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Cheap flights from White Plains to Washington, D.C. from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from White Plains to Washington, D.C. departing on 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Multiple Airlines Logo
12:10 pm - 8:24 pmHPN-IAD
8h 14m2 stops
Multiple Airlines Logo
11:40 am - 12:40 pmIAD-HPN
25h 00m1 stop
$258Multiple Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
Multiple Airlines Logo
8:00 am - 8:24 pmHPN-IAD
12h 24m2 stops
Multiple Airlines Logo
11:40 am - 12:40 pmIAD-HPN
25h 00m1 stop
$288Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
American Airlines Logo
7:47 am - 1:34 pmHPN-IAD
5h 47m1 stop
American Airlines Logo
9:12 am - 4:47 pmIAD-HPN
7h 35m1 stop
$343American Airlines
Find Deal
Sat, Feb 28 - Sat, Mar 7
American Airlines Logo
7:30 am - 1:34 pmHPN-IAD
6h 04m1 stop
American Airlines Logo
9:15 am - 4:49 pmIAD-HPN
7h 34m1 stop
$363American Airlines
Find Deal
Fri, Dec 12 - Sat, Dec 13
Multiple Airlines Logo
12:10 pm - 12:11 amHPN-IAD
12h 01m2 stops
Multiple Airlines Logo
11:40 am - 12:40 pmIAD-HPN
25h 00m1 stop
$367Multiple Airlines
Find Deal
Mon, Nov 17 - Thu, Nov 20
American Airlines Logo
6:43 pm - 11:08 pmHPN-IAD
4h 25m1 stop
American Airlines Logo
6:25 am - 1:06 pmIAD-HPN
6h 41m1 stop
$383American Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
American Airlines Logo
1:36 pm - 7:31 pmHPN-IAD
5h 55m1 stop
American Airlines Logo
6:25 am - 1:06 pmIAD-HPN
6h 41m1 stop
$423American Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 7
Multiple Airlines Logo
9:23 am - 11:16 amHPN-IAD
25h 53m2 stops
Multiple Airlines Logo
9:00 am - 4:46 pmIAD-HPN
7h 46m2 stops
$523Multiple Airlines
Find Deal
Tue, Feb 10 - Thu, Feb 12
Delta Logo
5:14 pm - 11:03 pmHPN-IAD
5h 49m1 stop
Delta Logo
6:00 am - 11:59 amIAD-HPN
5h 59m1 stop
$1,393Delta
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Sun, Nov 23 - Sat, Nov 29
Delta Logo
5:14 pm - 11:03 pmHPN-IAD
5h 49m1 stop
Delta Logo
11:05 am - 3:49 pmIAD-HPN
4h 44m1 stop
$1,420Delta
Find Deal
Sun, Nov 23 - Sat, Nov 29

American Airlines flights from White Plains to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on White Plains to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Feb 28
HPN7:47 amWhite Plains Westchester County
5h 47m
1 stop
IAD1:34 pmWashington, D.C. Dulles Intl
Mar 7
IAD9:12 amWashington, D.C. Dulles Intl
7h 35m
1 stop
HPN4:47 pmWhite Plains Westchester County
$343
Find similar
American Airlines
Dec 12
HPN7:30 amWhite Plains Westchester County
6h 04m
1 stop
IAD1:34 pmWashington, D.C. Dulles Intl
Dec 13
IAD9:15 amWashington, D.C. Dulles Intl
7h 34m
1 stop
HPN4:49 pmWhite Plains Westchester County
$363
Find similar
American Airlines
Dec 12
HPN6:43 pmWhite Plains Westchester County
4h 25m
1 stop
IAD11:08 pmWashington, D.C. Dulles Intl
Dec 14
IAD6:25 amWashington, D.C. Dulles Intl
6h 41m
1 stop
HPN1:06 pmWhite Plains Westchester County
$383
Find similar

Delta flights from White Plains to Washington, D.C. Dulles Intl Airport

Our best Delta deals on White Plains to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Nov 23
HPN5:14 pmWhite Plains Westchester County
5h 49m
1 stop
IAD11:03 pmWashington, D.C. Dulles Intl
Nov 29
IAD6:00 amWashington, D.C. Dulles Intl
5h 59m
1 stop
HPN11:59 amWhite Plains Westchester County
$1,393
Find similar
Delta
Nov 23
HPN5:14 pmWhite Plains Westchester County
5h 49m
1 stop
IAD11:03 pmWashington, D.C. Dulles Intl
Nov 29
IAD11:05 amWashington, D.C. Dulles Intl
4h 44m
1 stop
HPN3:49 pmWhite Plains Westchester County
$1,420
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from White Plains to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated November 6, 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

Fly to

Route

Depart

Return

Price

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 12/12

12:10 pm-8:24 pm

2 stops8h 14m

Washington, D.C. Dulles Intl

Sun 12/14

11:40 am-12:40 pm

1 stop25h 00m

$258

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 12/5

8:00 am-8:24 pm

2 stops12h 24m

Washington, D.C. Dulles Intl

Sun 12/7

11:40 am-12:40 pm

1 stop25h 00m

$288

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sat 2/28

7:47 am-1:34 pm

1 stop5h 47m

Washington, D.C. Dulles Intl

Sat 3/7

9:12 am-4:47 pm

1 stop7h 35m

$343

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 12/12

7:30 am-1:34 pm

1 stop6h 04m

Washington, D.C. Dulles Intl

Sat 12/13

9:15 am-4:49 pm

1 stop7h 34m

$363

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Mon 11/17

12:10 pm-12:11 am

2 stops12h 01m

Washington, D.C. Dulles Intl

Thu 11/20

11:40 am-12:40 pm

1 stop25h 00m

$367

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 12/12

6:43 pm-11:08 pm

1 stop4h 25m

Washington, D.C. Dulles Intl

Sun 12/14

6:25 am-1:06 pm

1 stop6h 41m

$383

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sat 12/6

1:36 pm-7:31 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Sun 12/7

6:25 am-1:06 pm

1 stop6h 41m

$423

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Tue 2/10

9:23 am-11:16 am

2 stops25h 53m

Washington, D.C. Dulles Intl

Thu 2/12

9:00 am-4:46 pm

2 stops7h 46m

$523

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sun 11/23

5:14 pm-11:03 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Sat 11/29

6:00 am-11:59 am

1 stop5h 59m

$1,393

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sun 11/23

5:14 pm-11:03 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Sat 11/29

11:05 am-3:49 pm

1 stop4h 44m

$1,420

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from White Plains to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $419. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from White Plains to Washington, D.C. Dulles Intl Airport for around $588.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from White Plains in the morning is the least expensive time of day to depart. momondo users have found prices as low as $454 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $634 on average. Flights to Washington, D.C. Dulles Intl Airport from White Plains at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from White Plains to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from White Plains to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap White Plains to Washington, D.C. Dulles Intl Airport (HPN to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from White Plains to Washington, D.C. Dulles Intl Airport

Direct flights

None
There are no direct flights from White Plains to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from White Plains to Washington, D.C. Dulles Intl Airport.
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  • How far is White Plains Westchester County to Washington, D.C. Dulles Intl by plane?

    Washington, D.C. Dulles Intl is 242.3 mi away from White Plains Westchester County. Typically, this will take 4h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from White Plains Westchester County Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from White Plains Westchester County Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from White Plains Westchester County Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from White Plains Westchester County Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from White Plains to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from White Plains to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from White Plains to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from White Plains which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from White Plains to Washington, D.C.?

Once all potential White Plains to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from White Plains to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of White Plains to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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