$187 Cheap Flights from Washington (IAD) to White Plains (HPN)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN)

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Cheap Flights from Washington to White Plains (IAD-HPN)

Prices were available within the past 7 days and start at $187 for one-way flights and $343 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
American Airlines
Delta
American Airlines
Delta
Delta
Delta
Delta
Delta
Flights from Washington (IAD) to White Plains (HPN)
Origin airport
Washington Dulles Intl.
Destination airport
Westchester County
Airlines serving
American Airlines, Breeze Airways, Delta
Roundtrip price
$342
Distance
246 mi

Washington to White Plains Flights

The cheapest times to fly from Washington to White Plains

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to White Plains are during the month of September. You can find some of the cheapest flights from Washington to White Plains with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to White Plains

Sunday is one of the best days to book for cheap flights from Washington to White Plains: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to White Plains

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to White Plains in 2025. You can also book with separate airlines for your outbound and return journeys, from $187 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to White Plains flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to White Plains airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN) cost?
Discover the latest flight deals from IAD to HPN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IAD to HPN?
The cheapest flights from IAD to HPN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN)?
Direct flights aren’t available from Washington, DC (IAD-Washington Dulles Intl.) to Westchester County Airport (HPN). However, there are other airports that have nonstop flights. Hop on your plane at Ronald Reagan Washington National Airport (DCA) and head straight to White Plains without a layover.
What is the cheapest airline that flies from IAD to HPN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from IAD to HPN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN)?
There aren’t any daily direct flights available from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you’ll be cruising above the clouds in no time.
What day of the week has the most flights from IAD to HPN?
You’ll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN)?
To touch down at Westchester County Airport (HPN) on schedule, select a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for White Plains from Washington Dulles Intl. Airport (IAD)?
Book a direct flight from Washington Dulles Intl. Airport (IAD) to White Plains and arrive at one of these hubs:

  • Liberty Intl. Airport (EWR)
  • LaGuardia Airport (LGA)
  • John F. Kennedy Intl. Airport (JFK)

Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN) last-minute?
Holding off until just before your trip to book your flight from IAD to HPN generally means paying more. Although you may find some last-minute deals, they aren’t always guaranteed. Be flexible with your travel plans for the best chance of landing a bargain.
Is it cheaper to book an IAD to HPN flight and hotel package?
Booking an IAD to HPN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Westchester County Airport (HPN)?
Generally, it’s possible to cancel or reschedule your IAD to HPN flight. However, if it’s been more than 24 hours since booking, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.