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

A quick flight from Seattle to St. John's can take about 23h 21m. United Airlines provides one of the quickest options available for as low as C$ 1,050. Airlines will cover a distance of 5034 km.

In terms of precipitation, rainfall in St. John's ranges from 92.0 - 165.0 mm per month. December is typically the wettest month, when rainfall can reach 165.0 mm. July is typically the driest time to visit St. John's when rainfall is around 92.0 mm.

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 16.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -5.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to St. John's as you normally would.

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.

C$ 420+ Cheap Flights from Seattle to St. John's

Cheap flight deals from Seattle to St. John's

Enter your travel dates to find the best prices.

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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 21 September 2026.

Tue 13/107:35 p.m. -

2 stops19h 30m

Fri 23/108:25 p.m. -

2 stops26h 50m

Deal found 19/9C$ 859

Tue 13/108:00 a.m. -

1 stop31h 05m

Fri 23/108:25 p.m. -

2 stops26h 50m

Deal found 19/9C$ 953

Mon 2/112:30 p.m. -

1 stop13h 10m

Mon 9/112:25 p.m. -

2 stops25h 04m

Deal found 18/9C$ 968

Wed 4/118:19 a.m. -

1 stop24h 41m

Wed 11/112:25 p.m. -

2 stops27h 45m

Deal found 20/9C$ 975

Wed 4/117:35 p.m. -

2 stops23h 21m

Wed 11/116:00 a.m. -

2 stops19h 17m

Deal found 20/9C$ 1,050

Find flight deals from Seattle to St. John's

Round-trip from	C$ 859
One-way from	C$ 420

WestJet
13/10-23/10
4 total stops
46h 20m total
Seattle to St. John's

Search Deals

29/10-31/12
3 total stops
17h 30m total
Seattle to St. John's

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

Cheapest round-trip

Quickest round-trip

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Mon 2/11

7:16 a.m.-8:10 a.m.

2 stops20h 24m

St John's

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 454

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Wed 4/11

7:35 p.m.-11:26 p.m.

2 stops23h 21m

St John's

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 484

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Thu 29/10

8:20 a.m.-1:30 p.m.

1 stop24h 40m

St John's

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 507

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Fri 30/10

8:20 a.m.-1:30 p.m.

1 stop24h 40m

St John's

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 507

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Sat 31/10

8:09 p.m.-2:30 p.m.

2 stops37h 51m

St John's

Wed 31/12

12:00 a.m.-7:30 p.m.

Nonstop0h 00m

C$ 541

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Wed 4/11

7:35 p.m.-11:26 p.m.

2 stops23h 21m

St John's

Wed 11/11

6:00 a.m.-8:47 p.m.

2 stops19h 17m

C$ 1,050

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Sun 1/11

10:40 a.m.-1:31 p.m.

2 stops22h 21m

St John's

Sun 8/11

5:55 p.m.-6:33 p.m.

2 stops29h 08m

C$ 1,104

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Wed 4/11

8:19 a.m.-1:30 p.m.

1 stop24h 41m

St John's

Wed 11/11

2:25 p.m.-7:45 p.m.

1 stop33h 50m

C$ 1,107

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Sat 5/12

3:48 p.m.-1:30 p.m.

2 stops17h 12m

St John's

Sat 9/1

6:00 a.m.-2:41 p.m.

2 stops13h 11m

C$ 1,189

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Fri 30/10

8:40 a.m.-1:50 a.m.

2 stops12h 40m

St John's

Sat 31/10

5:00 a.m.-2:37 p.m.

2 stops14h 07m

C$ 1,232

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/9

Showing 1-10 of 12 resultsSorted by cheapest first

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.

SEA-YYT

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.

Related info for your journey

How long is the flight from Seattle to St. John's?
A quick flight from Seattle to St. John's can take about 23h 21m. United Airlines provides one of the quickest options available for as low as C$ 1,050. Airlines will cover a distance of 5034 km.
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.

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

Certainly. Search results for flights to St. John's from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Cheap flights from Seattle to St. John's from C$ 420

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 29/10. Fares are subject to change and may not be available on all flights or dates of travel.

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 21 September 2026.

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 21 September 2026.

Best flights from Seattle to St. John'sDiscover 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 21 September 2026.

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 21 September 2026.

Last-minute flights from Seattle to St. John'sDiscover last-minute flight deals from Seattle to St. John's. Data last updated 21 September 2026 and is based on user searches.

Discover last-minute flight deals from Seattle to St. John's. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Seattle to St. John'sSearch for one-way flight options from Seattle to St. John's. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Search for one-way flight options from Seattle to St. John's. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

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

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Related info for your journey

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

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

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Complete your trip

Complete your trip to St. John's by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Newfoundland and Labrador

Book a non-stop flight to one of these other cities located in Newfoundland and Labrador.

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Seattle and St. John's flights

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Other flights from Seattle

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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 21 September 2026.

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 21 September 2026.

Last-minute flights from Seattle to St. John's
Discover last-minute flight deals from Seattle to St. John's. Data last updated 21 September 2026 and is based on user searches.

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 21 September 2026.