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Cheap flights from St. John's to Washington, D.C. Dulles Intl Airport from C$ 594

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — IAD
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

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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 29 October 2025.

Fri 28/116:20 a.m.YYT - IAD
2 stops12h 24mPorter Airlines
Fri 5/1211:40 a.m.IAD - YYT
2 stops10h 05mPorter Airlines
Deal found 29/10C$ 594
Fri 28/115:00 a.m.YYT - IAD
1 stop16h 56mAir Canada
Fri 5/124:30 p.m.IAD - YYT
1 stop7h 53mAir Canada
Deal found 29/10C$ 651
Fri 28/115:05 a.m.YYT - IAD
1 stop7h 48mUnited Airlines
Fri 5/126:00 a.m.IAD - YYT
2 stops9h 51mUnited Airlines
Deal found 29/10C$ 711
Sat 8/115:00 a.m.YYT - IAD
2 stops12h 55mUnited Airlines
Sat 15/118:25 a.m.IAD - YYT
2 stops15h 46mUnited Airlines
Deal found 27/10C$ 1,179
Sat 8/111:30 p.m.YYT - IAD
1 stop8h 26mAir Canada
Sat 15/119:45 a.m.IAD - YYT
1 stop6h 06mAir Canada
Deal found 27/10C$ 1,209

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 29 October 2025.

Round-trip from

C$ 594
Porter Airlines
  • Porter Airlines
  • 28/11-5/12
  • 4 total stops
  • 22h 29m total
  • St. John's to Washington, D.C.
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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 629,999 searches. Data last updated 29 October 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

Fri 28/11

6:20 a.m.-5:14 p.m.

2 stops12h 24m

Washington, D.C. Dulles Intl

Fri 5/12

11:40 a.m.-11:15 p.m.

2 stops10h 05m

C$ 594

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Fri 28/11

5:00 a.m.-8:26 p.m.

1 stop16h 56m

Washington, D.C. Dulles Intl

Fri 5/12

4:30 p.m.-1:53 a.m.

1 stop7h 53m

C$ 651

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Fri 28/11

5:05 a.m.-11:23 a.m.

1 stop7h 48m

Washington, D.C. Dulles Intl

Fri 5/12

6:00 a.m.-5:21 p.m.

2 stops9h 51m

C$ 711

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Sat 8/11

5:00 a.m.-4:25 p.m.

2 stops12h 55m

Washington, D.C. Dulles Intl

Sat 15/11

9:45 a.m.-5:21 p.m.

1 stop6h 06m

C$ 1,179

St. John'sWashington, D.C.

YYT - IAD

YYTIAD

St John's

Sat 8/11

1:30 p.m.-8:26 p.m.

1 stop8h 26m

Washington, D.C. Dulles Intl

Sat 15/11

9:45 a.m.-5:21 p.m.

1 stop6h 06m

C$ 1,209

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

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?

    St John's (YYT) is the airport you will fly out of if you book a flight from St. John's to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from St John's; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the St. John's airport to Washington, D.C. Dulles Intl. It is only a 6.7 km journey to St John's (YYT) from St. John's’s city centre.

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

    Porter Airlines, Air Canada, and United Airlines can get you from St. John's to Washington, D.C. Dulles Intl Airport in just under 7h 48m. Your travel time can differ by up to 9h 08m. The distance from St. John's to Washington, D.C. Dulles Intl Airport is about 2206 km. This flight may include one or multiple 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.

See more FAQs

Travelling 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
Warrenton
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Herndon
Arlington
Winchester
Manassas
Fredericksburg
Alexandria
Rockville

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Alternative routes for St. John's to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
St. John's to Reagan-National flights
St. John's to Baltimore flights

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