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Billund

$517+ Cheap flights from Washington, D.C. (WAS) to Billund (BLL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BLL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Billund

Cheapest flights from Washington, D.C. to Billund
Explore the most affordable flight options available from Washington, D.C. to Billund. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:06 pmIAD - BLL
2 stops15h 29mDelta
Thu 1/110:25 amBLL - IAD
1 stop11h 40mDelta
Deal found 12/17$1,402
This KLM deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:05 pmIAD - BLL
1 stop17h 45mKLM
Thu 1/110:25 amBLL - IAD
1 stop11h 40mKLM
Deal found 12/16$1,403
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:00 pmDCA - BLL
2 stops14h 45mDelta
Thu 1/110:25 amBLL - DCA
2 stops17h 05mDelta
Deal found 12/17$1,479
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:34 pmBWI - BLL
2 stops16h 46mDelta
Thu 1/12:30 pmBLL - BWI
2 stops16h 05mDelta
Deal found 12/16$1,621
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:44 pmDCA - BLL
2 stops40h 36mBritish Airways
Thu 1/11:00 pmBLL - DCA
2 stops26h 42mBritish Airways
Deal found 12/16$1,896
This oojo deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:57 pmBWI - BLL
2 stops24h 03mBritish Airways
Thu 1/11:00 pmBLL - BWI
1 stop11h 45mBritish Airways
Deal found 12/16$2,141
This Cathay Pacific deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:28 amBWI - BLL
3 stops46h 52mMultiple Airlines
Thu 1/16:00 amBLL - BWI
3 stops43h 29mMultiple Airlines
Deal found 12/17$13,192
This Cathay Pacific deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:15 amIAD - BLL
3 stops46h 05mMultiple Airlines
Thu 1/11:00 pmBLL - IAD
3 stops39h 33mMultiple Airlines
Deal found 12/17$13,220

Find flight deals from Washington, D.C. to Billund

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Billund (BLL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$517
(Scandinavian Airlines)

Popular in

December

Cheapest in

January

Average price

$1,152
Provider with most accurate pricing for Washington, D.C. (WAS)-Billund flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Billund flights.
Search Deals
From Washington, D.C. (WAS) to Billund
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Billund that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Billund that are best for you.

Fly from

Washington, D.C.

Fly to

Billund

Route

Depart

Return

Price

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 2/25

8:30 pm-10:35 am

1 stop32h 05m

Billund

Sun 3/1

3:25 pm-5:15 pm

1 stop31h 50m

$517

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 2/25

1:13 pm-10:00 am

2 stops14h 47m

Billund

Sun 3/1

6:30 am-3:50 pm

1 stop15h 20m

$541

Washington, D.C.Billund

DCA - BLL

DCABLL

Washington, D.C. Reagan-National

Wed 3/4

11:05 am-10:00 am

2 stops16h 55m

Billund

Sun 3/8

2:05 pm-7:45 pm

2 stops34h 40m

$547

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Mon 5/11

10:25 pm-11:15 am

1 stop30h 50m

Billund

Wed 5/27

12:10 pm-3:50 pm

1 stop33h 40m

$557

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 5/12

10:25 pm-9:00 pm

1 stop16h 35m

Billund

Tue 5/26

10:40 am-5:25 pm

1 stop12h 45m

$557

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Mon 5/11

10:25 pm-11:15 am

1 stop30h 50m

Billund

Tue 5/26

10:40 am-8:20 pm

1 stop15h 40m

$557

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 5/12

10:25 pm-9:00 pm

1 stop16h 35m

Billund

Wed 5/27

12:10 pm-8:20 pm

1 stop14h 10m

$557

BaltimoreBillund

BWI - BLL

BWIBLL

Baltimore/Washington

Sun 5/10

9:35 pm-9:50 am

1 stop30h 15m

Billund

Tue 5/26

10:40 am-7:40 pm

1 stop15h 00m

$557

BaltimoreBillund

BWI - BLL

BWIBLL

Baltimore/Washington

Mon 5/11

9:30 pm-11:15 am

1 stop31h 45m

Billund

Mon 5/25

9:30 pm-7:40 pm

1 stop28h 10m

$557

Washington, D.C.Billund

DCA - BLL

DCABLL

Washington, D.C. Reagan-National

Tue 5/12

10:35 am-11:20 am

2 stops18h 45m

Billund

Fri 5/29

2:20 pm-11:12 pm

2 stops14h 52m

$568

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 29 results
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Compare providers for flights from Washington, D.C. to Billund

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Billund in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Billund flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Washington, D.C.-Billund flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Washington, D.C.-Billund flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Billund flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Billund flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Billund

Have a flexible travel schedule? Discover the best time to fly to Billund from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Billund

What is the cheapest time of day to fly from WAS to BLL?

Find hourly flight availability from Washington, D.C. to Billund. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

One of the essential ways to save on airfare from Washington, D.C. to Billund is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 12% on airfare.

How much does it cost to fly round-trip from Washington, D.C. to Billund?

Reviews of airlines servicing Billund

Get insights into the airlines that provide service to Billund. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Billund. Reviews last updated December 18, 2025.
See what other customers who have flown with Scandinavian Airlines from Washington, D.C. to Billund have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,607 reviews

Comfort

7.3

Boarding

7.6

Food

6.7

Overall

7.4

Entertainment

6.7

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight
Scandinavian Airlines
7.4
Good
1,607 reviews
Scandinavian Airlines
7.4
Good
1,607 reviews

Comfort

7.3

Boarding

7.6

Food

6.7

Overall

7.4

Entertainment

6.7

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

OSL - CPH

Good was ok. Complimentary wine and beer was nice. Soft drinks should have been free too. Overall great flight

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Billund. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Billund from Washington, D.C.?

    Billund (BLL), located 1.7 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Billund. 3 airlines have flights to Billund from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Billund should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

  • How long is the flight from Washington, D.C. to Billund?

    There are many flights that can get you from Washington, D.C. to Billund in 14h 47m. Fly via Scandinavian Airlines, United Airlines, or British Airways to get the fastest option. Washington, D.C. and Billund are separated by a distance of 3931 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. to Billund round-trip?

    According to our current data, Scandinavian Airlines ($465), KLM ($527), and Lufthansa ($578) offers the cheapest pricing from Washington, D.C. to Billund. Scandinavian Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from Washington, D.C. to Billund?

    The most popular route from Washington, D.C. to Billund is Washington, D.C. Dulles Intl - Billund. You may also consider Baltimore/Washington - Billund or Washington, D.C. Reagan-National - Billund.

  • Can I find deals for flights from Washington, D.C. to Billund that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Billund flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Billund?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Billund.

  • Can I find deals for business class flights from Washington, D.C. to Billund?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Billund by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Washington, D.C. to Billund

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Copenhagen flights
Reagan-National to Copenhagen flights
Dulles Intl to Aarhus flights
Reagan-National to Billund flights
Dulles Intl to Billund flights

Top 3 airlines flying from Washington, D.C. to Billund

Discover the top 3 airlines that operate flights from Washington, D.C. to Billund. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$465Average$687FlexibilityNo cancel feeOn-time77%
KLMCheapest$527Average$767FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$578Average$735FlexibilityNo cancel feeOn-time76%

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