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Dulles Intl

$186+ Cheap flights from St. John's (YYT) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — IAD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from St. John's to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from St. John's (YYT) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$397
(FlightHub)

One-way from

$186
(Kiwi.com)
From St John's to Washington, D.C. Dulles Intl
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One-way flight from St John's to Washington, D.C. Dulles Intl
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Find flight deals from St. John's to Dulles Intl

Cheapest flights from St. John's to Dulles Intl
Explore the most affordable flight options available from St. John's to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This FlightHub deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:20 amYYT - IAD
2 stops7h 39mPorter Airlines
Sat 11/151:45 pmIAD - YYT
2 stops7h 50mPorter Airlines
Deal found 9/11$397
This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:05 amYYT - IAD
2 stops12h 16mAir Canada
Sat 11/159:45 amIAD - YYT
1 stop6h 06mAir Canada
Deal found 9/10$436
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amYYT - IAD
2 stops13h 49mMultiple Airlines
Sun 9/287:14 pmIAD - YYT
1 stop17h 46mMultiple Airlines
Deal found 9/10$445
This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:00 amYYT - IAD
1 stop10h 08mAir Canada
Sun 9/283:36 pmIAD - YYT
1 stop8h 10mAir Canada
Deal found 9/10$696

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. John's to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
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

St. John's

Fly to

Dulles Intl

Route

Depart

Return

Price

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Sat 11/8

6:20 am-12:29 pm

2 stops7h 39m

Washington, D.C. Dulles Intl

Sat 11/15

1:45 pm-11:05 pm

2 stops7h 50m

$397

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Sat 11/8

5:05 am-3:51 pm

2 stops12h 16m

Washington, D.C. Dulles Intl

Sat 11/15

9:45 am-5:21 pm

1 stop6h 06m

$436

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Fri 9/26

6:00 am-6:19 pm

2 stops13h 49m

Washington, D.C. Dulles Intl

Sun 9/28

7:14 pm-2:30 pm

1 stop17h 46m

$445

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Fri 9/26

5:00 am-1:38 pm

1 stop10h 08m

Washington, D.C. Dulles Intl

Sun 9/28

3:36 pm-1:16 am

1 stop8h 10m

$696

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Thu 10/2

1:15 pm-6:19 pm

2 stops30h 34m

$186

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Wed 10/1

1:15 pm-6:24 pm

2 stops30h 39m

$191

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Wed 10/1

7:00 am-10:16 am

3 stops28h 46m

$193

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Fri 10/3

6:00 am-6:19 pm

2 stops13h 49m

$193

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Sat 10/4

6:00 am-6:29 pm

2 stops13h 59m

$202

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Fri 10/3

2:55 pm-3:06 pm

3 stops25h 41m

$213

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 14 results
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Best time to book a flight from St. John's to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from St. John's with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from St. John's to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. John's to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from St. John's, you will be flying from St John's, which is the city’s only airport. St John's (YYT) is located 4.2 mi from the center of St. John's. There are 0 flights from St John's to Washington, D.C. Dulles Intl per day from 0 different airlines.

  • How long is the flight from St. John's to Washington, D.C. Dulles Intl Airport?

    A quick flight from St. John's to Washington, D.C. Dulles Intl Airport can take about 7h 39m. Porter Airlines provides one of the quickest options available for as low as $397. There are 1371 mi between St. John's and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from St. John's to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on St. John's to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. John's to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. John's to Dulles Intl.

  • Can I find deals for business class flights from St. John's to Dulles Intl?

    Yes. Cheapflights offers flight deals from St. John's to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. John's to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from St. John's to Washington, D.C. Dulles Intl Airport (average of $292). Flying from St. John's to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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