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

A quick flight from Seattle to St. John's can take about 30h 40m. WestJet provides one of the quickest options available for as low as C$ 634. 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$ 242+ 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 5 September 2026.

Tue 29/97:35 p.m. -

2 stops22h 50m

Wed 14/103:00 p.m. -

2 stops23h 10m

Deal found 2/9C$ 631

Tue 29/97:35 p.m. -

1 stop30h 40m

Tue 13/103:00 p.m. -

2 stops23h 10m

Deal found 3/9C$ 634

Thu 1/107:35 p.m. -

2 stops19h 30m

Mon 5/103:00 p.m. -

2 stops32h 15m

Deal found 2/9C$ 662

Tue 29/97:35 p.m. -

2 stops22h 50m

Wed 14/106:00 a.m. -

3 stops17h 15m

Deal found 2/9C$ 710

Fri 25/910:30 a.m. -

1 stop15h 45m

Sat 10/103:00 p.m. -

2 stops23h 10m

Deal found 31/8C$ 713

Thu 1/1010:30 a.m. -

2 stops28h 35m

Mon 5/101:20 p.m. -

3 stops33h 55m

Deal found 2/9C$ 814

Tue 29/910:30 a.m. -

2 stops31h 55m

Tue 13/106:05 a.m. -

3 stops17h 10m

Deal found 3/9C$ 836

Find flight deals from Seattle to St. John's

Round-trip from	C$ 631
One-way from	C$ 242

WestJet
29/9-14/10
4 total stops
46h 00m total
Seattle to St. John's

Search Deals

WestJet
29/9-31/12
1 total stop
30h 40m total
Seattle to St. John's

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Tue 29/9

7:35 p.m.-10:55 p.m.

2 stops22h 50m

St John's

Wed 31/12

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

Nonstop0h 00m

C$ 254

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Wed 30/9

10:30 a.m.-10:55 p.m.

2 stops31h 55m

St John's

Wed 31/12

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

Nonstop0h 00m

C$ 283

Quickest round-trip

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Thu 10/9

5:45 a.m.-10:55 p.m.

2 stops12h 40m

St John's

Wed 31/12

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

Nonstop0h 00m

C$ 303

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Fri 11/9

5:45 a.m.-10:55 p.m.

2 stops12h 40m

St John's

Wed 31/12

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

Nonstop0h 00m

C$ 303

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Sun 1/11

8:31 p.m.-8:10 a.m.

2 stops31h 09m

St John's

Wed 31/12

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

Nonstop0h 00m

C$ 417

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Tue 29/9

7:35 p.m.-6:45 a.m.

1 stop30h 40m

St John's

Tue 13/10

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 634

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Tue 29/9

7:35 p.m.-10:55 p.m.

2 stops22h 50m

St John's

Wed 14/10

6:00 a.m.-6:45 p.m.

3 stops17h 15m

C$ 710

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Fri 25/9

10:30 a.m.-6:45 a.m.

1 stop15h 45m

St John's

Sat 10/10

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 713

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Fri 11/9

8:10 p.m.-6:45 a.m.

1 stop30h 05m

St John's

Wed 31/12

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

Nonstop0h 00m

C$ 749

SeattleSt. John's

SEA Seattle/Tacoma Intl - YYT St John's

SEAYYT

Seattle/Tacoma Intl

Tue 29/9

10:30 a.m.-10:55 p.m.

2 stops31h 55m

St John's

Tue 13/10

6:05 a.m.-6:45 p.m.

3 stops17h 10m

C$ 836

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 13 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 30h 40m. WestJet provides one of the quickest options available for as low as C$ 634. 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$ 242

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 29/9. 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 5 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 5 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 5 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 5 September 2026.

Last-minute flights from Seattle to St. John'sDiscover last-minute flight deals from Seattle to St. John's. Data last updated 5 September 2026 and is based on user searches.

Discover last-minute flight deals from Seattle to St. John's. Data last updated 5 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 5 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 5 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.

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

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

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 5 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 5 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 5 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 5 September 2026.