$373 Cheap Flights from Billund (BLL) to Washington (DCA)

View $373 flight on Thu, May 7, 2026Opens in a new window

Popular airlines from Billund (BLL) to Ronald Reagan Washington National Airport (DCA)

Cheap Flights from Billund to Washington (BLL-DCA)

Prices were available within the past 7 days and start at $373 for one-way flights and $541 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 31 - Sun, Jan 11
BLL
Billund
DCA
Washington
$541 Roundtrip, found 3 days ago
$541
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 31 from Billund to Washington, returning Sun, Jan 11, priced at $541 found 3 days ago
Lufthansa
Sun, Nov 23 - Mon, Dec 8
BLL
Billund
DCA
Washington
$542 Roundtrip, found 3 days ago
$542
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Nov 23 from Billund to Washington, returning Mon, Dec 8, priced at $542 found 3 days ago
Lufthansa
Sun, Nov 23 - Tue, Dec 9
BLL
Billund
DCA
Washington
$544 Roundtrip, found 3 days ago
$544
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Nov 23 from Billund to Washington, returning Tue, Dec 9, priced at $544 found 3 days ago
United
Sat, Nov 22 - Mon, Dec 8
BLL
Billund
DCA
Washington
$546 Roundtrip, found 3 days ago
$546
Roundtrip
found 3 days ago
Select United flight, departing Sat, Nov 22 from Billund to Washington, returning Mon, Dec 8, priced at $546 found 3 days ago
United
Sat, Nov 22 - Tue, Dec 9
BLL
Billund
DCA
Washington
$548 Roundtrip, found 3 days ago
$548
Roundtrip
found 3 days ago
Select United flight, departing Sat, Nov 22 from Billund to Washington, returning Tue, Dec 9, priced at $548 found 3 days ago
United
Fri, Nov 14 - Fri, Nov 28
BLL
Billund
DCA
Washington
$550 Roundtrip, found 3 days ago
$550
Roundtrip
found 3 days ago
Select United flight, departing Fri, Nov 14 from Billund to Washington, returning Fri, Nov 28, priced at $550 found 3 days ago
Air Canada
Thu, Jan 15 - Thu, Jan 29
BLL
Billund
DCA
Washington
$551 Roundtrip, found 3 days ago
$551
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Jan 15 from Billund to Washington, returning Thu, Jan 29, priced at $551 found 3 days ago
United
Sat, Nov 15 - Tue, Dec 2
BLL
Billund
DCA
Washington
$552 Roundtrip, found 3 days ago
$552
Roundtrip
found 3 days ago
Select United flight, departing Sat, Nov 15 from Billund to Washington, returning Tue, Dec 2, priced at $552 found 3 days ago
British Airways
Sun, Jan 25 - Tue, Feb 3
BLL
Billund
DCA
Washington
$554 Roundtrip, found 3 days ago
$554
Roundtrip
found 3 days ago
Select British Airways flight, departing Sun, Jan 25 from Billund to Washington, returning Tue, Feb 3, priced at $554 found 3 days ago
Delta
Tue, Nov 11 - Mon, Nov 24
BLL
Billund
DCA
Washington
$565 Roundtrip, found 3 days ago
$565
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Nov 11 from Billund to Washington, returning Mon, Nov 24, priced at $565 found 3 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $550
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $550

Frequently asked questions

How much does a flight from Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA) cost?
Grab a cheap one-way flight from $373 or cheap return flight from $541 from Billund Airport (BLL) 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 Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA)?
The cheapest month to fly from BLL to DCA is December, when there's less demand. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA)?
To find the cheapest airline flying from BLL to DCA, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA)?
You'll need to hop on a flight with a layover if you're traveling from Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA). Direct flights don't operate daily on this route. However, just 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 BLL to DCA?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA)?
To touch down at Ronald Reagan Washington National Airport (DCA) without delays, book a flight that leaves Billund Airport (BLL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA) last-minute?
Booking your plane ticket from BLL to DCA just before your journey is typically more expensive. However, if there's some wiggle room with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a BLL to DCA flight and hotel package?
Compared with arranging hotels and flights separately, booking a BLL to DCA flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of planning your trip. Just pick your flights and select from our wide range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Billund Airport (BLL) to Ronald Reagan Washington National Airport (DCA)?
Generally, it's possible to reschedule or cancel your BLL to DCA flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to 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.

Travel information

Origin airport
Billund
Destination airport
Ronald Reagan Washington National
Roundtrip price
$540
Distance
3924 mi

Book with confidence

Billund to Washington Flights

The cheapest times to fly from Billund 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 Billund to Washington are during the month of December. You can find some of the cheapest flights from Billund to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billund to Washington

Sunday is one of the best days to book for cheap flights from Billund 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 Billund 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 Billund to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $373 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 Billund 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 Billund 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.

 

Billund to Washington Flights

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*Available to One Key members.