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Cheap flights from St. John's to Washington, D.C. from $325

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. John's to Washington, D.C. departing on 9/29. 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 St. John's to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 3:10 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
10h 40m2 stops Montreal St Hubert Toronto Island
Multiple Airlines Logo
11:25 am - 12:55 amIAD  Washington, D.C. Dulles Intl-YYT St John's
12h 00m2 stops Toronto Island Ottawa
$512Multiple Airlines
Thu, Oct 1 - Thu, Oct 8
Multiple Airlines Logo
6:00 am - 4:38 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
12h 08m2 stops Montreal St Hubert Toronto Island
Multiple Airlines Logo
9:55 am - 11:33 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
12h 08m2 stops Toronto Pearson Intl Halifax Intl
$574Multiple Airlines
Thu, Sep 17 - Wed, Sep 23
Porter Airlines Logo
6:05 am - 3:45 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
11h 10m2 stops Ottawa Toronto Island
Porter Airlines Logo
12:05 pm - 12:55 amIAD  Washington, D.C. Dulles Intl-YYT St John's
11h 20m2 stops Toronto Island Ottawa
$593Porter Airlines
Fri, Sep 4 - Sun, Sep 6
Multiple Airlines Logo
6:00 am - 3:10 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
10h 40m2 stops Montreal St Hubert Toronto Island
Multiple Airlines Logo
4:00 pm - 11:21 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
5h 51m1 stop Toronto Pearson Intl
$608Multiple Airlines
Thu, Sep 17 - Wed, Sep 23
Air Canada Logo
1:15 pm - 7:00 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
7h 15m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
3:45 pm - 12:33 amIAD  Washington, D.C. Dulles Intl-YYT St John's
7h 18m1 stop Montreal Pierre Elliott Trudeau Intl
$611Air Canada
Thu, Sep 17 - Wed, Sep 23
Air Canada Logo
11:05 am - 8:24 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
10h 49m2 stops Halifax Intl Toronto Pearson Intl
Air Canada Logo
4:20 pm - 1:46 amIAD  Washington, D.C. Dulles Intl-YYT St John's
7h 56m1 stop Toronto Pearson Intl
$615Air Canada
Fri, Sep 4 - Sun, Sep 6
Air Canada Logo
11:05 am - 8:24 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
10h 49m2 stops Halifax Intl Toronto Pearson Intl
Air Canada Logo
4:20 pm - 1:46 amIAD  Washington, D.C. Dulles Intl-YYT St John's
7h 56m1 stop Toronto Pearson Intl
$618Air Canada
Fri, Sep 4 - Sun, Sep 6
Porter Airlines Logo
6:05 am - 11:20 amYYT  St John's-IAD Washington, D.C. Dulles Intl
30h 45m2 stops Ottawa Toronto Island
Porter Airlines Logo
12:05 pm - 12:55 amIAD  Washington, D.C. Dulles Intl-YYT St John's
11h 20m2 stops Toronto Island Ottawa
$621Porter Airlines
Fri, Sep 4 - Sun, Sep 6
Air Canada Logo
1:15 pm - 7:00 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
7h 15m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:45 am - 5:08 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
5h 53m1 stop Montreal Pierre Elliott Trudeau Intl
$633Air Canada
Thu, Oct 1 - Thu, Oct 8
Multiple Airlines Logo
6:00 am - 4:38 pmYYT  St John's-IAD Washington, D.C. Dulles Intl
12h 08m2 stops Montreal St Hubert Toronto Island
Multiple Airlines Logo
5:20 pm - 10:55 pmIAD  Washington, D.C. Dulles Intl-YYT St John's
28h 05m3 stops Toronto Island Calgary Montreal St Hubert
$645Multiple Airlines
Thu, Sep 17 - Wed, Sep 23

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Porter Airlines flights from St. John's to Washington, D.C. Dulles Intl Airport

Our best Porter Airlines deals on St. John's to Washington, D.C. Dulles Intl Airport flight tickets
Porter Airlines
Sep 4
YYT6:05 amSt John's
11h 10m
2 stops
IAD3:45 pmWashington, D.C. Dulles Intl
Sep 6
IAD12:05 pmWashington, D.C. Dulles Intl
11h 20m
2 stops
YYT12:55 amSt John's
$593
Porter Airlines
Sep 4
YYT6:05 amSt John's
30h 45m
2 stops
IAD11:20 amWashington, D.C. Dulles Intl
Sep 6
IAD12:05 pmWashington, D.C. Dulles Intl
11h 20m
2 stops
YYT12:55 amSt John's
$621
Porter Airlines
Sep 4
YYT6:05 amSt John's
30h 45m
2 stops
IAD11:20 amWashington, D.C. Dulles Intl
Sep 6
IAD12:05 pmWashington, D.C. Dulles Intl
11h 20m
2 stops
YYT12:55 amSt John's
$681

