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Cheap flights from Washington to St. John's from C$ 360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to St. John's departing on 25/8. 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
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:35 p.m. - 6:45 a.m.
SEA
-
YYT
30h 40m
1 stop
WestJet Logo
7:35 a.m. - 9:40 a.m.
YYT
-
SEA
30h 35m
1 stop
C$ 596WestJet
Sat, 5 Sep - Sun, 20 Sep
WestJet Logo
7:35 p.m. - 6:45 a.m.
SEA
-
YYT
30h 40m
1 stop
WestJet Logo
3:00 p.m. - 9:40 a.m.
YYT
-
SEA
23h 10m
2 stops
C$ 633WestJet
Wed, 9 Sep - Wed, 7 Oct
WestJet Logo
7:00 a.m. - 6:45 a.m.
SEA
-
YYT
19h 15m
1 stop
WestJet Logo
7:35 a.m. - 9:40 a.m.
YYT
-
SEA
30h 35m
1 stop
C$ 634WestJet
Fri, 10 Jul - Tue, 14 Jul
WestJet Logo
7:35 p.m. - 10:55 p.m.
SEA
-
YYT
22h 50m
2 stops
WestJet Logo
3:00 p.m. - 9:40 a.m.
YYT
-
SEA
23h 10m
2 stops
C$ 654WestJet
Wed, 9 Sep - Wed, 7 Oct
WestJet Logo
7:35 p.m. - 6:45 a.m.
SEA
-
YYT
30h 40m
1 stop
WestJet Logo
3:00 p.m. - 6:45 p.m.
YYT
-
SEA
32h 15m
2 stops
C$ 659WestJet
Sat, 5 Sep - Sun, 20 Sep
WestJet Logo
7:00 a.m. - 8:25 a.m.
SEA
-
YYT
20h 55m
2 stops
WestJet Logo
3:00 p.m. - 9:40 a.m.
YYT
-
SEA
23h 10m
2 stops
C$ 680WestJet
Sat, 5 Sep - Sun, 20 Sep
WestJet Logo
7:35 p.m. - 10:55 p.m.
SEA
-
YYT
22h 50m
2 stops
WestJet Logo
3:00 p.m. - 6:45 p.m.
YYT
-
SEA
32h 15m
2 stops
C$ 690WestJet
Tue, 14 Jul - Wed, 14 Oct
WestJet Logo
7:35 p.m. - 10:55 p.m.
SEA
-
YYT
22h 50m
2 stops
WestJet Logo
3:00 p.m. - 9:40 a.m.
YYT
-
SEA
23h 10m
2 stops
C$ 712WestJet
Tue, 14 Jul - Wed, 14 Oct
WestJet Logo
7:35 p.m. - 10:55 p.m.
SEA
-
YYT
22h 50m
2 stops
WestJet Logo
3:00 p.m. - 9:40 a.m.
YYT
-
SEA
23h 10m
2 stops
C$ 714WestJet
Tue, 14 Jul - Wed, 14 Oct
WestJet Logo
7:00 a.m. - 8:25 a.m.
SEA
-
YYT
20h 55m
2 stops
WestJet Logo
3:00 p.m. - 9:40 a.m.
YYT
-
SEA
23h 10m
2 stops
C$ 717WestJet
Sat, 15 Aug - Thu, 20 Aug

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WestJet flights from State of Washington to St. John's

Our best WestJet deals on State of Washington to St. John's flight tickets
WestJet
5 Sep
SEA7:35 p.m.Seattle/Tacoma Intl
30h 40m
1 stop
YYT6:45 a.m.St John's
20 Sep
YYT7:35 a.m.St John's
30h 35m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 596
WestJet
9 Sep
SEA7:35 p.m.Seattle/Tacoma Intl
30h 40m
1 stop
YYT6:45 a.m.St John's
7 Oct
YYT3:00 p.m.St John's
23h 10m
2 stops
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 633
WestJet
10 Jul
SEA7:00 a.m.Seattle/Tacoma Intl
19h 15m
1 stop
YYT6:45 a.m.St John's
14 Jul
YYT7:35 a.m.St John's
30h 35m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 634

