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Cheap flights from White Plains to Washington, D.C. from $133

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 3/9. 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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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
8:00 am - 12:42 pm
HPN
-
IAD
28h 42m
1 stop
Multiple Airlines Logo
6:30 am - 8:30 pm
IAD
-
HPN
14h 00m
2 stops
$338Multiple Airlines
Thu, Mar 5 - Thu, Mar 12
Multiple Airlines Logo
12:00 pm - 7:27 am
HPN
-
IAD
19h 27m
2 stops
Multiple Airlines Logo
2:10 pm - 7:00 pm
IAD
-
HPN
28h 50m
1 stop
$394Multiple Airlines
Wed, May 6 - Sun, May 10
American Airlines Logo
7:47 am - 1:32 pm
HPN
-
IAD
5h 45m
1 stop
American Airlines Logo
5:00 am - 9:29 am
IAD
-
HPN
4h 29m
1 stop
$400American Airlines
Sat, Mar 21 - Sun, Mar 22
American Airlines Logo
1:37 pm - 8:30 pm
HPN
-
IAD
6h 53m
1 stop
American Airlines Logo
5:00 am - 9:29 am
IAD
-
HPN
4h 29m
1 stop
$423American Airlines
Tue, Feb 17 - Sat, Feb 21
American Airlines Logo
1:37 pm - 8:30 pm
HPN
-
IAD
6h 53m
1 stop
American Airlines Logo
5:00 am - 9:29 am
IAD
-
HPN
4h 29m
1 stop
$429American Airlines
Thu, Mar 19 - Sun, Mar 22
American Airlines Logo
10:05 am - 2:39 pm
HPN
-
IAD
4h 34m
1 stop
American Airlines Logo
5:00 am - 9:29 am
IAD
-
HPN
4h 29m
1 stop
$484American Airlines
Wed, Feb 18 - Sun, Feb 22
American Airlines Logo
1:37 pm - 8:30 pm
HPN
-
IAD
6h 53m
1 stop
American Airlines Logo
5:00 am - 9:29 am
IAD
-
HPN
4h 29m
1 stop
$485American Airlines
Fri, Feb 20 - Sun, Feb 22
American Airlines Logo
7:55 am - 12:36 pm
HPN
-
IAD
4h 41m
1 stop
American Airlines Logo
6:40 am - 1:12 pm
IAD
-
HPN
6h 32m
1 stop
$506American Airlines
Fri, May 29 - Mon, Jun 1
American Airlines Logo
10:00 am - 5:14 pm
HPN
-
IAD
7h 14m
1 stop
American Airlines Logo
6:40 am - 1:12 pm
IAD
-
HPN
6h 32m
1 stop
$526American Airlines
Fri, May 29 - Sun, May 31
Multiple Airlines Logo
7:40 pm - 8:06 pm
HPN
-
IAD
24h 26m
1 stop
Multiple Airlines Logo
9:07 pm - 11:28 am
IAD
-
HPN
14h 21m
2 stops
$533Multiple Airlines
Wed, Feb 18 - Sun, Feb 22

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
Mar 21
HPN7:47 amWhite Plains Westchester County
5h 45m
1 stop
IAD1:32 pmWashington, D.C. Dulles Intl
Mar 22
IAD5:00 amWashington, D.C. Dulles Intl
4h 29m
1 stop
HPN9:29 amWhite Plains Westchester County
$400
American Airlines
Feb 17
HPN1:37 pmWhite Plains Westchester County
6h 53m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
Feb 21
IAD5:00 amWashington, D.C. Dulles Intl
4h 29m
1 stop
HPN9:29 amWhite Plains Westchester County
$423
American Airlines
Mar 19
HPN1:37 pmWhite Plains Westchester County
6h 53m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
Mar 22
IAD5:00 amWashington, D.C. Dulles Intl
4h 29m
1 stop
HPN9:29 amWhite Plains Westchester County
$429

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
Mar 1
HPN6:40 pmWhite Plains Westchester County
26h 05m
1 stop
IAD8:45 pmWashington, D.C. Dulles Intl
Mar 6
IAD7:35 pmWashington, D.C. Dulles Intl
22h 25m
1 stop
HPN6:00 pmWhite Plains Westchester County
$620
Delta
Feb 27
HPN5:12 pmWhite Plains Westchester County
5h 57m
1 stop
IAD11:09 pmWashington, D.C. Dulles Intl
Mar 2
IAD6:00 amWashington, D.C. Dulles Intl
5h 56m
1 stop
HPN11:56 amWhite Plains Westchester County
$1,401
Delta
Mar 27
HPN5:17 pmWhite Plains Westchester County
5h 42m
1 stop
IAD10:59 pmWashington, D.C. Dulles Intl
Mar 29
IAD6:00 amWashington, D.C. Dulles Intl
5h 53m
1 stop
HPN11:53 amWhite Plains Westchester County
$1,461

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 February 5, 2026.
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

Thu 3/5

8:00 am-12:42 pm

1 stop28h 42m

Washington, D.C. Dulles Intl

Thu 3/12

6:30 am-8:30 pm

2 stops14h 00m

$338

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Wed 5/6

12:00 pm-7:27 am

2 stops19h 27m

Washington, D.C. Dulles Intl

Sun 5/10

2:10 pm-7:00 pm

1 stop28h 50m

$394

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Sat 3/21

7:47 am-1:32 pm

1 stop5h 45m

Washington, D.C. Dulles Intl

Sun 3/22

5:00 am-9:29 am

1 stop4h 29m

$400

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Tue 2/17

1:37 pm-8:30 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Sat 2/21

5:00 am-9:29 am

1 stop4h 29m

$423

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Thu 3/19

1:37 pm-8:30 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Sun 3/22

5:00 am-9:29 am

1 stop4h 29m

$429

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Wed 2/18

10:05 am-2:39 pm

1 stop4h 34m

Washington, D.C. Dulles Intl

Sun 2/22

5:00 am-9:29 am

1 stop4h 29m

$484

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 2/20

1:37 pm-8:30 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Sun 2/22

5:00 am-9:29 am

1 stop4h 29m

$485

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 5/29

7:55 am-12:36 pm

1 stop4h 41m

Washington, D.C. Dulles Intl

Mon 6/1

6:40 am-1:12 pm

1 stop6h 32m

$506

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Fri 5/29

10:00 am-5:14 pm

1 stop7h 14m

Washington, D.C. Dulles Intl

Sun 5/31

6:40 am-1:12 pm

1 stop6h 32m

$526

White PlainsWashington, D.C.

HPN - IAD

HPNIAD

White Plains Westchester County

Wed 2/18

7:40 pm-8:06 pm

1 stop24h 26m

Washington, D.C. Dulles Intl

Sun 2/22

9:07 pm-11:28 am

2 stops14h 21m

$533

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 $416. 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 $548.

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 $429 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 $609 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

Fastest flight time

4h 17m

Direct flights

None
The fastest flight from White Plains to Washington, D.C. Dulles Intl Airport takes 4h 17m
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.
Search flight deals

  • 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 17m 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
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

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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