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

View $289 flight on Sat, Jan 10, 2026Opens in a new window

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

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
Tue, Mar 24 - Sun, Apr 5
XWA
Williston
DCA
Washington
$258 Roundtrip, found 2 hours ago
$258
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Mar 24 from Williston to Washington, returning Sun, Apr 5, priced at $258 found 2 hours ago
Delta
Thu, Jul 2 - Sun, Jul 12
XWA
Williston
DCA
Washington
$283 Roundtrip, found 20 hours ago
$283
Roundtrip
found 20 hours ago
Select Delta flight, departing Thu, Jul 2 from Williston to Washington, returning Sun, Jul 12, priced at $283 found 20 hours ago
Delta
Thu, Jul 2 - Sat, Jul 11
XWA
Williston
DCA
Washington
$313 Roundtrip, found 21 hours ago
$313
Roundtrip
found 21 hours ago
Select Delta flight, departing Thu, Jul 2 from Williston to Washington, returning Sat, Jul 11, priced at $313 found 21 hours ago
Delta
Thu, Jul 2 - Sun, Jul 12
XWA
Williston
DCA
Washington
$338 Roundtrip, found 20 hours ago
$338
Roundtrip
found 20 hours ago
Select Delta flight, departing Thu, Jul 2 from Williston to Washington, returning Sun, Jul 12, priced at $338 found 20 hours ago
Delta
Fri, Dec 12 - Tue, Dec 16
XWA
Williston
DCA
Washington
$343 Roundtrip, found 5 hours ago
$343
Roundtrip
found 5 hours ago
Select Delta flight, departing Fri, Dec 12 from Williston to Washington, returning Tue, Dec 16, priced at $343 found 5 hours ago
Delta
Thu, Jul 2 - Sun, Jul 12
XWA
Williston
DCA
Washington
$363 Roundtrip, found 20 hours ago
$363
Roundtrip
found 20 hours ago
Select Delta flight, departing Thu, Jul 2 from Williston to Washington, returning Sun, Jul 12, priced at $363 found 20 hours ago
Delta
Thu, Jul 2 - Sat, Jul 11
XWA
Williston
DCA
Washington
$368 Roundtrip, found 21 hours ago
$368
Roundtrip
found 21 hours ago
Select Delta flight, departing Thu, Jul 2 from Williston to Washington, returning Sat, Jul 11, priced at $368 found 21 hours ago
Delta
Tue, Apr 7 - Sun, Apr 12
XWA
Williston
DCA
Washington
$373 Roundtrip, found 1 day ago
$373
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Apr 7 from Williston to Washington, returning Sun, Apr 12, priced at $373 found 1 day ago
Delta
Thu, Jul 2 - Sat, Jul 11
XWA
Williston
DCA
Washington
$393 Roundtrip, found 21 hours ago
$393
Roundtrip
found 21 hours ago
Select Delta flight, departing Thu, Jul 2 from Williston to Washington, returning Sat, Jul 11, priced at $393 found 21 hours ago
United
Sat, Dec 13 - Sun, Dec 14
XWA
Williston
DCA
Washington
$797 Roundtrip, found 4 hours ago
$797
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Dec 13 from Williston to Washington, returning Sun, Dec 14, priced at $797 found 4 hours ago

Frequently asked questions

How much does a flight from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA) cost?
Snag a cheap one-way flight from $289 or cheap return flight from $258 from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA)?
Flying in March is a good way to save, as it's the cheapest month for flights between XWA and DCA. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Basin Intl. Airport (XWA) to Ronald Reagan Washington National Airport (DCA)?
To find the cheapest airline that'll fly you from XWA to DCA, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
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.

Travel information

Origin airport
Basin Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Delta, United
Roundtrip price
$258
Distance
1476 mi

Book with confidence

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 March. 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.

 

Williston to Washington Flights

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*Available to One Key members.