What is the cheapest airline that flies from Seattle/Tacoma Intl to St John's?

Air Canada, WestJet, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to St John's

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

Prices for flights from Seattle/Tacoma Intl Airport to St John's Airport are updated daily.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to St John's 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 Airport.

What documentation or ID do you need to fly to St John's Airport?

The travel and health documents required for your trip to St John's 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 Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 294 Cheap Flights from Seattle to St. John's in 2025

1 adult

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

Round-trip

One-way

Cheap round-trip flights

7:15 p.m. - 1:04 p.m.SEA-YYT

13h 19m2 stops

5:00 a.m. - 10:59 a.m.YYT-SEA

10h 29m1 stop

C$ 559Air Canada

Find Deal

Sun, 21 Sep - Sun, 28 Sep

7:15 p.m. - 1:04 p.m.SEA-YYT

13h 19m2 stops

5:50 a.m. - 6:36 p.m.YYT-SEA

17h 16m2 stops

C$ 576Air Canada

Find Deal

Sun, 21 Sep - Sun, 28 Sep

7:15 a.m. - 12:39 a.m.SEA-YYT

12h 54m1 stop

5:00 a.m. - 10:59 a.m.YYT-SEA

10h 29m1 stop

C$ 605Air Canada

Find Deal

Sun, 21 Sep - Sun, 28 Sep

1:15 p.m. - 10:56 p.m.SEA-YYT

29h 11m2 stops

7:10 a.m. - 12:59 p.m.YYT-SEA

10h 19m1 stop

C$ 656WestJet

Find Deal

Fri, 12 Sep - Fri, 19 Sep

12:05 p.m. - 1:31 a.m.SEA-YYT

8h 56m1 stop

2:00 p.m. - 7:31 p.m.YYT-SEA

10h 01m1 stop

C$ 671Air Canada

Find Deal

Tue, 26 Aug - Tue, 2 Sep

7:35 p.m. - 12:28 a.m.SEA-YYT

24h 23m3 stops

5:00 p.m. - 8:29 p.m.YYT-SEA

31h 59m2 stops

C$ 737

Find Deal

Tue, 26 Aug - Tue, 2 Sep

7:35 p.m. - 12:28 a.m.SEA-YYT

24h 23m3 stops

5:00 p.m. - 8:29 p.m.YYT-SEA

31h 59m3 stops

C$ 751

Find Deal

Tue, 26 Aug - Tue, 2 Sep

2:05 p.m. - 6:20 a.m.SEA-YYT

11h 45m1 stop

5:00 p.m. - 8:29 p.m.YYT-SEA

31h 59m3 stops

C$ 790WestJet

Find Deal

Tue, 26 Aug - Tue, 2 Sep

5:14 p.m. - 1:04 p.m.SEA-YYT

15h 20m2 stops

5:00 a.m. - 10:59 a.m.YYT-SEA

10h 29m1 stop

C$ 843United Airlines

Find Deal

Thu, 11 Sep - Thu, 18 Sep

5:14 p.m. - 1:04 p.m.SEA-YYT

15h 20m2 stops

5:50 a.m. - 10:15 p.m.YYT-SEA

20h 55m2 stops

C$ 849United Airlines

Find Deal

Thu, 11 Sep - Thu, 18 Sep

United Airlines flights from Seattle to St. John's

Our best United Airlines deals on Seattle to St. John's flight tickets

United Airlines

11 Sep

SEA5:14 p.m.Seattle/Tacoma Intl

15h 20m

2 stops

YYT1:04 p.m.St John's

18 Sep

YYT5:00 a.m.St John's

10h 29m

1 stop

SEA10:59 a.m.Seattle/Tacoma Intl

C$ 843

Find similar

United Airlines

11 Sep

SEA5:14 p.m.Seattle/Tacoma Intl

15h 20m

2 stops

YYT1:04 p.m.St John's

18 Sep

YYT5:50 a.m.St John's

20h 55m

2 stops

SEA10:15 p.m.Seattle/Tacoma Intl

C$ 849

Find similar

United Airlines

19 Aug

SEA12:05 p.m.Seattle/Tacoma Intl

8h 56m

1 stop

YYT1:31 a.m.St John's

26 Aug

YYT5:25 p.m.St John's

24h 08m

2 stops

SEA1:03 p.m.Seattle/Tacoma Intl

C$ 934

Find similar

WestJet flights from Seattle to St. John's

Our best WestJet deals on Seattle to St. John's flight tickets

WestJet

12 Sep

SEA1:15 p.m.Seattle/Tacoma Intl

29h 11m

2 stops

YYT10:56 p.m.St John's

19 Sep

YYT7:10 a.m.St John's

10h 19m

1 stop

SEA12:59 p.m.Seattle/Tacoma Intl

C$ 656

Find similar

WestJet

26 Aug

SEA2:05 p.m.Seattle/Tacoma Intl

11h 45m

1 stop

YYT6:20 a.m.St John's

2 Sep

YYT5:00 p.m.St John's

31h 59m

3 stops

SEA8:29 p.m.Seattle/Tacoma Intl

C$ 790

Find similar

WestJet

19 Aug

SEA7:35 p.m.Seattle/Tacoma Intl

30h 15m

1 stop

YYT6:20 a.m.St John's

26 Aug

YYT7:10 a.m.St John's

10h 18m

1 stop

SEA12:58 p.m.Seattle/Tacoma Intl

C$ 823