Air Canada flights from State of Washington to St. John's

Our best Air Canada deals on State of Washington to St. John's flight tickets
Air Canada
29 Sep
SEA5:50 a.m.Seattle/Tacoma Intl
14h 13m
2 stops
YYT12:33 a.m.St John's
3 Oct
YYT5:35 a.m.St John's
13h 17m
2 stops
SEA2:22 p.m.Seattle/Tacoma Intl
C$ 993
Air Canada
29 Sep
SEA8:00 a.m.Seattle/Tacoma Intl
10h 51m
1 stop
YYT11:21 p.m.St John's
3 Oct
YYT1:15 p.m.St John's
13h 57m
2 stops
SEA10:42 p.m.Seattle/Tacoma Intl
C$ 1,001
Air Canada
29 Sep
SEA8:00 a.m.Seattle/Tacoma Intl
10h 51m
1 stop
YYT11:21 p.m.St John's
3 Oct
YYT1:35 p.m.St John's
11h 59m
1 stop
SEA9:04 p.m.Seattle/Tacoma Intl
C$ 1,006

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to St. John's 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 96,600 searches. Data last updated 28 June 2026.
Use the filters below to find and compare flights from Washington to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 5/9

7:35 p.m.-6:45 a.m.

1 stop30h 40m

St John's

Sun 20/9

7:35 a.m.-9:40 a.m.

1 stop30h 35m

C$ 596

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Wed 9/9

7:35 p.m.-6:45 a.m.

1 stop30h 40m

St John's

Wed 7/10

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 633

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Fri 10/7

7:00 a.m.-6:45 a.m.

1 stop19h 15m

St John's

Tue 14/7

7:35 a.m.-9:40 a.m.

1 stop30h 35m

C$ 634

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Wed 9/9

7:35 p.m.-10:55 p.m.

2 stops22h 50m

St John's

Wed 7/10

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 654

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 5/9

7:35 p.m.-6:45 a.m.

1 stop30h 40m

St John's

Sun 20/9

3:00 p.m.-6:45 p.m.

2 stops32h 15m

C$ 659
Quickest round-trip

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 5/9

7:00 a.m.-8:25 a.m.

2 stops20h 55m

St John's

Sun 20/9

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 680

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Tue 14/7

7:35 p.m.-10:55 p.m.

2 stops22h 50m

St John's

Wed 14/10

3:00 p.m.-6:45 p.m.

2 stops32h 15m

C$ 690

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Tue 14/7

7:35 p.m.-10:55 p.m.

2 stops22h 50m

St John's

Wed 14/10

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 712

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Tue 14/7

7:35 p.m.-10:55 p.m.

2 stops22h 50m

St John's

Wed 14/10

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 714

SeattleSt. John's

SEA - YYT

SEAYYT

Seattle/Tacoma Intl

Sat 15/8

7:00 a.m.-8:25 a.m.

2 stops20h 55m

St John's

Thu 20/8

3:00 p.m.-9:40 a.m.

2 stops23h 10m

C$ 717

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to St. John's from

How to get the cheapest flight ticket from State of Washington 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

What is the cheapest airline that flies from Washington to St John's?

WestJet is the most popular carrier operating from Washington to St John's

Cheap State of Washington to St. John's flight deals and tips

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

Fastest flight time

17h 25m

Direct flights

None
The fastest flight from State of Washington to St. John's takes 17h 25m
There are no direct flights from State of Washington to St. John's. There are no popular flight routes from State of Washington to St. John's.
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Frequently asked questions about flying from Washington to St. John's

  • When did momondo last update prices for flights from Washington to St John's Airport?

    Prices for flights from Washington to St John's Airport refresh daily.

  • How old do you have to be to fly from Washington to St John's Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to St John's Airport.

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

    The necessary travel and health documents for your St John's Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to St. John's from Washington with this policy.

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

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

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

Yes momondo offers price alerts on flights to St. John's from Washington. 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.

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