$393 Cheap Flights from Washington (DCA) to Billund (BLL)

View $393 flight on Tue, Mar 17, 2026Opens in a new window

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

Cheap Flights from Washington to Billund (DCA-BLL)

Prices were available within the past 7 days and start at $393 for one-way flights and $526 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sat, Mar 14 - Tue, Mar 17
DCA
Washington
BLL
Billund
$526 Roundtrip, found 3 days ago
$526
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Sat, Mar 14 from Washington to Billund, returning Tue, Mar 17, priced at $526 found 3 days ago
Air Canada
Tue, Nov 18 - Sat, Nov 22
DCA
Washington
BLL
Billund
$532 Roundtrip, found 1 day ago
$532
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 18 from Washington to Billund, returning Sat, Nov 22, priced at $532 found 1 day ago
Air Canada
Mon, Jan 26 - Fri, Jan 30
DCA
Washington
BLL
Billund
$535 Roundtrip, found 6 days ago
$535
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Jan 26 from Washington to Billund, returning Fri, Jan 30, priced at $535 found 6 days ago
United
Tue, Mar 17 - Tue, Mar 24
DCA
Washington
BLL
Billund
$535 Roundtrip, found 3 days ago
$535
Roundtrip
found 3 days ago
Select United flight, departing Tue, Mar 17 from Washington to Billund, returning Tue, Mar 24, priced at $535 found 3 days ago
Delta
Tue, Mar 17 - Tue, Mar 24
DCA
Washington
BLL
Billund
$537 Roundtrip, found 3 days ago
$537
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Mar 17 from Washington to Billund, returning Tue, Mar 24, priced at $537 found 3 days ago
Air Canada
Tue, Nov 18 - Sat, Nov 22
DCA
Washington
BLL
Billund
$539 Roundtrip, found 1 day ago
$539
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 18 from Washington to Billund, returning Sat, Nov 22, priced at $539 found 1 day ago
United
Tue, Mar 17 - Tue, Mar 24
DCA
Washington
BLL
Billund
$540 Roundtrip, found 3 days ago
$540
Roundtrip
found 3 days ago
Select United flight, departing Tue, Mar 17 from Washington to Billund, returning Tue, Mar 24, priced at $540 found 3 days ago
Air Canada
Mon, Jan 26 - Fri, Jan 30
DCA
Washington
BLL
Billund
$541 Roundtrip, found 6 days ago
$541
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Jan 26 from Washington to Billund, returning Fri, Jan 30, priced at $541 found 6 days ago
Air Canada
Mon, Jan 26 - Fri, Jan 30
DCA
Washington
BLL
Billund
$542 Roundtrip, found 6 days ago
$542
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Jan 26 from Washington to Billund, returning Fri, Jan 30, priced at $542 found 6 days ago
British Airways
Tue, Mar 17 - Mon, Mar 23
DCA
Washington
BLL
Billund
$569 Roundtrip, found 3 days ago
$569
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Mar 17 from Washington to Billund, returning Mon, Mar 23, priced at $569 found 3 days ago

Alternative airports near Billund

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

Select flight to Billund BLL. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $532
BLL
Billund
CheapestClosest
Average driving time to city center7 min
Flights from $532
Flights from Washington (DCA) to Billund (BLL)
Origin airport
Ronald Reagan Washington National
Destination airport
Billund
Airlines serving
Air Canada, Air France, British Airways, Delta, KLM, Scandinavian Airlines, United
Roundtrip price
$525
Distance
3924 mi

Washington to Billund Flights

The cheapest times to fly from Washington to Billund

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

 

The best time to book a flight from Washington to Billund

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

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 Billund in 2025. You can also book with separate airlines for your outbound and return journeys, from $393 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 Billund 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 Billund 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 Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL) cost?
Secure a cheap one-way flight from $393 or cheap return flight from $526 from Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL)?
March is the cheapest month to fly from DCA to BLL. Avoiding peak travel times is often the key to better flight prices.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest DCA to BLL flight.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL)?
You'll have to book a flight with a layover when traveling from Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from DCA to BLL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL)?
To reach Billund Airport (BLL) on schedule, pick a flight that leaves from Ronald Reagan Washington National Airport (DCA) before 3 PM. The likelihood 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 Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL) last-minute?
Holding off until right before your break to book your flight from DCA to BLL often results in higher prices. Although you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of landing a bargain.
Is it cheaper to book a DCA to BLL flight and hotel package?
You'll generally save money by securing a DCA to BLL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After selecting your preferred flights and accommodations, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Billund Airport (BLL)?
It's usually possible to reschedule or cancel your DCA to BLL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.