Cheap flights from Seattle to St. John's from $423

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to St. John's departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Seattle to St. John's

Cheap round-trip flights

American Airlines Logo
10:57 pm - 2:20 pmSEA-ANU
11h 23m1 stop
American Airlines Logo
3:15 pm - 11:27 pmANU-SEA
12h 12m1 stop
$759American Airlines
Find Deal
Mon, Jan 12 - Tue, Jan 20
American Airlines Logo
12:27 am - 4:20 pmSEA-ANU
11h 53m2 stops
American Airlines Logo
5:35 pm - 11:56 amANU-SEA
22h 21m1 stop
$763American Airlines
Find Deal
Sun, Jan 11 - Tue, Jan 20
United Airlines Logo
6:55 pm - 12:59 pmSEA-ANU
15h 04m2 stops
United Airlines Logo
2:05 pm - 12:47 pmANU-SEA
25h 42m2 stops
$783United Airlines
Find Deal
Fri, Oct 17 - Sat, Oct 25
American Airlines Logo
8:49 pm - 1:51 pmSEA-ANU
14h 02m1 stop
American Airlines Logo
2:10 pm - 11:40 pmANU-SEA
13h 30m1 stop
$784American Airlines
Find Deal
Tue, Oct 28 - Mon, Nov 3
JetBlue Logo
11:20 pm - 3:04 pmSEA-ANU
12h 44m1 stop
JetBlue Logo
4:27 pm - 10:20 pmANU-SEA
32h 53m1 stop
$838JetBlue
Find Deal
Thu, Aug 28 - Tue, Sep 2
JetBlue Logo
11:20 pm - 3:04 pmSEA-ANU
12h 44m1 stop
JetBlue Logo
4:27 pm - 7:58 pmANU-SEA
30h 31m1 stop
$903JetBlue
Find Deal
Thu, Aug 14 - Sun, Aug 24
WestJet Logo
7:05 am - 2:10 pmSEA-ANU
28h 05m2 stops
WestJet Logo
3:05 pm - 6:38 pmANU-SEA
30h 33m2 stops
$1,003WestJet
Find Deal
Sat, Aug 16 - Sun, Aug 24
United Airlines Logo
5:14 pm - 12:59 pmSEA-ANU
16h 45m2 stops
United Airlines Logo
2:05 pm - 9:43 amANU-SEA
22h 38m2 stops
$1,043United Airlines
Find Deal
Fri, Aug 15 - Sat, Aug 23
 Logo
8:15 am - 9:25 amSEA-ANU
21h 10m2 stops
 Logo
4:15 pm - 2:26 pmANU-SEA
26h 11m3 stops
$1,398
Find Deal
Thu, Jan 15 - Thu, Jan 22
 Logo
10:00 am - 5:50 pmSEA-ANU
28h 50m3 stops
 Logo
3:05 pm - 12:58 pmANU-SEA
24h 53m2 stops
$1,435
Find Deal
Thu, Aug 14 - Sun, Aug 24

American Airlines flights from Seattle to St. John's, Saint John

Our best American Airlines deals on Seattle to St. John's, Saint John flight tickets
American Airlines
Jan 12
SEA10:57 pmSeattle/Tacoma Intl
11h 23m
1 stop
ANU2:20 pmSt. John's V.C. Bird Intl
Jan 20
ANU3:15 pmSt. John's V.C. Bird Intl
12h 12m
1 stop
SEA11:27 pmSeattle/Tacoma Intl
American Airlines
Jan 11
SEA12:27 amSeattle/Tacoma Intl
11h 53m
2 stops
ANU4:20 pmSt. John's V.C. Bird Intl
Jan 20
ANU5:35 pmSt. John's V.C. Bird Intl
22h 21m
1 stop
SEA11:56 amSeattle/Tacoma Intl
American Airlines
Oct 28
SEA8:49 pmSeattle/Tacoma Intl
14h 02m
1 stop
ANU1:51 pmSt. John's V.C. Bird Intl
Nov 3
ANU2:10 pmSt. John's V.C. Bird Intl
13h 30m
1 stop
SEA11:40 pmSeattle/Tacoma Intl

United Airlines flights from Seattle to St. John's, Saint John

Our best United Airlines deals on Seattle to St. John's, Saint John flight tickets
United Airlines
Oct 17
SEA6:55 pmSeattle/Tacoma Intl
15h 04m
2 stops
ANU12:59 pmSt. John's V.C. Bird Intl
Oct 25
ANU2:05 pmSt. John's V.C. Bird Intl
25h 42m
2 stops
SEA12:47 pmSeattle/Tacoma Intl
United Airlines
Aug 15
SEA5:14 pmSeattle/Tacoma Intl
16h 45m
2 stops
ANU12:59 pmSt. John's V.C. Bird Intl
Aug 23
ANU2:05 pmSt. John's V.C. Bird Intl
22h 38m
2 stops
SEA9:43 amSeattle/Tacoma Intl

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to St. John's, Saint John that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Seattle to St. John's, Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Mon 1/12

