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Dulles Intl

$65+ Cheap flights to Dulles Intl

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
— IAD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Flights to Dulles Intl in 2025

Find the latest flights to Dulles Intl in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on September 17, 2025.

Popular in

December

Cheapest in

April

Average price

$232

Round-trip from

$103

One-way from

$65

Good round-trip deal

$153 or less

Good one-way deal

$73 or less
Highest demand for flights based on searches. 19% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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From New York to Washington, D.C.
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One-way flight from New York to Washington, D.C. Dulles Intl (IAD)
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Price to beat on a round-trip flight from New York to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from New York to Washington, D.C. Dulles Intl.
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Find flight deals to Dulles Intl Airport

Cheapest flights to Dulles Intl Airport
Explore the most affordable flight options available to Dulles Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:00 amLGA - IAD
Nonstop1h 32mUnited Airlines
Fri 10/1010:20 pmIAD - LGA
Nonstop1h 23mUnited Airlines
Deal found 9/17$117
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:00 amLGA - IAD
Nonstop1h 32mUnited Airlines
Sat 10/1110:21 pmIAD - LGA
Nonstop1h 23mUnited Airlines
Deal found 9/17$124
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:00 amLGA - IAD
Nonstop1h 27mUnited Airlines
Sun 11/28:19 amIAD - LGA
Nonstop1h 25mUnited Airlines
Deal found 9/16$126
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/302:56 pmLGA - IAD
Nonstop1h 32mUnited Airlines
Fri 10/38:21 amIAD - LGA
Nonstop1h 22mUnited Airlines
Deal found 9/16$127
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:00 amEWR - IAD
Nonstop1h 20mUnited Airlines
Sat 10/115:12 pmIAD - EWR
Nonstop1h 21mUnited Airlines
Deal found 9/17$127
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 amLGA - IAD
Nonstop1h 32mUnited Airlines
Fri 10/1010:20 pmIAD - LGA
Nonstop1h 23mUnited Airlines
Deal found 9/17$129
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:05 pmEWR - IAD
Nonstop1h 28mUnited Airlines
Sat 10/256:15 amIAD - EWR
Nonstop1h 14mUnited Airlines
Deal found 9/16$129
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:00 amLGA - IAD
Nonstop1h 32mUnited Airlines
Fri 10/1010:20 pmIAD - LGA
Nonstop1h 23mUnited Airlines
Deal found 9/16$133
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:39 pmEWR - IAD
Nonstop1h 28mUnited Airlines
Mon 10/1310:35 pmIAD - EWR
Nonstop1h 24mUnited Airlines
Deal found 9/16$133
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:30 amLGA - IAD
1 stop6h 25mFrontier
Fri 9/263:15 pmIAD - LGA
1 stop6h 59mFrontier
Deal found 9/15$137
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:00 amEWR - IAD
Nonstop1h 20mUnited Airlines
Sun 10/58:30 amIAD - EWR
Nonstop1h 20mUnited Airlines
Deal found 9/16$137
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1510:30 amJFK - IAD
Nonstop1h 27mDelta
Wed 10/157:59 pmIAD - JFK
Nonstop1h 31mDelta
Deal found 9/15$137

Cheapflights Fare Finder

 
Locate flights to Dulles Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on September 17, 2025.
Use the filters below to find and compare flights to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

New York

Route

Depart

Return

Price

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Tue 1/13

7:29 pm-8:59 pm

Nonstop1h 30m

Washington, D.C. Dulles Intl

Fri 1/16

10:20 pm-11:43 pm

Nonstop1h 23m

$117

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Thu 10/30

6:00 am-7:27 am

Nonstop1h 27m

Washington, D.C. Dulles Intl

Tue 11/4

8:19 am-9:44 am

Nonstop1h 25m

$117

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Sat 2/28

7:29 pm-8:57 pm

Nonstop1h 28m

Washington, D.C. Dulles Intl

Sat 3/7

5:10 pm-6:27 pm

Nonstop1h 17m

$123

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Fri 10/10

6:00 am-7:32 am

Nonstop1h 32m

Washington, D.C. Dulles Intl

Sat 10/11

10:21 pm-11:44 pm

Nonstop1h 23m

$124

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Sat 11/1

6:00 am-7:27 am

Nonstop1h 27m

Washington, D.C. Dulles Intl

Sun 11/2

8:19 am-9:44 am

Nonstop1h 25m

$124

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Tue 10/14

7:42 pm-9:11 pm

Nonstop1h 29m

Washington, D.C. Dulles Intl

Tue 10/21

8:30 am-9:50 am

Nonstop1h 20m

$129

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Mon 10/13

9:00 pm-10:28 pm

Nonstop1h 28m

Washington, D.C. Dulles Intl

Thu 10/16

8:30 am-9:50 am

Nonstop1h 20m

$129

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Wed 10/15

9:00 pm-10:28 pm

Nonstop1h 28m

Washington, D.C. Dulles Intl

Thu 10/16

8:30 am-9:50 am

Nonstop1h 20m

$129

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Sat 2/28

6:00 am-7:19 am

Nonstop1h 19m

Washington, D.C. Dulles Intl

Sat 3/7

8:15 am-9:46 am

Nonstop1h 31m

$129

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Thu 11/6

9:34 pm-10:58 pm

Nonstop1h 24m

Washington, D.C. Dulles Intl

Sun 11/9

6:00 am-7:13 am

Nonstop1h 13m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 60 results
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The best insider tips for flights to Washington, D.C. Dulles Intl Airport

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport trip
Airlines
American Airlines

American Airlines' Main Cabin Extra offers 34”-35” legroom, enhancing comfort on long-haul flights.


