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St. John's

$295+ 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYT
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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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 February 4, 2026.

This Mytrip deal was found by Cheapflights users on 2/1. 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 5/147:35 pm
SEA
-
YYT
1 stop30h 40m
Multiple Airlines
Sun 5/178:55 am
YYT
-
SEA
3 stops29h 15m
Multiple Airlines
Deal found 2/1$509
This Air Canada deal was found by Cheapflights users on 2/4. 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 7/35:40 am
SEA
-
YYT
2 stops14h 25m
Air Canada
Fri 7/101:15 pm
YYT
-
SEA
1 stop11h 01m
Air Canada
Deal found 2/4$580
This Air Canada deal was found by Cheapflights users on 2/3. 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 4/35:40 am
SEA
-
YYT
2 stops15h 28m
Air Canada
Sat 4/181:30 pm
YYT
-
SEA
1 stop12h 53m
Air Canada
Deal found 2/3$609
This FlightHub deal was found by Cheapflights users on 2/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:35 pm
SEA
-
YYT
1 stop30h 15m
WestJet
Fri 7/106:50 am
YYT
-
SEA
2 stops16h 18m
WestJet
Deal found 2/2$612
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:35 pm
SEA
-
YYT
1 stop30h 15m
WestJet
Tue 7/77:10 am
YYT
-
SEA
1 stop10h 28m
WestJet
Deal found 2/2$646

Find 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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$509
(Mytrip)

One-way from

$295
(Gotogate)

Popular in

April

Cheapest in

January

Average price

$682
Provider with most accurate pricing for Seattle/Tacoma Intl-St John's flight deals.
Search Deals
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. 5% potential increase in price ($38 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
Average for round-trip flights in February 2026
Search Deals

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 February 4, 2026.
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 5/14

7:35 pm-6:45 am

1 stop30h 40m

St John's

Sun 5/17

8:55 am-9:40 am

3 stops29h 15m

$509

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 7/3

5:40 am-12:35 am

2 stops14h 25m

St John's

Fri 7/10

1:15 pm-10:22 pm

2 stops13h 37m

$580

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 4/3

5:40 am-1:38 am

2 stops15h 28m

St John's

Sat 4/18

1:30 pm-9:53 pm

1 stop12h 53m

$609

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 7/3

7:35 pm-6:20 am

1 stop30h 15m

St John's

Fri 7/10

6:50 am-6:38 pm

2 stops16h 18m

$612

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sun 6/21

7:35 pm-10:55 pm

2 stops22h 50m

$295

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Mon 6/22

2:05 pm-10:55 pm

3 stops28h 20m

$297

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Mon 6/22

7:59 am-11:20 pm

1 stop10h 51m

$416

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sun 6/21

12:59 am-11:20 pm

3 stops17h 51m

$789

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

  • 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.

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 February 4, 2026.
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
9,236 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
WestJet
7.2
Good
3,255 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Air Canada
7.1
Good
10,688 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 fly from Seattle to St. John's in about 14h 25m. 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 $435, 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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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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$158Average$435FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$297Average$535FlexibilityNo cancel feeOn-time67%
WestJetCheapest$435Average$577FlexibilityNo cancel feeOn-time60%

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