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Westchester County

$101+ Cheap flights from Dulles Intl (IAD) to Westchester County

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HPN
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Dulles Intl to Westchester County

Cheapest flights from Dulles Intl to Westchester County
Explore the most affordable flight options available from Dulles Intl to Westchester County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/411:40 amIAD - HPN
1 stop25h 00mMultiple Airlines
Thu 12/118:00 amHPN - IAD
1 stop28h 48mMultiple Airlines
Deal found 11/4$236
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:25 amIAD - HPN
1 stop6h 41mAmerican Airlines
Tue 12/97:30 amHPN - IAD
1 stop6h 04mAmerican Airlines
Deal found 11/6$343
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:25 amIAD - HPN
1 stop6h 41mAmerican Airlines
Sun 12/77:59 amHPN - IAD
1 stop5h 21mAmerican Airlines
Deal found 11/5$363
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 11/276:00 amIAD - HPN
1 stop16h 09mDelta
Thu 12/46:10 amHPN - IAD
1 stop8h 30mDelta
Deal found 11/3$374
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:25 amIAD - HPN
1 stop5h 21mAmerican Airlines
Sun 12/76:49 pmHPN - IAD
1 stop5h 12mAmerican Airlines
Deal found 11/5$383
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 11/168:22 pmIAD - HPN
1 stop16h 18mMultiple Airlines
Sat 11/221:29 pmHPN - IAD
2 stops42h 16mMultiple Airlines
Deal found 11/3$397
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 11/238:44 amIAD - HPN
2 stops26h 44mMultiple Airlines
Fri 11/281:20 pmHPN - IAD
1 stop19h 30mMultiple Airlines
Deal found 11/4$482
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/159:12 amIAD - HPN
1 stop7h 39mAmerican Airlines
Tue 11/186:43 pmHPN - IAD
1 stop4h 24mAmerican Airlines
Deal found 11/5$483
This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:12 amIAD - HPN
1 stop7h 39mAmerican Airlines
Sun 11/96:49 pmHPN - IAD
1 stop5h 10mAmerican Airlines
Deal found 11/4$525
This American Airlines deal was found by Cheapflights users on 11/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/14:34 pmIAD - HPN
1 stop6h 13mAmerican Airlines
Thu 12/186:56 pmHPN - IAD
1 stop5h 08mAmerican Airlines
Deal found 11/3$540
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:35 pmIAD - HPN
1 stop4h 55mAmerican Airlines
Sun 11/96:49 pmHPN - IAD
1 stop5h 10mAmerican Airlines
Deal found 11/5$567

Cheap flight deals from Dulles Intl to Westchester County

Keep the following information in mind while searching for Dulles Intl to Westchester County flight deals. Data was last updated November 6, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$236
(Kiwi.com)

One-way from

$101
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$237
Provider with most accurate pricing for Washington, D.C. (WAS)-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-New York (NYC) flights.
Search Deals
From Washington, D.C. Dulles Intl to Westchester County
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Westchester County
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Westchester County 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 November 6, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Westchester County that are best for you.

Fly from

Dulles Intl

Fly to

Westchester County

Route

Depart

Return

Price

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Thu 12/4

11:40 am-12:40 pm

1 stop25h 00m

White Plains Westchester County

Thu 12/11

8:00 am-12:48 pm

1 stop28h 48m

$236

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Sat 12/6

6:25 am-1:06 pm

1 stop6h 41m

White Plains Westchester County

Tue 12/9

7:30 am-1:34 pm

1 stop6h 04m

$343

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Sat 1/17

7:01 am-1:00 pm

1 stop5h 59m

White Plains Westchester County

Mon 1/19

11:00 am-5:16 pm

1 stop6h 16m

$363

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Sat 12/6

9:15 am-4:49 pm

1 stop7h 34m

White Plains Westchester County

Sun 12/7

7:59 am-1:20 pm

1 stop5h 21m

$363

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Thu 11/27

6:00 am-10:09 pm

1 stop16h 09m

White Plains Westchester County

Wed 12/3

6:10 am-5:03 pm

1 stop10h 53m

$374

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Thu 11/27

6:00 am-10:09 pm

1 stop16h 09m

White Plains Westchester County

Sat 12/6

6:10 am-6:21 pm

1 stop12h 11m

$374

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Fri 12/5

11:25 am-4:46 pm

1 stop5h 21m

White Plains Westchester County

Sun 12/7

6:49 pm-12:01 am

1 stop5h 12m

$383

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Sun 11/16

8:22 pm-12:40 pm

1 stop16h 18m

White Plains Westchester County

Sat 11/22

1:29 pm-7:45 am

2 stops42h 16m

$397

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Sun 11/23

4:34 pm-10:47 pm

1 stop6h 13m

White Plains Westchester County

Tue 12/2

6:43 pm-11:07 pm

1 stop4h 24m

$525

Washington, D.C.White Plains

IAD - HPN

IADHPN

Washington, D.C. Dulles Intl

Wed 11/19

5:29 pm-10:30 pm

1 stop5h 01m

White Plains Westchester County

Sun 11/23

6:49 pm-11:59 pm

1 stop5h 10m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 18 results
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Best time to book a flight from Dulles Intl to Westchester County

Have a flexible travel schedule? Discover the best time to fly to Westchester County from 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 from Washington, D.C. Dulles Intl Airport to Westchester County
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Westchester County. 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 Washington, D.C. Dulles Intl Airport to Westchester County?

    Departing from Washington, D.C. Dulles Intl Airport to Westchester County will take you 6h 41m. There are 246 mi between Washington, D.C. Dulles Intl Airport and Westchester County.

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

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

  • How can I find direct flights from Dulles Intl to Westchester County?

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

  • Can I find deals for business class flights from Dulles Intl to Westchester County?

    Yes. Cheapflights offers flight deals from Dulles Intl to Westchester County by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Dulles Intl to Westchester County

See prices for flight routes from nearby airports that may be better suited for you.
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