Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Seattle to Saint John from $374

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Saint John

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:30 am - 10:00 amSEA  Seattle/Tacoma Intl-YSJ Saint John
19h 30m2 stops Calgary Toronto Pearson Intl
Multiple Airlines Logo
6:55 am - 9:40 amYSJ  Saint John-SEA Seattle/Tacoma Intl
30h 45m3 stops Montreal St Hubert Hamilton Calgary
$835Multiple Airlines
Sun, Oct 11 - Sun, Oct 18
Multiple Airlines Logo
7:35 pm - 11:15 pmSEA  Seattle/Tacoma Intl-YSJ Saint John
23h 40m2 stops Calgary Montreal St Hubert
Multiple Airlines Logo
10:45 am - 7:26 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
12h 41m1 stop Toronto Pearson Intl
$846Multiple Airlines
Fri, Oct 9 - Fri, Oct 16
Multiple Airlines Logo
8:00 am - 10:00 amSEA  Seattle/Tacoma Intl-YSJ Saint John
22h 00m1 stop Toronto Pearson Intl
Multiple Airlines Logo
6:55 am - 6:45 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
39h 50m2 stops Montreal St Hubert Calgary
$857Multiple Airlines
Sun, Oct 11 - Sun, Oct 18
Multiple Airlines Logo
7:35 pm - 11:15 pmSEA  Seattle/Tacoma Intl-YSJ Saint John
23h 40m2 stops Calgary Montreal St Hubert
Multiple Airlines Logo
10:45 am - 7:26 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
12h 41m1 stop Toronto Pearson Intl
$882Multiple Airlines
Fri, Oct 16 - Fri, Oct 23
Air Canada Logo
7:15 pm - 11:51 amSEA  Seattle/Tacoma Intl-YSJ Saint John
12h 36m2 stops Vancouver Intl Toronto Pearson Intl
Air Canada Logo
4:40 pm - 10:47 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
10h 07m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$902Air Canada
Tue, Oct 13 - Fri, Oct 16
Air Canada Logo
7:15 pm - 11:51 amSEA  Seattle/Tacoma Intl-YSJ Saint John
12h 36m2 stops Vancouver Intl Toronto Pearson Intl
Air Canada Logo
12:50 pm - 10:47 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
13h 57m2 stops Toronto Pearson Intl Vancouver Intl
$907Air Canada
Tue, Oct 13 - Fri, Oct 16
Multiple Airlines Logo
10:30 am - 10:00 amSEA  Seattle/Tacoma Intl-YSJ Saint John
19h 30m3 stops Calgary Winnipeg Toronto Pearson Intl
Multiple Airlines Logo
6:55 am - 9:40 amYSJ  Saint John-SEA Seattle/Tacoma Intl
30h 45m3 stops Montreal St Hubert Hamilton Calgary
$910Multiple Airlines
Sun, Oct 11 - Sun, Oct 18
Air Canada Logo
7:55 am - 11:51 pmSEA  Seattle/Tacoma Intl-YSJ Saint John
11h 56m1 stop Toronto Pearson Intl
Air Canada Logo
4:40 pm - 10:47 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
10h 07m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$921Air Canada
Tue, Oct 13 - Fri, Oct 16
Air Canada Logo
7:55 am - 11:51 amSEA  Seattle/Tacoma Intl-YSJ Saint John
23h 56m1 stop Toronto Pearson Intl
Air Canada Logo
5:00 am - 2:22 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
13h 22m2 stops Toronto Pearson Intl Vancouver Intl
$926Air Canada
Tue, Oct 13 - Fri, Oct 16
Air Canada Logo
7:55 am - 11:51 pmSEA  Seattle/Tacoma Intl-YSJ Saint John
11h 56m1 stop Toronto Pearson Intl
Air Canada Logo
12:50 pm - 9:04 pmYSJ  Saint John-SEA Seattle/Tacoma Intl
12h 14m1 stop Toronto Pearson Intl
$945Air Canada
Tue, Oct 13 - Fri, Oct 16

