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Cheap flights from New York to Washington, D.C. Dulles Intl Airport from £64

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — IAD
12 Sep — 19 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from New York to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from New York to Dulles Intl
Explore the most affordable flight options available from New York to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 August 2026.

Thu 10/906:15 -
1 stop11h 03m
Thu 17/907:50 -
1 stop8h 10m
Deal found 11/8£118
Sat 12/906:15 -
1 stop11h 03m
Sat 19/907:50 -
1 stop8h 10m
Deal found 8/8£119
Sun 6/906:18 -
1 stop10h 56m
Wed 9/907:50 -
1 stop8h 10m
Deal found 9/8£148
Sun 6/906:00 -
1 stop4h 23m
Sat 12/917:15 -
1 stop6h 00m
Deal found 12/8£161
Sat 12/909:48 -
1 stop6h 42m
Sat 19/906:10 -
1 stop5h 48m
Deal found 12/8£168
Sun 6/906:18 -
1 stop10h 56m
Sun 13/907:50 -
1 stop8h 10m
Deal found 9/8£171
Sat 12/919:29 -
Nonstop1h 33m
Sun 13/922:09 -
Nonstop1h 21m
Deal found 12/8£175
Mon 21/920:00 -
Nonstop1h 28m
Wed 23/906:15 -
Nonstop1h 14m
Deal found 12/8£175
Sun 6/906:00 -
Nonstop1h 23m
Sat 12/922:09 -
Nonstop1h 21m
Deal found 12/8£176
Fri 9/1006:00 -
Nonstop1h 23m
Sun 11/1022:10 -
Nonstop1h 20m
Deal found 10/8£177
Fri 6/1121:00 -
Nonstop1h 25m
Wed 11/1106:10 -
Nonstop1h 18m
Deal found 10/8£177
Fri 28/814:55 -
Nonstop1h 35m
Tue 8/922:09 -
Nonstop1h 21m
Deal found 10/8£180

Find flight deals from New York to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from New York (NYC) 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 13 August 2026.

Round-trip from

£118

One-way from

£64

Popular in

July

Cheapest in

October

Average price

£198

Good round-trip deal

£570 or less
Frontier
  • Frontier
  • 10/9-17/9
  • 2 total stops
  • 19h 13m total
  • New York to Washington, D.C.
Search Deals
Frontier
  • Frontier
  • 6/9
  • 1 total stop
  • 10h 56m total
  • New York to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from New York (NYC) to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New York 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 858,174 searches. Data last updated 13 August 2026.
Use the filters below to find and compare flights from New York to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Mon 28/9

10:25-11:55

Nonstop1h 30m

Washington, D.C. Dulles Intl

Mon 28/9

22:10-23:30

Nonstop1h 20m

£177

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Fri 9/10

06:00-07:23

Nonstop1h 23m

Washington, D.C. Dulles Intl

Sun 11/10

22:10-23:30

Nonstop1h 20m

£177

NewarkWashington, D.C.

EWR Newark - IAD Washington, D.C. Dulles Intl

EWRIAD

Newark

Fri 18/9

20:06-21:34

Nonstop1h 28m

Washington, D.C. Dulles Intl

Sat 19/9

22:41-23:59

Nonstop1h 18m

£177

NewarkWashington, D.C.

EWR Newark - IAD Washington, D.C. Dulles Intl

EWRIAD

Newark

Sat 12/9

09:48-16:30

1 stop6h 42m

Washington, D.C. Dulles Intl

Sat 19/9

06:10-11:58

1 stop5h 48m

£192

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Sat 5/9

14:55-16:30

Nonstop1h 35m

Washington, D.C. Dulles Intl

Mon 7/9

08:18-09:39

Nonstop1h 21m

£205

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Fri 4/9

06:00-07:23

Nonstop1h 23m

Washington, D.C. Dulles Intl

Mon 7/9

08:18-09:39

Nonstop1h 21m

£206

NewarkWashington, D.C.

EWR Newark - IAD Washington, D.C. Dulles Intl

EWRIAD

Newark

Sun 6/9

06:00-10:23

1 stop4h 23m

Washington, D.C. Dulles Intl

Wed 9/9

17:15-23:15

1 stop6h 00m

£221

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Thu 10/9

06:00-07:23

Nonstop1h 23m

Washington, D.C. Dulles Intl

Thu 17/9

22:09-23:30

Nonstop1h 21m

£227
Fastest return journey

NewarkWashington, D.C.

EWR Newark - IAD Washington, D.C. Dulles Intl

EWRIAD

Newark

Sun 27/9

06:00-07:19

Nonstop1h 19m

Washington, D.C. Dulles Intl

Sun 4/10

06:45-07:59

Nonstop1h 14m

£227

NewarkWashington, D.C.

EWR Newark - IAD Washington, D.C. Dulles Intl

EWRIAD

Newark

Thu 10/9

21:30-22:59

Nonstop1h 29m

Washington, D.C. Dulles Intl

Sun 13/9

08:35-09:59

Nonstop1h 24m

£228

Flights are sorted by cheapest return flights first.

Deals found on 12/8

Showing 1-10 of 44 resultsSorted by cheapest first
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Best time to book a flight from New York to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from New York with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from New York to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from New York to Washington, D.C. Dulles Intl Airport?

Currently, October is the cheapest month in which you can book a flight from New York to Washington, D.C. Dulles Intl Airport (average of £140). Flying from New York to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of £271). 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.

What is the cheapest time of day to fly from NYC to IAD?

Find hourly flight availability from New York to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 August 2026.

It’s optimal to fly from New York to Washington, D.C. Dulles Intl Airport in the morning. By choosing this option you can save up to 73% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from New York to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from New York to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 August 2026.

The most flights from NYC to IAD are scheduled on a Tuesday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

How much does it cost for a return flight from New York to Washington, D.C. Dulles Intl Airport?

Airfare is typical for this route at the moment.
New York to Washington, D.C. Dulles Intl Airport flights typically cost between £110 and £253 in September.
The cheapest return price found within the last 5 days was £118 on Frontier (10 Sept–17 Sept).

How often are flights from New York to Washington, D.C. delayed?

About 18% of weekly flights between New York and Washington, D.C. have experienced delays in the past year, with the average delay time being 129 minutes.

What is the most punctual flight time for New York to Washington, D.C. flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on New York to Washington, D.C. flights?

Over the past year, Delta have had the lowest number of delays on this route, with just 17% of flights being delayed.

Related info for your journey

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

  • How long is the flight from New York to Washington, D.C. Dulles Intl Airport?

    Departing from New York to Washington, D.C. Dulles Intl Airport will take you 1h 35m. Airlines will cover a distance of 228 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from New York to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from New York to Washington, D.C. Dulles Intl Airport are China Airlines (90%), EL AL (80%) and Endeavor Airlines (77%).

  • Can I find deals for flights from New York to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on New York to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from New York to Dulles Intl?

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

  • Can I find deals for business class flights from New York to Dulles Intl?

    Yes. Cheapflights offers flight deals from New York 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 New York to Washington, D.C. Dulles Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from New York to Washington, D.C. Dulles Intl Airport (average of £140). Flying from New York to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of £271). 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

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
Silver Spring
Gaithersburg
Oxon Hill
Alexandria
Hanover
Woodbridge
Glen Burnie
Springfield
Sterling

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Can Cheapflights find flights from New York to Dulles Intl with no change fees?

Need flexible booking options for your flight to Dulles Intl from New York? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from New York to Dulles Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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