Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from New York to Washington, D.C. Dulles Intl Airport from £49

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — IAD
5 Apr — 12 Apr1
1 adult

Cheapflights Tip: The best prices from New York to Washington, D.C. Dulles Intl are usually found in April or March, booked 90 days in advance, depart on a Sunday or Monday and return on a Tuesday

Cheap 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 31 March 2025.

Round-trip from

£70

One-way from

£49

Popular in

December

Cheapest in

April

Average price

£191

Good round-trip deal

£70 or less
United Airlines
  • United Airlines
  • 7/5-14/5
  • Nonstop
  • 2h 52m total
  • New York to Washington, D.C.
United Airlines
  • United Airlines
  • 14/4
  • Nonstop
  • 1h 26m total
  • New York to Washington, D.C.
Highest demand for flights based on searches. 6% potential increase in price (£11 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from New York (NYC) to Washington, D.C. Dulles Intl.

Find flight deals from New York to Dulles Intl

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 31 March 2025.

Wed 7/506:00LGA - IAD
Nonstop1h 26mUnited Airlines
Wed 14/508:21IAD - LGA
Nonstop1h 26mUnited Airlines
Deal found 31/3£70
Tue 13/515:00EWR - IAD
Nonstop1h 30mUnited Airlines
Tue 20/508:30IAD - EWR
Nonstop1h 29mUnited Airlines
Deal found 31/3£70
Sat 17/522:00LGA - IAD
1 stop18h 36mFrontier
Tue 27/512:47IAD - LGA
1 stop8h 04mFrontier
Deal found 31/3£145
Mon 28/418:43EWR - IAD
2 stops16h 43mMultiple Airlines
Mon 5/508:25IAD - EWR
2 stops14h 09mMultiple Airlines
Deal found 31/3£182
Thu 17/705:59EWR - IAD
1 stop10h 18mFrontier
Mon 21/717:02IAD - EWR
1 stop7h 35mFrontier
Deal found 30/3£194
Wed 14/517:18LGA - IAD
1 stop6h 44mAmerican Airlines
Wed 21/509:11IAD - LGA
1 stop7h 12mAmerican Airlines
Deal found 29/3£198
Wed 28/505:59EWR - IAD
1 stop6h 07mDelta
Tue 3/606:00IAD - EWR
1 stop5h 58mDelta
Deal found 31/3£199
Wed 23/409:10LGA - IAD
2 stops15h 15mDelta
Thu 24/410:16IAD - LGA
1 stop13h 24mDelta
Deal found 31/3£321

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 31 March 2025.
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

New York

Fly to

Dulles Intl

Route

Depart

Return

Price

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Wed 7/5

06:00-07:26

Nonstop1h 26m

Washington, D.C. Dulles Intl

Wed 14/5

08:21-09:47

Nonstop1h 26m

£70

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Tue 13/5

15:00-16:30

Nonstop1h 30m

Washington, D.C. Dulles Intl

Tue 20/5

08:30-09:59

Nonstop1h 29m

£70

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Sat 17/5

22:00-16:36

1 stop18h 36m

Washington, D.C. Dulles Intl

Tue 27/5

12:47-20:51

1 stop8h 04m

£145

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Mon 28/4

18:43-11:26

2 stops16h 43m

Washington, D.C. Dulles Intl

Mon 5/5

08:25-22:34

2 stops14h 09m

£182

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Thu 17/7

05:59-16:17

1 stop10h 18m

Washington, D.C. Dulles Intl

Mon 21/7

17:02-00:37

1 stop7h 35m

£194

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Wed 14/5

17:18-00:02

1 stop6h 44m

Washington, D.C. Dulles Intl

Wed 21/5

09:11-16:23

1 stop7h 12m

£198

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Wed 28/5

05:59-12:06

1 stop6h 07m

Washington, D.C. Dulles Intl

Tue 3/6

06:00-11:58

1 stop5h 58m

£199

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Wed 23/4

09:10-00:25

2 stops15h 15m

Washington, D.C. Dulles Intl

Thu 24/4

10:16-23:40

1 stop13h 24m

£321

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Tue 6/5

19:59-16:00

1 stop20h 01m

Washington, D.C. Dulles Intl

Tue 13/5

17:38-06:30

1 stop12h 52m

£357

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Mon 14/4

19:29-20:55

Nonstop1h 26m

£49

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 21 results
1
2
3

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

How far ahead should I book a flight from New York to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a return flight from New York to Dulles Intl. Price data was last updated on 28 March 2025.

Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from New York to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from New York to Washington, D.C. Dulles Intl Airport (average of £599). Flying from New York to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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 31 March 2025.

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 74% on the cost of your flight, compared to a flight at midday.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 31 March 2025.
Read through reviews of airlines operating flights from New York to Washington, D.C., such as Alaska Airlines, Delta and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
8.0
Very Good

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.
  • What are the cheapest airlines flying from New York to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at £70, was found to be the cheapest airline from New York to Washington, D.C. Dulles Intl Airport.Alternate airlines flying return to your destination include Frontier and American Airlines. United Airlines is currently priced 66% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from New York to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as £49 on United Airlines. Other airlines that offer cheap prices include Delta from £69 and Frontier from £110 one-way.

  • 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 LATAM Airlines (91%), Air France (91%) and China Airlines (87%).

  • What are the cheapest flights from New York to Washington, D.C. Dulles Intl Airport?

    On average you can expect to pay £149 for a flight from New York to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is £70 while the most popular route, (Newark - Washington, D.C. Dulles Intl) is currently priced at £124.

  • 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, January is the cheapest month in which you can book a flight from New York to Washington, D.C. Dulles Intl Airport (average of £599). Flying from New York to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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 New York?

Book flights to New York if you plan to visit one of these locations
Silver Spring
Arlington
Woodbridge
College Park
Laurel
Tysons

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from New York to Dulles Intl?

Deals for New York to Dulles Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from New York to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from New York to Dulles Intl for you. Better yet — we are completely free to use.

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!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.