattle - Tacoma Intl. (SEA) which offers international flights and connections. Some flights may connect through major hubs like Pearson Intl. (YYZ), Pierre Elliott Trudeau Intl. (YUL), or Stanfield Intl. (YHZ) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your St. John's, NL (YYT-St. John's Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
St. John's Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Roundtrip price
CA $550
Distance
5008 km

Book with confidence

St. John's to Seattle Flights

The easy way to book your flights from St. John's to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from St. John's 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 Seattle - Tacoma Intl., 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 St. John's to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from St. John's Intl., YYT to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from St. John's to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from St. John's currently is just CA $551 rising to CA $1,134.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • 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 Seattle from St. John's 

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 Seattle with Expedia today.

St. John's to Seattle Flights

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