How long is the flight from Seattle to St. John's?

Airlines like WestJet fly from Seattle to St. John's in about 11h 20m. The time it takes to get you to your destination can typically vary by up to . The distance from Seattle to St. John's is about 3128 mi.

What are the cheapest airlines flying from Seattle to St. John's round-trip?

Currently priced at $158, United Airlines will fly you from Seattle to St. John's and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and WestJet - these airlines can fly you to your destination from $297 and $454, respectively. You may be able to fly from Seattle to St. John's for 73% less than the average price by searching for these airlines.

In terms of precipitation, rainfall in St. John's ranges from 3.6 - 6.5 inches per month. December is typically the wettest month, when rainfall can reach 6.5 in. July is typically the driest time to visit St. John's when rainfall is around 3.6 in.

If weather is an important factor for your trip to St. John's, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 23.0 F).

What are the most popular airlines that fly from Seattle to St. John's?

Consider WestJet, Air Canada or United Airlines when booking your flight. These represent the most popular airlines when flying from Seattle to St. John's.

Most accurate provider : When it comes to deals on Seattle-St. John's flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-St. John's flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-St. John's flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-St. John's flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-St. John's flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Seattle to St. John's that include hotel bookings?

Yes. In addition to deals on Seattle to St. John's flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to St. John's?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to St. John's.

Can I find deals for business class flights from Seattle to St. John's?

Yes. Cheapflights offers flight deals from Seattle to St. John's by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$126+ Flights from Seattle to St. John's

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Cheap flight deals from Seattle to St. John's

Cheapest flights from Seattle to St. John's
Explore the most affordable flight options available from Seattle to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Sat 12/203:40 pmSEA - YYT

2 stops21h 11mAir Canada

Mon 12/295:00 amYYT - SEA

2 stops22h 16mAir Canada

Deal found 12/10

$1,521

Best flights from Seattle to St. John's
Discover carefully curated flight deals from Seattle to St. John's that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Thu 4/307:05 amSEA - YYT

2 stops11h 20mWestJet

Thu 5/73:00 pmYYT - SEA

2 stops33h 58mWestJet

Deal found 12/11

$293

Fri 4/35:50 amSEA - YYT

2 stops12h 53mAir Canada

Fri 4/105:25 amYYT - SEA

2 stops14h 08mAir Canada

Deal found 12/9

$761

Fri 5/17:05 amSEA - YYT

2 stops11h 20mWestJet

Sun 5/33:00 pmYYT - SEA

2 stops33h 58mWestJet

Deal found 12/11

$422

Fri 5/111:15 amSEA - YYT

1 stop9h 48mAir Canada

Sun 5/35:20 amYYT - SEA

2 stops13h 30mAir Canada

Deal found 12/9

$909

Thu 4/308:00 amSEA - YYT

1 stop10h 43mAir Canada

Thu 5/75:40 pmYYT - SEA

1 stop21h 10mAir Canada

Deal found 12/11

$944

Last-minute flights from Seattle to St. John's
Discover last-minute flight deals from Seattle to St. John's. Data last updated December 12, 2025 and is based on user searches.

Sat 12/203:40 pmSEA - YYT

2 stops21h 11mAir Canada

Mon 12/295:00 amYYT - SEA

2 stops22h 16mAir Canada

Deal found 12/10

$1,521

One-way flights from Seattle to St. John's
Search for one-way flight options from Seattle to St. John's. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Fri 1/238:00 pmSEA - YYT

2 stops12h 08mAir Canada

Deal found 12/11

$126

Fri 1/2312:57 pmSEA - YYT

3 stops23h 54mUnited Airlines

Deal found 12/11

$166

Find flight deals from Seattle to St. John's

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$293 (oojo)
One-way from	$126 (Air Canada)
Popular in	April
Cheapest in	May

Provider with most accurate pricing for Seattle/Tacoma Intl-St John's flight deals.

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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-St John's flights.