Air Canada flights from St. John's to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on St. John's to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
Sep 17
YYT1:15 pmSt John's
7h 15m
1 stop
IAD7:00 pmWashington, D.C. Dulles Intl
Sep 23
IAD3:45 pmWashington, D.C. Dulles Intl
7h 18m
1 stop
YYT12:33 amSt John's
$611
Air Canada
Sep 4
YYT11:05 amSt John's
10h 49m
2 stops
IAD8:24 pmWashington, D.C. Dulles Intl
Sep 6
IAD4:20 pmWashington, D.C. Dulles Intl
7h 56m
1 stop
YYT1:46 amSt John's
$615
Air Canada
Sep 4
YYT11:05 amSt John's
10h 49m
2 stops
IAD8:24 pmWashington, D.C. Dulles Intl
Sep 6
IAD4:20 pmWashington, D.C. Dulles Intl
7h 56m
1 stop
YYT1:46 amSt John's
$618

momondo Fare Finder

 
Customize your flight search to find flights from St. John's to Washington, D.C. Dulles Intl Airport 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 August 18, 2026.
Use the filters below to find and compare flights from St. John's to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Thu 10/1

6:00 am-3:10 pm

2 stops10h 40m

Washington, D.C. Dulles Intl

Thu 10/8

11:25 am-12:55 am

2 stops12h 00m

$512

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Thu 9/17

6:00 am-4:38 pm

2 stops12h 08m

Washington, D.C. Dulles Intl

Wed 9/23

9:55 am-11:33 pm

2 stops12h 08m

$574

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Fri 9/4

6:05 am-3:45 pm

2 stops11h 10m

Washington, D.C. Dulles Intl

Sun 9/6

12:05 pm-12:55 am

2 stops11h 20m

$593

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Thu 9/17

6:00 am-3:10 pm

2 stops10h 40m

Washington, D.C. Dulles Intl

Wed 9/23

4:00 pm-11:21 pm

1 stop5h 51m

$608

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Thu 9/17

1:15 pm-7:00 pm

1 stop7h 15m

Washington, D.C. Dulles Intl

Wed 9/23

3:45 pm-12:33 am

1 stop7h 18m

$611

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Fri 9/4

11:05 am-8:24 pm

2 stops10h 49m

Washington, D.C. Dulles Intl

Sun 9/6

4:20 pm-1:46 am

1 stop7h 56m

$615

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Fri 9/4

11:05 am-8:24 pm

2 stops10h 49m

Washington, D.C. Dulles Intl

Sun 9/6

4:20 pm-1:46 am

1 stop7h 56m

$618

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Fri 9/4

6:05 am-11:20 am

2 stops30h 45m

Washington, D.C. Dulles Intl

Sun 9/6

12:05 pm-12:55 am

2 stops11h 20m

$621
Quickest round-trip

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Thu 10/1

1:15 pm-7:00 pm

1 stop7h 15m

Washington, D.C. Dulles Intl

Thu 10/8

9:45 am-5:08 pm

1 stop5h 53m

$633

St. John'sWashington, D.C.

YYT St John's - IAD Washington, D.C. Dulles Intl

YYTIAD

St John's

Thu 9/17

6:00 am-4:38 pm

2 stops12h 08m

Washington, D.C. Dulles Intl

Wed 9/23

5:20 pm-10:55 pm

3 stops28h 05m

$645

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. John's to Washington, D.C. Dulles Intl Airport

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

Can stopping save me money on St. John's to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 48% on your flight if you consider stops on a St. John's to Washington, D.C. Dulles Intl Airport flight.

When to book flights from St. John's to Washington, D.C. Dulles Intl Airport

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

Cheap St. John's to Washington, D.C. Dulles Intl Airport (YYT to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. John's to Washington, D.C. Dulles Intl Airport

Best Price Found

$325

Fastest flight time

10h 35m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from St. John's in the past 72 hours is $325. The best round-trip flight deal from St. John's to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $512.
The fastest flight from St. John's to Washington, D.C. Dulles Intl Airport takes 10h 35m
There are no direct flights from St. John's to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from St. John's to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from St. John's to Washington, D.C. Dulles Intl Airport

  • How far is St John's to Washington, D.C. Dulles Intl by plane?

    There are 1370.9 mi between St John's and Washington, D.C. Dulles Intl. Flights usually cover this in 10h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from St John's Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from St John's Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How old do you have to be to fly from St John's Airport to Washington, D.C. Dulles 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 St John's Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Sterling
Springfield
Colonial Beach
Fairfax
Edgewood
Tysons

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. John's to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential St. John's to Washington, D.C. 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 St. John's to Washington, D.C. right now. Can momondo alert me if prices change?

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