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.
Search flight deals

Air Canada flights from Seattle to Saint John

Our best Air Canada deals on Seattle to Saint John flight tickets
Air Canada
Oct 13
SEA7:15 pmSeattle/Tacoma Intl
12h 36m
2 stops
YSJ11:51 amSaint John
Oct 16
YSJ4:40 pmSaint John
10h 07m
2 stops
SEA10:47 pmSeattle/Tacoma Intl
$902
Air Canada
Oct 13
SEA7:15 pmSeattle/Tacoma Intl
12h 36m
2 stops
YSJ11:51 amSaint John
Oct 16
YSJ12:50 pmSaint John
13h 57m
2 stops
SEA10:47 pmSeattle/Tacoma Intl
$907
Air Canada
Oct 13
SEA7:55 amSeattle/Tacoma Intl
11h 56m
1 stop
YSJ11:51 pmSaint John
Oct 16
YSJ4:40 pmSaint John
10h 07m
2 stops
SEA10:47 pmSeattle/Tacoma Intl
$921

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Sun 10/11

10:30 am-10:00 am

2 stops19h 30m

Saint John

Sun 10/18

6:55 am-9:40 am

3 stops30h 45m

$835

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Fri 10/9

7:35 pm-11:15 pm

2 stops23h 40m

Saint John

Fri 10/16

10:45 am-7:26 pm

1 stop12h 41m

$846

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Sun 10/11

8:00 am-10:00 am

1 stop22h 00m

Saint John

Sun 10/18

6:55 am-6:45 pm

2 stops39h 50m

$857

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Fri 10/16

7:35 pm-11:15 pm

2 stops23h 40m

Saint John

Fri 10/23

10:45 am-7:26 pm

1 stop12h 41m

$882

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Tue 10/13

7:15 pm-11:51 am

2 stops12h 36m

Saint John

Fri 10/16

4:40 pm-10:47 pm

2 stops10h 07m

$902

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Tue 10/13

7:15 pm-11:51 am

2 stops12h 36m

Saint John

Fri 10/16

12:50 pm-10:47 pm

2 stops13h 57m

$907

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Sun 10/11

10:30 am-10:00 am

3 stops19h 30m

Saint John

Sun 10/18

6:55 am-9:40 am

3 stops30h 45m

$910
Quickest round-trip

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Tue 10/13

7:55 am-11:51 pm

1 stop11h 56m

Saint John

Fri 10/16

4:40 pm-10:47 pm

2 stops10h 07m

$921

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Tue 10/13

7:55 am-11:51 am

1 stop23h 56m

Saint John

Fri 10/16

5:00 am-2:22 pm

2 stops13h 22m

$926

SeattleSaint John

SEA Seattle/Tacoma Intl - YSJ Saint John

SEAYSJ

Seattle/Tacoma Intl

Tue 10/13

7:55 am-11:51 pm

1 stop11h 56m

Saint John

Fri 10/16

12:50 pm-9:04 pm

1 stop12h 14m

$945

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Saint John from

How to get the cheapest flight ticket from Seattle to 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 airline that flies from Seattle/Tacoma Intl to Saint John?

United Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Saint John

When to book flights from Seattle to Saint John

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

Cheap Seattle to Saint John (SEA to YSJ) flight deals and tips

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

Best Price Found

$374

Fastest flight time

18h 52m

Direct flights

None
The best one-way flight to Saint John from Seattle in the past 72 hours is $374. The best round-trip flight deal from Seattle to Saint John found on momondo in the last 72 hours is $835.
The fastest flight from Seattle to Saint John takes 18h 52m
There are no direct flights from Seattle to Saint John. There are no popular flight routes from Seattle to Saint John.
Search flight deals

Frequently asked questions about flying from Seattle to Saint John

  • How far is Seattle/Tacoma Intl to Saint John by plane?

    Saint John is 2622.7 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 18h 52m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Saint John Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Saint John Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Saint John 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 Saint John Airport.

  • What documentation or ID do you need to fly to Saint John Airport?

    The travel and health documents you'll need for your trip to Saint John Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint John Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Saint John?

Book flights to Saint John if you plan to visit one of these locations
Bridgetown
Sussex
Middleton

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Saint John?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint John from Seattle.

Can I find flights from Seattle to Saint John with flexible booking policies on momondo?

Flights from Seattle to Saint John with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Saint John?

momondo provides multiple filters to help you find the best flight to Saint John from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Saint John from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 10/15
Thu 10/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada