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Dulles Intl

$130+ Cheap flights from White Plains (HPN) 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
HPN — IAD
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheap flight deals from White Plains to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from White Plains (HPN) 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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$288
(Kiwi.com)

One-way from

$130
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$259
Provider with most accurate pricing for White Plains Westchester County-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for White Plains Westchester County-Washington, D.C. Dulles Intl flights.
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From White Plains Westchester County to Washington, D.C. Dulles Intl
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One-way flight from White Plains Westchester County to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 20% potential increase in price ($58 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 October 2025
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Find flight deals from White Plains to Dulles Intl

Cheapest flights from White Plains to Dulles Intl
Explore the most affordable flight options available from White Plains to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Wed 11/127:40 pmHPN - IAD
1 stop24h 15mMultiple Airlines
Mon 11/178:37 pmIAD - HPN
2 stops14h 52mMultiple Airlines
Deal found 10/18$288
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Wed 11/127:40 pmHPN - IAD
1 stop24h 15mMultiple Airlines
Sun 11/168:36 pmIAD - HPN
2 stops14h 52mMultiple Airlines
Deal found 10/18$303
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Sat 11/87:40 pmHPN - IAD
1 stop24h 15mMultiple Airlines
Mon 11/178:37 pmIAD - HPN
2 stops14h 52mMultiple Airlines
Deal found 10/18$333
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Sat 11/87:40 pmHPN - IAD
1 stop24h 15mMultiple Airlines
Thu 11/138:36 pmIAD - HPN
2 stops14h 52mMultiple Airlines
Deal found 10/18$339
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Sat 11/87:40 pmHPN - IAD
1 stop24h 15mMultiple Airlines
Sun 11/168:36 pmIAD - HPN
2 stops14h 52mMultiple Airlines
Deal found 10/18$348
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Thu 11/138:00 amHPN - IAD
2 stops16h 11mMultiple Airlines
Sun 11/168:22 pmIAD - HPN
1 stop16h 18mMultiple Airlines
Deal found 10/18$353
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Sat 11/1512:00 pmHPN - IAD
1 stop22h 20mMultiple Airlines
Mon 11/178:37 pmIAD - HPN
2 stops14h 52mMultiple Airlines
Deal found 10/19$376
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Mon 11/312:10 pmHPN - IAD
2 stops12h 01mMultiple Airlines
Thu 11/68:22 pmIAD - HPN
1 stop16h 18mMultiple Airlines
Deal found 10/18$380
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Sat 11/812:00 pmHPN - IAD
1 stop22h 20mMultiple Airlines
Tue 11/118:40 amIAD - HPN
2 stops27h 54mMultiple Airlines
Deal found 10/18$386
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/712:10 pmHPN - IAD
2 stops49h 15mMultiple Airlines
Thu 11/138:22 pmIAD - HPN
1 stop16h 18mMultiple Airlines
Deal found 10/18$390
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Sun 11/98:00 amHPN - IAD
2 stops16h 11mMultiple Airlines
Thu 11/138:22 pmIAD - HPN
1 stop16h 18mMultiple Airlines
Deal found 10/18$391

Cheapflights Fare Finder

 
Customize your flight search to find flights from White Plains 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 October 20, 2025.
Use the filters below to find and compare flights from White Plains to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

White Plains

Fly to

Dulles Intl

Route

Depart

Return

Price

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Wed 11/12

7:40 pm-7:55 pm

1 stop24h 15m

Washington, D.C. Dulles Intl

Mon 11/17

8:37 pm-11:29 am

2 stops14h 52m

$288

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Wed 11/12

7:40 pm-7:55 pm

1 stop24h 15m

Washington, D.C. Dulles Intl

Sun 11/16

8:36 pm-11:28 am

2 stops14h 52m

$303

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Thu 11/13

8:00 am-12:11 am

2 stops16h 11m

Washington, D.C. Dulles Intl

Sun 11/16

8:22 pm-12:40 pm

1 stop16h 18m

$353

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sat 11/15

12:00 pm-10:20 am

1 stop22h 20m

Washington, D.C. Dulles Intl

Mon 11/17

8:37 pm-11:29 am

2 stops14h 52m

$376

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sat 11/8

12:00 pm-10:20 am

1 stop22h 20m

Washington, D.C. Dulles Intl

Tue 11/11

8:40 am-12:34 pm

2 stops27h 54m

$386

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sun 11/9

8:00 am-12:11 am

2 stops16h 11m

Washington, D.C. Dulles Intl

Thu 11/13

8:22 pm-12:40 pm

1 stop16h 18m

$391

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 11/7

12:10 pm-1:25 pm

2 stops49h 15m

Washington, D.C. Dulles Intl

Sun 11/16

8:22 pm-12:40 pm

1 stop16h 18m

$397

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sun 11/9

8:00 am-12:11 am

2 stops16h 11m

Washington, D.C. Dulles Intl

Sun 11/16

8:22 pm-12:40 pm

1 stop16h 18m

$398

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sat 11/8

7:40 pm-7:55 pm

1 stop24h 15m

Washington, D.C. Dulles Intl

Thu 11/13

8:22 pm-12:40 pm

1 stop16h 18m

$407

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Mon 11/10

12:10 pm-12:11 am

2 stops12h 01m

Washington, D.C. Dulles Intl

Thu 11/13

8:22 pm-12:40 pm

1 stop16h 18m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Showing 1-10 of 18 results
1
2

Compare providers for flights from White Plains to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from White Plains to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on White Plains-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on White Plains-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from White Plains-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on White Plains-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for White Plains-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from White Plains to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from White Plains 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 from White Plains to Washington, D.C. Dulles Intl Airport

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

Currently, March is the cheapest month in which you can book a flight from White Plains to Washington, D.C. Dulles Intl Airport (average of $48). Flying from White Plains to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $212). 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.

Related info for your journey

Find useful and relevant information for your journey from White Plains 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 White Plains to Washington, D.C. Dulles Intl?

    Located just 3.7 mi from the city center, White Plains Westchester County is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from White Plains. Booking flights from Westchester County (HPN) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.

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

    Yes. In addition to deals on White Plains to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from White Plains to Dulles Intl?

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

  • Can I find deals for business class flights from White Plains to Dulles Intl?

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

    Currently, March is the cheapest month in which you can book a flight from White Plains to Washington, D.C. Dulles Intl Airport (average of $48). Flying from White Plains to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $212). 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
Alexandria
Woodbridge
Arlington
Tysons
Springfield
Silver Spring
Hanover
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf

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Alternative routes for White Plains to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Dulles Intl flights
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Rutland to Reagan-National flights
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Elmira to Reagan-National flights
Watertown to Reagan-National flights
Binghamton to Dulles Intl flights
Elmira to Baltimore flights
Watertown to Baltimore flights
Plattsburgh to Baltimore flights
Stewart to Reagan-National flights
Binghamton to Reagan-National flights
Niagara Falls to Baltimore flights
Saranac Lake to Baltimore flights
Saranac Lake to Dulles Intl flights

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