$289 Cheap Flights from Williston (XWA) to Washington (DCA)

View $289 flight on Sat, Aug 2, 2025Opens in a new window

Popular airlines from Williston, ND (XWA-Basin Intl.) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Williston to Washington (XWA-DCA)

Prices were available within the past 7 days and start at $289 for one-way flights and $258 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Aug 15 - Thu, Sep 4
XWA
Williston
DCA
Washington
$258 Roundtrip, found 2 hours ago
$258
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Aug 15 from Williston to Washington, returning Thu, Sep 4, priced at $258 found 2 hours ago
Delta
Fri, Aug 15 - Mon, Sep 1
XWA
Williston
DCA
Washington
$264 Roundtrip, found 2 hours ago
$264
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Aug 15 from Williston to Washington, returning Mon, Sep 1, priced at $264 found 2 hours ago
Delta
Sat, Aug 23 - Sun, Sep 7
XWA
Williston
DCA
Washington
$269 Roundtrip, found 2 hours ago
$269
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Aug 23 from Williston to Washington, returning Sun, Sep 7, priced at $269 found 2 hours ago
Delta
Mon, Sep 15 - Wed, Oct 1
XWA
Williston
DCA
Washington
$283 Roundtrip, found 5 days ago
$283
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Sep 15 from Williston to Washington, returning Wed, Oct 1, priced at $283 found 5 days ago
Delta
Thu, Dec 25 - Wed, Jan 7
XWA
Williston
DCA
Washington
$289 Roundtrip, found 5 days ago
$289
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Dec 25 from Williston to Washington, returning Wed, Jan 7, priced at $289 found 5 days ago
Delta
Sun, Aug 17 - Sun, Aug 31
XWA
Williston
DCA
Washington
$294 Roundtrip, found 5 days ago
$294
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Aug 17 from Williston to Washington, returning Sun, Aug 31, priced at $294 found 5 days ago
Delta
Mon, Jan 5 - Tue, Jan 20
XWA
Williston
DCA
Washington
$308 Roundtrip, found 5 days ago
$308
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Jan 5 from Williston to Washington, returning Tue, Jan 20, priced at $308 found 5 days ago
Delta
Tue, Aug 12 - Tue, Aug 19
XWA
Williston
DCA
Washington
$312 Roundtrip, found 1 day ago
$312
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Aug 12 from Williston to Washington, returning Tue, Aug 19, priced at $312 found 1 day ago
Delta
Tue, Aug 12 - Sat, Aug 30
XWA
Williston
DCA
Washington
$313 Roundtrip, found 22 hours ago
$313
Roundtrip
found 22 hours ago
Select Delta flight, departing Tue, Aug 12 from Williston to Washington, returning Sat, Aug 30, priced at $313 found 22 hours ago
United
Thu, Nov 27 - Sat, Dec 13
XWA
Williston
DCA
Washington
$389 Roundtrip, found 5 days ago
$389
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 27 from Williston to Washington, returning Sat, Dec 13, priced at $389 found 5 days ago
Flights from Williston (XWA) to Washington (DCA)
Origin airport
Basin Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Delta, United
Roundtrip price
$258
Distance
1476 mi

Williston to Washington Flights

The cheapest times to fly from Williston to Washington

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 Williston to Washington are during the month of August. You can find some of the cheapest flights from Williston to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Williston to Washington

Sunday is one of the best days to book for cheap flights from Williston to Washington: 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 Williston to Washington

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 Williston to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $289 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 Williston to Washington 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 Williston to Washington 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 Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA) cost?
Discover the latest flight deals from XWA to DCA 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 XWA to DCA?
The cheapest flights from XWA to DCA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from XWA to DCA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from XWA to DCA. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA)?
You'll have to book a flight with a layover when traveling from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from XWA to DCA?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change 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 Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA)?
Book a flight from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA) that leaves before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**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.
Is it cheaper to buy a plane ticket from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA) last-minute?
Booking your ticket from XWA to DCA shortly before your getaway is usually more expensive. However, if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a XWA to DCA flight and hotel package?
Compared with arranging hotels and flights separately, booking a XWA to DCA flight and hotel package with Expedia could result in significant savings. Better yet, having it all in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA)?
In most cases, you can reschedule or cancel your XWA to DCA flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.