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

Departing from St. John's to Seattle will take you 29h 01m. Airlines will cover a distance of 5034 km.

What is the cheapest airline to fly from St. John's to Seattle round-trip?

Cheapflights users have booked flights from St. John's to Seattle round-trip from C$ 416.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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

When flying from St. John's to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

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

C$ 496+ Cheap Flights from St. John's to Seattle

Cheap flight deals from St. John's to Seattle

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from St. John's to Seattle
Explore the most affordable flight options available from St. John's to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Mon 26/102:25 p.m. -

1 stop33h 48m

Mon 2/118:54 a.m. -

2 stops18h 46m

Deal found 23/9C$ 1,003

Mon 26/105:55 p.m. -

2 stops29h 01m

Mon 2/113:35 p.m. -

2 stops17h 26m

Deal found 23/9C$ 1,032

Find flight deals from St. John's to Seattle

Round-trip from	C$ 1,003
One-way from	C$ 496

26/10-2/11
3 total stops
52h 34m total
St. John's to Seattle

Search Deals

3/11-31/12
3 total stops
41h 11m total
St. John's to Seattle

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sSeattle

YYT St John's - SEA Seattle/Tacoma Intl

YYTSEA

St John's

Tue 3/11

6:00 a.m.-6:41 p.m.

3 stops41h 11m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 496

St. John'sSeattle

YYT St John's - SEA Seattle/Tacoma Intl

YYTSEA

St John's

Thu 5/11

2:25 p.m.-9:45 a.m.

2 stops23h 50m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 524

St. John'sSeattle

YYT St John's - SEA Seattle/Tacoma Intl

YYTSEA

St John's

Thu 1/10

4:00 p.m.-7:08 a.m.

3 stops43h 38m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 635

St. John'sSeattle

YYT St John's - SEA Seattle/Tacoma Intl

YYTSEA

St John's

Fri 9/10

8:25 p.m.-7:08 a.m.

2 stops39h 13m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 657

Quickest round-trip

St. John'sSeattle

YYT St John's - SEA Seattle/Tacoma Intl

YYTSEA

St John's

Thu 5/11

5:00 a.m.-8:59 p.m.

1 stop20h 29m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 673

St. John'sSeattle

YYT St John's - SEA Seattle/Tacoma Intl

YYTSEA

St John's

Mon 26/10

2:25 p.m.-7:43 p.m.

1 stop33h 48m

Seattle/Tacoma Intl

Mon 2/11

8:54 a.m.-8:10 a.m.

2 stops18h 46m

C$ 1,003

St. John'sSeattle

YYT St John's - SEA Seattle/Tacoma Intl

YYTSEA

St John's

Mon 26/10

5:55 p.m.-6:26 p.m.

2 stops29h 01m

Seattle/Tacoma Intl

Mon 2/11

3:35 p.m.-1:31 p.m.

2 stops17h 26m

C$ 1,032

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/9

Sorted by cheapest first

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

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

YYT-SEA

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 Seattle

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

WestJet

7.2

Good

3,446 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2026

YHZ - DTW

Better snacks I also flew Delta much better with movies and entertainment

WestJet

7.2

Good

3,446 reviews

WestJet

7.2

Good

3,446 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2026

YHZ - DTW

Better snacks I also flew Delta much better with movies and entertainment

Related info for your journey

How long is the flight from St. John's to Seattle?
Departing from St. John's to Seattle will take you 29h 01m. Airlines will cover a distance of 5034 km.
What is the cheapest airline to fly from St. John's to Seattle round-trip?
Cheapflights users have booked flights from St. John's to Seattle round-trip from C$ 416.
Can I find deals for flights from St. John's to Seattle that include hotel bookings?
Yes. In addition to deals on St. John's to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. John's to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. John's to Seattle.
Can I find deals for business class flights from St. John's to Seattle?
Yes. Cheapflights offers flight deals from St. John's to Seattle 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 airline flying from St. John's to Seattle

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 416	AverageC$ 518	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

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How does Cheapflights help users find flights from St. John's to Seattle?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from St. John's today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from St. John's to Seattle?

Cheapflights simply makes it quick and affordable to book flights from St. John's to Seattle by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. John's to Seattle with no change fees?

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Cheap flights from St. John's to Seattle from C$ 496

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from St. John's to Seattle

Cheapest flights from St. John's to SeattleExplore the most affordable flight options available from St. John's to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Explore the most affordable flight options available from St. John's to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from St. John's to SeattleDiscover carefully curated flight deals from St. John's to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Discover carefully curated flight deals from St. John's to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Last-minute flights from St. John's to SeattleDiscover last-minute flight deals from St. John's to Seattle. Data last updated 23 September 2026 and is based on user searches.

Discover last-minute flight deals from St. John's to Seattle. Data last updated 23 September 2026 and is based on user searches.

One-way flights from St. John's to SeattleSearch for one-way flight options from St. John's to Seattle. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Search for one-way flight options from St. John's to Seattle. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Find flight deals from St. John's to Seattle

Round-trip from

One-way from

Cheapflights Fare Finder

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

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

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

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with WestJet from St. John's to Seattle 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

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

What is the cheapest airline to fly from St. John's to Seattle round-trip?

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

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

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

Travelling to a place near Seattle?

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.

Complete your trip

Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Washington

Book a non-stop flight to one of these other cities located in Washington.

Search flights from St. John's to Seattle by cabin class

Find flights from St. John's to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

St. John's and Seattle flights

Browse other St. John's and Seattle flight options. Last updated on 23 September 2026.

Other flights from St. John's

Browse through other flights departing from St. John's. Flights are based on user searches made on Cheapflights and were last updated on 23 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Seattle

Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 23 September 2026.

Top airline flying from St. John's to Seattle

Fly with Cheapflights

How does Cheapflights help users find flights from St. John's to Seattle?

Why should you use Cheapflights to find cheap flight tickets from St. John's to Seattle?

Can Cheapflights find flights from St. John's to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from St. John's to Seattle become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from St. John's to Seattle
Explore the most affordable flight options available from St. John's to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from St. John's to Seattle
Discover carefully curated flight deals from St. John's to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Last-minute flights from St. John's to Seattle
Discover last-minute flight deals from St. John's to Seattle. Data last updated 23 September 2026 and is based on user searches.

One-way flights from St. John's to Seattle
Search for one-way flight options from St. John's to Seattle. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.