How long is the flight from White Plains to Washington, D.C. Dulles Intl Airport?

Departing from White Plains to Washington, D.C. Dulles Intl Airport will take you 4h 56m. The distance from White Plains to Washington, D.C. Dulles Intl Airport is about 246 mi.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

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 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).

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

When flying from White Plains to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$120+ Cheap Flights from White Plains to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from White Plains to Dulles Intl

Cheapest

Best

Last-minute

One-way

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 September 17, 2026.

Tue 9/227:45 pm -

2 stops41h 22m

Tue 9/292:57 pm -

1 stop28h 03m

Deal found 9/16

$336

Tue 11/108:17 am -

1 stop25h 04m

Tue 12/110:54 pm -

2 stops22h 06m

Deal found 9/14

$351

Wed 10/147:45 pm -

2 stops28h 36m

Wed 10/211:49 pm -

1 stop29h 11m

Deal found 9/15

$363

Fri 10/1612:00 pm -

2 stops22h 17m

Mon 10/197:53 pm -

1 stop25h 07m

Deal found 9/13

$389

Tue 9/298:17 am -

1 stop25h 04m

Sat 10/39:33 am -

2 stops11h 27m

Deal found 9/14

$411

Tue 9/298:17 am -

1 stop25h 04m

Sat 10/31:49 pm -

1 stop29h 11m

Deal found 9/14

$419

Mon 9/287:45 pm -

2 stops21h 33m

Fri 10/27:53 pm -

1 stop23h 07m

Deal found 9/13

$447

Sat 9/267:45 pm -

2 stops21h 33m

Tue 9/292:57 pm -

1 stop28h 03m

Deal found 9/14

$448

Sat 10/177:55 am -

1 stop4h 56m

Sat 10/249:15 am -

1 stop7h 40m

Deal found 9/16

$461

Wed 10/146:59 pm -

1 stop4h 59m

Wed 10/216:15 am -

1 stop7h 02m

Deal found 9/15

$487

Sat 10/247:55 am -

1 stop4h 56m

Mon 10/266:15 am -

1 stop7h 02m

Deal found 9/16

$500

Sat 9/197:47 am -

1 stop4h 09m

Tue 9/226:14 am -

1 stop4h 18m

Deal found 9/15

$513

Best flights from White Plains to Dulles Intl
Discover carefully curated flight deals from White Plains to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.

Sat 10/247:55 am -

1 stop4h 56m

Mon 10/266:15 am -

1 stop7h 02m

Deal found 9/13

$500

Tue 12/19:11 am -

2 stops22h 14m

Wed 12/210:19 pm -

2 stops18h 40m

Deal found 9/16

$542

Thu 10/227:55 am -

1 stop4h 56m

Sat 10/245:01 am -

1 stop4h 28m

Deal found 9/13

$500

Fri 10/239:11 am -

2 stops26h 00m

Sat 10/2410:15 pm -

2 stops18h 44m

Deal found 9/15

$606

Wed 10/219:11 am -

2 stops22h 09m

Mon 10/2610:19 pm -

2 stops18h 40m

Deal found 9/16

$646

Sat 11/149:26 am -

2 stops21h 44m

Mon 11/1610:19 pm -

2 stops18h 27m

Deal found 9/14

$668

Mon 9/286:58 pm -

1 stop3h 53m

Tue 9/2910:25 am -

1 stop6h 28m

Deal found 9/15

$818

Fri 10/28:17 am -

1 stop6h 04m

Sun 10/46:13 pm -

2 stops17h 07m

Deal found 9/15

$685

Sat 10/179:11 am -

2 stops11h 47m

Sat 10/2410:15 pm -

2 stops18h 44m

Deal found 9/16

$805

Fri 10/309:11 am -

2 stops21h 59m

Sun 11/110:19 pm -

2 stops18h 40m

Deal found 9/15

$806

Thu 10/229:26 am -

2 stops21h 54m

Sat 10/2410:15 pm -

2 stops18h 31m

Deal found 9/13

$813

Tue 10/209:11 am -

2 stops22h 09m

Thu 10/2210:15 pm -

2 stops18h 44m

Deal found 9/15

$826

Last-minute flights from White Plains to Dulles Intl
Discover last-minute flight deals from White Plains to Dulles Intl. Data last updated September 17, 2026 and is based on user searches.

Sat 9/197:47 am -

1 stop4h 09m

Tue 9/226:14 am -

1 stop4h 18m

Deal found 9/15

$513

Tue 9/227:45 pm -

2 stops41h 22m

Tue 9/292:57 pm -

1 stop28h 03m

Deal found 9/16

$336

Thu 9/248:17 am -

1 stop11h 11m

Sun 9/271:47 pm -

1 stop29h 13m

Deal found 9/17

$514

Sat 9/267:45 pm -

2 stops21h 33m

Tue 9/292:57 pm -

1 stop28h 03m

Deal found 9/14

$448

Mon 9/287:45 pm -

2 stops21h 33m

Fri 10/27:53 pm -

1 stop23h 07m

Deal found 9/13

$447

Tue 9/298:17 am -

1 stop25h 04m

Sat 10/39:33 am -

2 stops11h 27m

Deal found 9/14

$411

Tue 9/298:17 am -

1 stop25h 04m

Sat 10/31:49 pm -

1 stop29h 11m

Deal found 9/14

$419

Wed 10/147:45 pm -

2 stops28h 36m

Wed 10/211:49 pm -

1 stop29h 11m

Deal found 9/15

$363

Wed 10/146:59 pm -

1 stop4h 59m

Wed 10/216:15 am -

1 stop7h 02m

Deal found 9/15

$487

Fri 10/1612:00 pm -

2 stops22h 17m

Mon 10/197:53 pm -

1 stop25h 07m

Deal found 9/13

$389

Sat 10/177:55 am -

1 stop4h 56m

Tue 10/2012:28 pm -

1 stop4h 25m

Deal found 9/16

$461

Sat 10/247:55 am -

1 stop4h 56m

Mon 10/266:15 am -

1 stop7h 02m

Deal found 9/16

$500

One-way flights from White Plains to Dulles Intl
Search for one-way flight options from White Plains to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.

