Cheap flights from Seattle to St. John's from C$ 331
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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
Find 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 17 October 2025.
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 17 October 2025.
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 17 October 2025.
Cheapflights Fare Finder
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Fly from
Fly to
Route
Depart
Return
Price
SeattleSt. John's
SEA - YYT
SEAYYT
Seattle/Tacoma Intl
Mon 3/11
8:10 a.m.-12:56 a.m.
2 stops12h 16m
St John's
Mon 10/11
5:05 a.m.-10:06 p.m.
2 stops21h 31m
SeattleSt. John's
SEA - YYT
SEAYYT
Seattle/Tacoma Intl
Sat 20/12
8:10 a.m.-9:35 a.m.
2 stops20h 55m
St John's
Mon 29/12
5:05 a.m.-10:16 p.m.
2 stops21h 41m
SeattleSt. John's
SEA - YYT
SEAYYT
Seattle/Tacoma Intl
Sat 22/11
6:49 p.m.-8:47 a.m.
3 stops57h 28m
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.
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.
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How does Cheapflights help users find flights from Seattle to St. John's?
Deals for Seattle to St. John's flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Seattle to St. John's?
Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to St. John's for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
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.
Can Cheapflights notify me if prices for flights from Seattle to St. John's become cheaper?
Not ready to book yet? You can track prices for flights from Seattle to St. John's on Cheapflights with our Price Alert feature and get notified when better prices are available.