10:57 pm-2:20 pm

1 stop11h 23m

St. John's V.C. Bird Intl

Tue 1/20

3:15 pm-11:27 pm

1 stop12h 12m

$759

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Sun 1/11

12:27 am-4:20 pm

2 stops11h 53m

St. John's V.C. Bird Intl

Tue 1/20

5:35 pm-11:56 am

1 stop22h 21m

$763

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Fri 10/17

6:55 pm-12:59 pm

2 stops15h 04m

St. John's V.C. Bird Intl

Sat 10/25

2:05 pm-12:47 pm

2 stops25h 42m

$783

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Tue 10/28

8:49 pm-1:51 pm

1 stop14h 02m

St. John's V.C. Bird Intl

Mon 11/3

2:10 pm-11:40 pm

1 stop13h 30m

$784

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Thu 8/28

11:20 pm-3:04 pm

1 stop12h 44m

St. John's V.C. Bird Intl

Tue 9/2

4:27 pm-10:20 pm

1 stop32h 53m

$838

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Thu 8/14

11:20 pm-3:04 pm

1 stop12h 44m

St. John's V.C. Bird Intl

Sun 8/24

4:27 pm-7:58 pm

1 stop30h 31m

$903

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Sat 8/16

7:05 am-2:10 pm

2 stops28h 05m

St. John's V.C. Bird Intl

Sun 8/24

3:05 pm-6:38 pm

2 stops30h 33m

$1,003

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Fri 8/15

5:14 pm-12:59 pm

2 stops16h 45m

St. John's V.C. Bird Intl

Sat 8/23

2:05 pm-9:43 am

2 stops22h 38m

$1,043

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Thu 1/15

8:15 am-9:25 am

2 stops21h 10m

St. John's V.C. Bird Intl

Thu 1/22

4:15 pm-2:26 pm

3 stops26h 11m

$1,398

SeattleSt. John's

SEA - ANU

SEAANU

Seattle/Tacoma Intl

Thu 8/14

10:00 am-5:50 pm

3 stops28h 50m

St. John's V.C. Bird Intl

Sun 8/24

3:05 pm-12:58 pm

2 stops24h 53m

$1,435

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to St. John's from

How to get the cheapest flight ticket from Seattle to St. John's, Saint John

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

The cheapest month to fly to St. John's, Saint John from Seattle is in September. Flight prices, which tend to average around $584, are often lower during this time because this is during the off-season. The month of November is another great option to travel to St. John's, Saint John, with average flight prices from Seattle averaging around $761.

What is the cheapest day to depart on your flight to St. John's, Saint John?

According to our data, Monday is the cheapest day to fly to St. John's, Saint John from Seattle. The lowest ticket price found for a Monday departure recently was $787. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to St. John's, Saint John on Saturday is $1,178.

Can stopping save me money on Seattle to St. John's, Saint John flights?

You could potentially save up to 19% on your flight if you consider stops on a Seattle to St. John's, Saint John flight.

When to book flights from Seattle to St. John's, Saint John

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to St. John's, Saint John according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to St. John's, Saint John (SEA to ANU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to St. John's, Saint John

Best Price Found

$423

Fastest flight time

11h 23m

Direct flights

None

Airports in St. John's, Saint John

1 airport
The best one-way flight to St. John's, Saint John from Seattle in the past 72 hours is $423. The best round-trip flight deal from Seattle to St. John's, Saint John found on momondo in the last 72 hours is $759.
The fastest flight from Seattle to St. John's, Saint John takes 11h 23m
There are no direct flights from Seattle to St. John's, Saint John. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - St. John's V.C. Bird Intl Airport.
There is 1 airport near St. John's, Saint John: St. John's V.C. Bird Intl (ANU)

  • How far is Seattle/Tacoma Intl to St. John's V.C. Bird Intl by plane?

    The distance between Seattle/Tacoma Intl and St. John's V.C. Bird Intl is about 3982.3 mi. A reasonable flight in good conditions will take 11h 23m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to St. John's V.C. Bird Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to St. John's V.C. Bird Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to St. John's V.C. Bird Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to St. John's V.C. Bird Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to St. John's V.C. Bird Intl Airport.

  • What documentation or ID do you need to fly to St. John's V.C. Bird Intl Airport?

    The travel and health documents required for your trip to St. John's V.C. Bird Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at St. John's V.C. Bird Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to St. John's, Saint John?


Best airlines flying from Seattle to St. John's, Saint John

Compare and see reviews for airlines that fly from Seattle to St. John's, Saint John with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $738Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near St. John's?

Book flights to St. John's if you plan to visit one of these locations
English Harbour
Jolly Harbour
Falmouth

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to St. John's?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to St. John's. momondo saves you time and could save you money on your trip.

Can I find flights from Seattle to St. John's with flexible booking policies on momondo?

momondo does allow users to show only those flights to St. John's from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to St. John's?

Once all potential Seattle to St. John's flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to St. John's right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to St. John's now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. John's and let you know when they change.


An easier way to manage your St. John's, Saint John trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/5
Tue 8/12

Find better results for your trip to Antigua And Barbuda

Fly your favorite airline to St. John's

Airlines are sorted and displayed according to clicks in the past 7 days on momondo