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sun 21/9

7:15 p.m.-1:04 p.m.

2 stops13h 19m

St John's

Sun 28/9

5:00 a.m.-10:59 a.m.

1 stop10h 29m

C$ 559

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sun 21/9

7:15 p.m.-1:04 p.m.

2 stops13h 19m

St John's

Sun 28/9

5:50 a.m.-6:36 p.m.

2 stops17h 16m

C$ 576

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sun 21/9

7:15 a.m.-12:39 a.m.

1 stop12h 54m

St John's

Sun 28/9

5:00 a.m.-10:59 a.m.

1 stop10h 29m

C$ 605

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 12/9

1:15 p.m.-10:56 p.m.

2 stops29h 11m

St John's

Fri 19/9

7:10 a.m.-12:59 p.m.

1 stop10h 19m

C$ 656

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Tue 26/8

12:05 p.m.-1:31 a.m.

1 stop8h 56m

St John's

Tue 2/9

2:00 p.m.-7:31 p.m.

1 stop10h 01m

C$ 671

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Tue 26/8

7:35 p.m.-12:28 a.m.

3 stops24h 23m

St John's

Tue 2/9

5:00 p.m.-8:29 p.m.

2 stops31h 59m

C$ 737

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Tue 26/8

7:35 p.m.-12:28 a.m.

3 stops24h 23m

St John's

Tue 2/9

5:00 p.m.-8:29 p.m.

3 stops31h 59m

C$ 751

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Tue 26/8

2:05 p.m.-6:20 a.m.

1 stop11h 45m

St John's

Tue 2/9

5:00 p.m.-8:29 p.m.

3 stops31h 59m

C$ 790

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 11/9

5:14 p.m.-1:04 p.m.

2 stops15h 20m

St John's

Thu 18/9

5:00 a.m.-10:59 a.m.

1 stop10h 29m

C$ 843

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Thu 11/9

5:14 p.m.-1:04 p.m.

2 stops15h 20m

St John's

Thu 18/9

5:50 a.m.-10:15 p.m.

2 stops20h 55m

C$ 849

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

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

In general, May is the cheapest month to fly from Seattle to St. John's. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 598. If you’re not able to fly to St. John's in May, then August is your next best option. Flight prices from Seattle to St. John's during August average around C$ 666.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to St. John's 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 (SEA to YYT) flight deals and tips

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

Best price found	C$ 294
Fastest flight time	8h 56m
Direct flights	None
Airports in St. John's	1 airport

The best one-way flight to St. John's from Seattle in the past 72 hours is C$ 294. The best round-trip flight deal from Seattle to St. John's found on momondo in the last 72 hours is C$ 559.

The fastest flight from Seattle to St. John's takes 8h 56m

There are no direct flights from Seattle to St. John's. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - St John's Airport.

There is 1 airport near St. John's: St John's (YYT)

Search flight deals

How far is Seattle/Tacoma Intl to St John's by plane?
The distance between Seattle/Tacoma Intl and St John's is about 5033.1 km. A reasonable flight in good conditions will take 8h 56m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to St John's Airport?
Prices for flights from Seattle/Tacoma Intl Airport to St John's Airport are updated daily.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to St John's 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 Airport.
What documentation or ID do you need to fly to St John's Airport?
The travel and health documents required for your trip to St John's 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 Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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?

Yes. All flights to St. John's from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. John's from Seattle.

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.