Tue 9/227:45 pm -

2 stops41h 22m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$120

Tue 10/277:45 pm -

2 stops38h 36m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$126

Mon 10/267:45 pm -

2 stops38h 36m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$128

Fri 10/167:45 pm -

2 stops21h 28m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/16

$130

Wed 11/117:45 pm -

2 stops38h 36m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$142

Fri 10/307:45 pm -

2 stops27h 58m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/17

$150

Tue 10/137:45 pm -

3 stops38h 32m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$162

Mon 10/197:45 pm -

2 stops38h 32m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$165

Fri 12/117:45 pm -

2 stops25h 44m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/17

$172

Fri 9/257:45 pm -

2 stops41h 22m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$175

Find flight deals from White Plains to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$336 (Kiwi.com)
One-way from	$120 (Kiwi.com)
Popular in	March
Cheapest in	February
Average price	$317

Provider with most accurate pricing for White Plains Westchester County-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for White Plains Westchester County-Washington, D.C. Dulles Intl flights.

Search Deals

From White Plains Westchester County to Washington, D.C. Dulles Intl

Search Deals

One-way flight from White Plains Westchester County to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($23 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Thu 9/24

8:17 am-7:28 pm

1 stop11h 11m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$273

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Sun 10/4

12:05 pm-10:17 am

2 stops22h 12m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$284

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Thu 9/24

7:45 pm-10:17 am

2 stops38h 32m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$319

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Mon 10/12

9:26 am-7:20 am

2 stops21h 54m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$373

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Wed 11/4

10:00 am-4:43 pm

1 stop6h 43m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$381

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Tue 10/20

1:52 pm-8:46 pm

1 stop6h 54m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$381

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Wed 9/30

7:47 am-11:56 am

1 stop4h 09m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$426

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Thu 10/22

7:55 am-12:51 pm

1 stop4h 56m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$437

Quickest round-trip

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Tue 9/22

6:58 pm-10:51 pm

1 stop3h 53m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$461

White PlainsWashington, D.C.

HPN White Plains Westchester County - IAD Washington, D.C. Dulles Intl

HPNIAD

White Plains Westchester County

Sat 10/24

7:55 am-12:51 pm

1 stop4h 56m

Washington, D.C. Dulles Intl

Mon 10/26

6:15 am-1:17 pm

1 stop7h 02m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 21 resultsSorted by cheapest first

Compare providers for flights from White Plains to Dulles Intl

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 September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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.

HPN-IAD

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

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.
How long is the flight from White Plains to Washington, D.C. Dulles Intl Airport?
Departing from White Plains to Washington, D.C. Dulles Intl Airport will take you 4h 56m. The distance from White Plains to Washington, D.C. Dulles Intl Airport is about 246 mi.
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.

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$120+ Cheap flights from White Plains (HPN) to Dulles Intl (IAD)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from White Plains to Dulles Intl

Cheapest flights from White Plains to Dulles IntlExplore 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 September 17, 2026.

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 September 17, 2026.

Best flights from White Plains to Dulles IntlDiscover carefully curated flight deals from White Plains to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.

Discover carefully curated flight deals from White Plains to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.

Last-minute flights from White Plains to Dulles IntlDiscover last-minute flight deals from White Plains to Dulles Intl. Data last updated September 17, 2026 and is based on user searches.

Discover last-minute flight deals from White Plains to Dulles Intl. Data last updated September 17, 2026 and is based on user searches.

One-way flights from White Plains to Dulles IntlSearch for one-way flight options from White Plains to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.

Search for one-way flight options from White Plains to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.

Find flight deals from White Plains to Dulles Intl

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Most trusted provider

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Cheapflights Fare Finder

Use the filters below to find and compare flights from White Plains to Washington, D.C. Dulles Intl Airport that are best for you.

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 September.

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.

Related info for your journey

What airport do you fly from for flights from White Plains to Washington, D.C. Dulles Intl?

How long is the flight from White Plains to Washington, D.C. Dulles Intl Airport?

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

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Alternative routes for White Plains to Dulles Intl

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Complete your trip

Complete your trip to Dulles Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.

Search flights from White Plains to Dulles Intl by cabin class

Find flights from White Plains to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

White Plains and Dulles Intl flights

Browse other White Plains and Dulles Intl flight options. Last updated on September 17, 2026.

Other flights from White Plains

Browse through other flights departing from White Plains. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.

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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 September 17, 2026.

Best flights from White Plains to Dulles Intl
Discover carefully curated flight deals from White Plains to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.

Last-minute flights from White Plains to Dulles Intl
Discover last-minute flight deals from White Plains to Dulles Intl. Data last updated September 17, 2026 and is based on user searches.

One-way flights from White Plains to Dulles Intl
Search for one-way flight options from White Plains to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.