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St. John's

$217+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYT
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$342
(Justfly.com)

One-way from

$245
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$603
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.
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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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Highest demand for flights based on searches. 6% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 25, 2025.

This Justfly.com deal was found by Cheapflights users on 3/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/187:05 amSEA - YYT
2 stops11h 20mWestJet
Fri 7/257:10 amYYT - SEA
1 stop10h 18mWestJet
Deal found 3/24$342
This Mytrip deal was found by Cheapflights users on 3/24. 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.
Sat 5/247:05 amSEA - YYT
3 stops34h 11mMultiple Airlines
Wed 5/287:10 amYYT - SEA
1 stop10h 18mMultiple Airlines
Deal found 3/24$465
This Air Canada deal was found by Cheapflights users on 3/24. 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 5/15:40 amSEA - YYT
2 stops14h 27mAir Canada
Thu 5/85:45 amYYT - SEA
2 stops11h 43mAir Canada
Deal found 3/24$684
This United deal was found by Cheapflights users on 3/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:59 pmSEA - YYT
2 stops20h 08mUnited Airlines
Thu 5/85:45 amYYT - SEA
3 stops20h 16mUnited Airlines
Deal found 3/24$851

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 March 25, 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

Fri 7/18

7:05 am-10:55 pm

2 stops11h 20m

St John's

Fri 7/25

7:10 am-12:58 pm

1 stop10h 18m

$342

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 5/24

7:05 am-9:46 pm

3 stops34h 11m

St John's

Wed 5/28

7:10 am-12:58 pm

1 stop10h 18m

$465

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 5/1

5:40 am-12:37 am

2 stops14h 27m

St John's

Thu 5/8

5:45 am-12:58 pm

2 stops11h 43m

$684

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 5/1

11:59 pm-12:37 am

2 stops20h 08m

St John's

Thu 5/8

5:45 am-9:31 pm

3 stops20h 16m

$851

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Wed 5/7

6:00 am-12:14 pm

3 stops25h 44m

$217

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Wed 5/7

11:40 am-9:39 pm

1 stop29h 29m

$327

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 6/27

7:05 am-10:55 pm

2 stops35h 20m

$331

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 6/26

12:20 am-12:26 am

2 stops19h 36m

$489

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Mon 7/7

5:45 am-10:55 pm

2 stops12h 40m

$762

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

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 March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-St. John's flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 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 July is currently the most expensive (average of $671). 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 March 25, 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.

Rainfall in St. John's by month

Plan your trip to St. John's by taking into account the average rainfall totals by month.

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.

Temperature in St. John's by month

Plan your trip to St. John's by taking into account the average temperature totals by month.

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).

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 March 25, 2025.
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,957 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Currently priced at $342, WestJet will fly you from Seattle to St. John's and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Air Canada - these airlines can fly you to your destination from $597 and $684, respectively. You may be able to fly from Seattle to St. John's for 48% 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 July is currently the most expensive (average of $671). 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

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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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$366Average$625FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$459Average$715FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$531Average$843FlexibilityNo cancel feeOn-time69%
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