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St. John's

$226+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Seattle to St. John's

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to St. John's (YYT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$369
(Mytrip)

One-way from

$226
(Trip.com)

Popular in

April

Cheapest in

May

Average price

$668
From Seattle/Tacoma Intl to St John's
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One-way flight from Seattle/Tacoma Intl to St John's
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:00 pmSEA - YYT
2 stops20h 34mAir Canada
Mon 9/295:00 amYYT - SEA
2 stops13h 46mAir Canada
Deal found 9/9$369
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:40 amSEA - YYT
1 stop17h 10mMultiple Airlines
Fri 10/315:40 pmYYT - SEA
2 stops25h 28mMultiple Airlines
Deal found 9/8$389
This Air Canada deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:15 pmSEA - YYT
2 stops13h 01mAir Canada
Fri 10/315:05 amYYT - SEA
2 stops13h 56mAir Canada
Deal found 9/8$404
This Rumbo deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:40 amSEA - YYT
1 stop17h 10mWestJet
Mon 9/297:10 amYYT - SEA
1 stop17h 49mWestJet
Deal found 9/9$424
This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:30 amSEA - YYT
1 stop9h 41mAir Canada
Sat 11/15:05 amYYT - SEA
2 stops13h 56mAir Canada
Deal found 9/10$483
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2411:40 pmSEA - YYT
2 stops20h 29mUnited Airlines
Fri 10/315:05 amYYT - SEA
3 stops20h 38mUnited Airlines
Deal found 9/8$522
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:15 amSEA - YYT
2 stops20h 50mAir Canada
Tue 12/307:30 amYYT - SEA
2 stops19h 16mAir Canada
Deal found 9/9$541
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:57 pmSEA - YYT
2 stops22h 54mUnited Airlines
Sat 11/15:00 amYYT - SEA
3 stops22h 45mUnited Airlines
Deal found 9/10$578

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to St. John's that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Seattle to St. John's that are best for you.

Fly from

Seattle

Fly to

St. John's

Route

Depart

Return

Price

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 9/25

12:00 pm-1:04 pm

2 stops20h 34m

St John's

Mon 9/29

5:00 am-2:16 pm

2 stops13h 46m

$369

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 10/24

8:40 am-6:20 am

1 stop17h 10m

St John's

Fri 10/31

5:40 pm-2:38 pm

2 stops25h 28m

$389

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 10/24

7:15 pm-12:46 pm

2 stops13h 01m

St John's

Fri 10/31

5:05 am-2:31 pm

2 stops13h 56m

$404

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 9/25

8:40 am-6:20 am

1 stop17h 10m

St John's

Mon 9/29

7:10 am-8:29 pm

1 stop17h 49m

$424

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 10/25

7:30 am-12:39 am

2 stops12h 39m

St John's

Sat 11/1

5:05 am-2:31 pm

2 stops13h 56m

$483

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 10/24

11:40 pm-12:39 am

2 stops20h 29m

St John's

Fri 10/31

5:05 am-9:13 pm

3 stops20h 38m

$522

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 12/18

8:15 am-9:35 am

2 stops20h 50m

St John's

Tue 12/30

7:30 am-10:16 pm

2 stops19h 16m

$541

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 10/25

1:57 pm-5:21 pm

2 stops22h 54m

St John's

Sat 11/1

5:00 am-11:15 pm

3 stops22h 45m

$578

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 10/25

1:50 pm-1:01 am

3 stops30h 41m

St John's

Sat 11/1

4:15 pm-3:20 pm

3 stops27h 35m

$589

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sun 10/26

7:55 am-4:45 pm

1 stop28h 20m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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 month to book a flight from Seattle to St. John's?

Currently, January is the cheapest month in which you can book a flight from Seattle to St. John's (average of $464). Flying from Seattle to St. John's in December is currently the most expensive (average of $641). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Seattle to St. John's. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

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 41% on airfare.

Reviews of airlines servicing St. John's

Get insights into the airlines that provide service to St. John's. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. John's. Reviews last updated September 11, 2025.
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
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
3,091 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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?

    Airlines like Air Canada and WestJet fly from Seattle to St. John's in about 17h 10m. The time it takes to get you to your destination can typically vary by up to 3h 24m. The distance from Seattle to St. John's is about 3128 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $371, 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 $392 and $454, respectively. You may be able to fly from Seattle to St. John's for 40% 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.

  • What is the cheapest month to book a flight from Seattle to St. John's?

    Currently, January is the cheapest month in which you can book a flight from Seattle to St. John's (average of $464). Flying from Seattle to St. John's in December is currently the most expensive (average of $641). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to St. John's

See prices for flight routes from nearby airports that may be better suited for you.
Portland to St. John's flights

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

Discover the top 3 airlines that operate flights from Seattle to St. John's. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$371Average$637FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$392Average$586FlexibilityNo cancel feeOn-time67%
WestJetCheapest$454Average$546FlexibilityNo cancel feeOn-time60%

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