Search Deals

From Seattle/Tacoma Intl to St John's

Search Deals

One-way flight from Seattle/Tacoma Intl to St John's

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($28 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 4/30

7:05 am-10:55 pm

2 stops11h 20m

St John's

Thu 5/7

3:00 pm-8:28 pm

2 stops33h 58m

$293

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 5/1

7:05 am-10:55 pm

2 stops11h 20m

St John's

Sun 5/3

3:00 pm-8:28 pm

2 stops33h 58m

$422

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 4/3

5:50 am-11:13 pm

2 stops12h 53m

St John's

Fri 4/10

5:25 am-3:03 pm

2 stops14h 08m

$761

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 5/1

11:15 am-1:33 am

1 stop9h 48m

St John's

Sun 5/3

5:20 am-2:20 pm

2 stops13h 30m

$909

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 4/30

8:00 am-11:13 pm

1 stop10h 43m

St John's

Thu 5/7

5:40 pm-10:20 am

1 stop21h 10m

$944

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 1/23

8:00 pm-12:38 pm

2 stops12h 08m

$126

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 1/23

12:57 pm-5:21 pm

3 stops23h 54m

$166

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Compare providers for flights from Seattle to St. John's

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to St. John's in December.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Seattle-St. John's flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-St. John's flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-St. John's flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-St. John's flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-St. John's flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to St. John's

Have a flexible travel schedule? Discover the best time to fly to St. John's from Seattle with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to St. John's

What is the cheapest time of day to fly from SEA to YYT?

One of the essential ways to save on airfare from Seattle to St. John's is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 40% on airfare.

Reviews of airlines servicing St. John's

Get a feel of what it's like to fly with United Airlines, WestJet, and Air Canada from Seattle to St. John's by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

United Airlines

7.4

Good

9,095 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

WestJet

7.2

Good

3,195 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Air Canada

7.1

Good

10,516 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

How long is the flight from Seattle to St. John's?
Airlines like WestJet fly from Seattle to St. John's in about 11h 20m. The time it takes to get you to your destination can typically vary by up to . The distance from Seattle to St. John's is about 3128 mi.
What are the cheapest airlines flying from Seattle to St. John's round-trip?
Currently priced at $158, United Airlines will fly you from Seattle to St. John's and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and WestJet - these airlines can fly you to your destination from $297 and $454, respectively. You may be able to fly from Seattle to St. John's for 73% less than the average price by searching for these airlines.
Can I find deals for flights from Seattle to St. John's that include hotel bookings?
Yes. In addition to deals on Seattle to St. John's flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to St. John's?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to St. John's.
Can I find deals for business class flights from Seattle to St. John's?
Yes. Cheapflights offers flight deals from Seattle to St. John's by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 3 airlines flying from Seattle to St. John's

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$158	Average$469	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$297	Average$554	FlexibilityNo cancel fee	On-time67%
WestJet	Cheapest$454	Average$546	FlexibilityNo cancel fee	On-time60%

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$126+ Cheap flights from Seattle (SEA) to St. John's (YYT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to St. John's with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to St. John's

Cheapest flights from Seattle to St. John'sExplore the most affordable flight options available from Seattle to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Seattle to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from Seattle to St. John's

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to St. John's that are best for you.

Compare providers for flights from Seattle to St. John's

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to St. John's in December.

Best time to book a flight from Seattle to St. John's

Have a flexible travel schedule? Discover the best time to fly to St. John's from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to St. John's

What is the cheapest time of day to fly from SEA to YYT?

Reviews of airlines servicing St. John's

Get a feel of what it's like to fly with United Airlines, WestJet, and Air Canada from Seattle to St. John's by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to St. John's. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Seattle to St. John's?

What are the cheapest airlines flying from Seattle to St. John's round-trip?

Can I find deals for flights from Seattle to St. John's that include hotel bookings?

How can I find direct flights from Seattle to St. John's?

Can I find deals for business class flights from Seattle to St. John's?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to St. John's

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Top 3 airlines flying from Seattle to St. John's

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Cheapest flights from Seattle to St. John's
Explore the most affordable flight options available from Seattle to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.