American Airlines' Flagship Business offers 6’ 7” lay-flat beds and 16” HD screens.

Read more about American Airlinesby Marisa Garcia
Alaska Airlines

Alaska Airlines' Saver Fare allows a carry-on but restricts seat selection and changes.


Alaska Airlines offers 32” legroom in Main Cabin, with pre-order meals available online.

Read more about Alaska Airlinesby Robert Schrader
Frontier

Frontier's UpFront Plus guarantees an empty middle seat for extra comfort.


Frontier's Preferred Seat allows quicker deplaning, but no extra comfort benefits.

Read more about Frontierby Marisa Garcia
Delta

Delta's Comfort Plus offers extra legroom, early boarding, and upgraded snacks.


Delta's free Wi-Fi for SkyMiles members is available on most domestic flights.

Read more about Deltaby Harriet Baskas
United Airlines

United's Economy Plus offers extra legroom and priority check-in on international flights.


United's Basic Economy restricts carry-ons; only personal items allowed unless exceptions apply.

Read more about United Airlinesby Harriet Baskas
Allegiant Air

Allegiant's base fare includes only a personal item; carry-ons cost extra.


Allegiant offers bundles for bags, seat assignments, and priority boarding at reduced rates.

Read more about Allegiant Airby Matt Meltzer
Airports
IAD

The Washington Metro Silver line reaches Dulles in less than 40 minutes, making it one of the cheapest ways to get to the airport.

Read more about IADby Ramsey Qubein
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on American Airlines and Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta and United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Matt Meltzer

Matt Meltzer

Expert on Allegiant Air

Matt Meltzer

Matt Meltzer

Matt Meltzer has been a travel writer for over a decade, covering U.S. domestic locations and hotels for Thrillist, Fifty Grande, Matador Network, Conde Nast Traveler, and other top publications. He's won multiple travel journalism awards from the Society of American Travel Writers and North American Travel Journalists Association, and currently resides in South Florida.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Cheapflights Insights

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

When is the best time to book a flight to Dulles Intl?

Use this chart to determine the optimal time to book a round-trip flight from New York to Dulles Intl. Price data was last updated on September 12, 2025.

Booking 38 days in advance of your planned departure date is, on average, the best time to get cheap flights to Dulles Intl. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Dulles Intl?

On average, a flight from New York to Dulles Intl takes 2 hours 52 minutes. Flights to Dulles Intl from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Dulles Intl?

Use this chart to determine the cheapest time to fly round-trip from New York to Dulles Intl. Price data was last updated on September 14, 2025.

Users looking for the lowest fares to Dulles Intl should consider flying on Wednesday evenings, when prices are typically cheapest. Budget-minded travelers will want to avoid Sunday at noon, when prices are usually at their highest.

Weekly flight availability to Dulles Intl

The most flights from New York to Dulles Intl are scheduled on a Wednesday (36 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

What are the most popular airlines that fly to Dulles Intl?

The most popular airlines flying from New York to Dulles Intl are United Airlines and Delta.

United Airlines
United Airlines
From $77
Delta
Delta
From $84
Frontier
Frontier
From $37
Alaska Airlines
Alaska Airlines
From $141

What are the cheapest airlines that fly to Dulles Intl?

The cheapest airlines flying from New York to Dulles Intl are Delta and United Airlines.

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 Dulles Intl ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Dulles Intl when rainfall is around 2.6 in.

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 Dulles Intl, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 September 17, 2025.
Read through reviews of airlines servicing the United States, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

FAQs about flying to Dulles Intl

Washington Dulles International Airport (IAD) handles close to 24 million passengers each year. This architecturally beautiful airport is situated 26 miles (42km) from downtown Washington DC and serves a metropolitan area that includes Washington, Baltimore and Northern Virginia.

Washington Dulles International Airport was named after John Foster Dulles who was a former US Secretary of State. The airport is well-connected to Washington and Virginia, and is also connected to more than 125 destinations around the world, making it a popular gateway to the eastern United States.

The airport has a range of shopping options including book shops, fashion, jewelry, gifts, gadgets and music. The duty-free shops at the Washington Dulles International Airport are well-stocked and the amenities are top-class.

The airport serves as a hub for United Airlines, however passengers can book flights to Washington Dulles International Airport on most major international and domestic airlines.

  • Can I find cheaper flights to Dulles Intl if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Dulles Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Dulles Intl?

    Based on reviews from Cheapflights users, Spirit Airlines is rated the highest out of the airlines that fly to Dulles Intl.

  • What is the cheapest airport to fly to in Dulles Intl?

    Washington, D.C. Dulles Intl is currently the cheapest airport to fly to in Dulles Intl. One-way flights to Washington, D.C. Dulles Intl typically cost $30, while round-trip flights cost around $36.

  • How much is a round-trip flight to Dulles Intl?

    A round-trip flight to Dulles Intl will typically cost around $81, however they can be found for as little as $36.

  • Where does the fastest flight to Dulles Intl depart from?

    For those looking to save time traveling to Dulles Intl, Baltimore/Washington offers the quickest one-way flight (0 hours 27 minutes).

  • Does Washington, D.C. Dulles Intl have rental cars?

    Yes. Those touching down at Washington, D.C. Dulles Intl can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Washington, D.C. Dulles Intl?

    Yes. Washington, D.C. Dulles Intl has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl (0.0 mi away from Washington, D.C. Dulles Intl).

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
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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