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

Currently priced at $814, American Airlines will fly you from Seattle to St. John's, Saint John and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. American Airlines is currently priced 8% below the average price you’ll pay for this route.

What is the cheapest day to fly from Seattle to St. John's, Saint John?

Travelers seeking maximum savings on their Seattle to St. John's, Saint John flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 49% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Seattle to St. John's, Saint John?

The best pricing can be found in the month of September. Prices to St. John's, Saint John from Seattle average $887. You can even find prices in September for less than $887, as users have found deals to St. John's, Saint John from as low as $360. The month of July appears to be one of the more expensive times to travel to St. John's, Saint John from Seattle. Flying in the targeted month can save you up to 55%.

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.

$784+ Flights from Seattle to St. John's

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Cheap flight deals from Seattle to St. John's

Round-trip from	$814 (American Airlines)
Popular in	July
Cheapest in	September
Average price	$1,033

From Seattle/Tacoma Intl to St. John's V.C. Bird Intl

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($275 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

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Find 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 June 12, 2025.

Fri 10/2411:07 pmSEA - ANU

1 stop11h 13mAmerican Airlines

Fri 10/312:25 pmANU - SEA

1 stop11h 49mAmerican Airlines

Deal found 6/10

$784

Mon 12/158:20 pmSEA - ANU

2 stops14h 40mMultiple Airlines

Sun 12/286:05 pmANU - SEA

3 stops31h 51mMultiple Airlines

Deal found 6/11

$1,163

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 June 12, 2025.

Fri 7/258:16 pmSEA - ANU

1 stop14h 29mAmerican Airlines

Fri 8/11:45 pmANU - SEA

1 stop13h 12mAmerican Airlines

Deal found 6/10

$814

Fri 7/257:15 pmSEA - ANU

2 stops40h 00mMultiple Airlines

Fri 8/112:55 pmANU - SEA

3 stops49h 05mMultiple Airlines

Deal found 6/10

$2,715

Last-minute flights from Seattle to St. John's
Discover last-minute flight deals from Seattle to St. John's. Data last updated June 12, 2025 and is based on user searches.

Fri 7/258:16 pmSEA - ANU

1 stop14h 29mAmerican Airlines

Fri 8/11:45 pmANU - SEA

1 stop13h 12mAmerican Airlines

Deal found 6/10

$814

Fri 7/257:15 pmSEA - ANU

2 stops40h 00mMultiple Airlines

Fri 8/112:55 pmANU - SEA

3 stops49h 05mMultiple Airlines

Deal found 6/10

$2,715

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

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Fri 10/24

11:07 pm-1:20 pm

1 stop11h 13m

St. John's V.C. Bird Intl

Fri 10/31

2:25 pm-11:14 pm

1 stop11h 49m

$784

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Fri 7/25

7:15 pm-2:15 pm

2 stops40h 00m

St. John's V.C. Bird Intl

Fri 8/1

12:55 pm-11:00 am

3 stops49h 05m

$2,715

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to St. John's

What is the cheapest month to book a flight from Seattle to St. John's, Saint John?

Currently, August is the cheapest month in which you can book a flight from Seattle to St. John's, Saint John (average of $500). Flying from Seattle to St. John's, Saint John in June is currently the most expensive (average of $651). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

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

Reviews of airlines servicing St. John's

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.

Related info for your journey

What is the cheapest airline to fly from Seattle to St. John's, Saint John round-trip?
Currently priced at $814, American Airlines will fly you from Seattle to St. John's, Saint John and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. American Airlines is currently priced 8% below the average price you’ll pay for this route.
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.
What is the cheapest month to book a flight from Seattle to St. John's, Saint John?
Currently, August is the cheapest month in which you can book a flight from Seattle to St. John's, Saint John (average of $500). Flying from Seattle to St. John's, Saint John in June is currently the most expensive (average of $651). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Seattle to St. John's

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$612	Average$880	FlexibilityNo cancel fee	On-time71%

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$784+ Cheap flights from Seattle (SEA) to St. John's (ANU)

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to St. John's with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to St. John's

Round-trip from

Popular in

Cheapest in

Average price

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 June 12, 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 June 12, 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to St. John's

What is the cheapest month to book a flight from Seattle to St. John's, Saint John?

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

Find hourly flight availability from Seattle to St. John's. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Reviews of airlines servicing St. John's

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.

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

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?

What is the cheapest month to book a flight from Seattle to St. John's, Saint John?

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.

Alternative routes for Seattle to St. John's

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Top airline flying from Seattle to St. John's

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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 June 12, 2025.