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Billund

$513+ Cheap flights from Dulles Intl (IAD) 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BLL
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Dulles Intl to Billund

Cheapest flights from Dulles Intl to Billund
Explore the most affordable flight options available from Dulles Intl to Billund. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/239:30 pm
IAD
-
BLL
1 stop12h 35m
Scandinavian Airlines
Tue 4/73:40 pm
BLL
-
IAD
1 stop31h 10m
Scandinavian Airlines
Deal found 2/8$513
This Delta deal was found by Cheapflights users on 2/8. 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.
Mon 3/237:50 pm
IAD
-
BLL
1 stop13h 45m
Delta
Fri 4/1010:15 am
BLL
-
IAD
1 stop11h 20m
Delta
Deal found 2/8$527
This Delta deal was found by Cheapflights users on 2/8. 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.
Tue 3/245:32 pm
IAD
-
BLL
2 stops16h 03m
Delta
Thu 4/92:20 pm
BLL
-
IAD
1 stop31h 15m
Delta
Deal found 2/8$532
This Delta deal was found by Cheapflights users on 2/8. 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.
Sun 3/227:05 pm
IAD
-
BLL
1 stop9h 35m
Delta
Thu 4/910:15 am
BLL
-
IAD
1 stop11h 20m
Delta
Deal found 2/8$533
This Delta deal was found by Cheapflights users on 2/8. 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.
Mon 3/237:50 pm
IAD
-
BLL
1 stop13h 45m
Delta
Wed 4/86:00 am
BLL
-
IAD
2 stops16h 52m
Delta
Deal found 2/8$537
This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/217:00 pm
IAD
-
BLL
1 stop13h 20m
Lufthansa
Wed 4/86:00 am
BLL
-
IAD
1 stop16h 05m
Lufthansa
Deal found 2/8$540
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:00 pm
IAD
-
BLL
1 stop18h 20m
United Airlines
Wed 4/86:00 am
BLL
-
IAD
1 stop16h 05m
United Airlines
Deal found 2/8$541
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/259:55 am
IAD
-
BLL
2 stops19h 05m
United Airlines
Thu 4/910:25 am
BLL
-
IAD
1 stop11h 40m
United Airlines
Deal found 2/8$545
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/198:25 am
IAD
-
BLL
2 stops20h 20m
United Airlines
Thu 4/910:25 am
BLL
-
IAD
1 stop11h 40m
United Airlines
Deal found 2/8$546
This Delta deal was found by Cheapflights users on 2/8. 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.
Mon 3/237:59 pm
IAD
-
BLL
2 stops12h 51m
Delta
Thu 4/911:45 am
BLL
-
IAD
2 stops17h 14m
Delta
Deal found 2/8$547

Find flight deals from Dulles Intl to Billund

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 February 12, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$513
(FlightHub)

Popular in

July

Cheapest in

February

Average price

$536
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. Dulles Intl to Billund
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($130 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 February 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Billund that are best for you.

Fly from

Dulles Intl

Fly to

Billund

Route

Depart

Return

Price

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Mon 3/23

7:50 pm-2:35 pm

1 stop13h 45m

Billund

Wed 4/8

2:20 pm-3:35 pm

1 stop31h 15m

$527

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 3/24

5:32 pm-2:35 pm

2 stops16h 03m

Billund

Thu 4/9

2:20 pm-3:35 pm

1 stop31h 15m

$532

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 3/24

5:32 pm-2:35 pm

2 stops16h 03m

Billund

Wed 4/8

10:15 am-3:35 pm

1 stop11h 20m

$532

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 3/24

5:32 pm-2:35 pm

2 stops16h 03m

Billund

Tue 4/7

2:20 pm-3:35 pm

1 stop31h 15m

$532

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Tue 3/24

7:05 pm-11:20 am

1 stop11h 15m

Billund

Fri 4/10

6:00 am-3:35 pm

1 stop15h 35m

$533

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Sun 3/22

7:05 pm-9:40 am

1 stop9h 35m

Billund

Thu 4/9

10:15 am-3:35 pm

1 stop11h 20m

$533

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 3/25

6:15 pm-1:25 pm

1 stop14h 10m

Billund

Fri 4/10

6:00 am-3:05 pm

1 stop15h 05m

$541

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 3/25

6:15 pm-10:00 am

1 stop10h 45m

Billund

Wed 4/8

6:00 am-4:05 pm

1 stop16h 05m

$541

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Thu 3/19

7:00 pm-6:20 pm

1 stop18h 20m

Billund

Wed 4/8

6:00 am-4:05 pm

1 stop16h 05m

$541

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Sun 3/22

7:05 pm-1:50 pm

1 stop13h 45m

Billund

Wed 4/8

6:00 am-4:52 pm

2 stops16h 52m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Best time to book a flight from Dulles Intl to Billund

Have a flexible travel schedule? Discover the best time to fly to Billund from Dulles Intl 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.

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 February 12, 2026.
Get a feel of what it's like to fly with KLM, Scandinavian Airlines, and Lufthansa from Washington, D.C. Dulles Intl Airport to Billund by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,451 reviews

Food

7.3

Entertainment

7.1

Overall

7.7

Boarding

7.8

Comfort

7.6

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,451 reviews
KLM
7.7
Good
1,451 reviews

Food

7.3

Entertainment

7.1

Overall

7.7

Boarding

7.8

Comfort

7.6

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Scandinavian Airlines
7.3
Good
1,679 reviews
KLM
7.7
Good
1,451 reviews

Food

7.3

Entertainment

7.1

Overall

7.7

Boarding

7.8

Comfort

7.6

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,780 reviews
KLM
7.7
Good
1,451 reviews

Food

7.3

Entertainment

7.1

Overall

7.7

Boarding

7.8

Comfort

7.6

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Billund, you will be flying into Billund. Billund (BLL) is just 1.7 mi from the center of the city. Billund is the only Billund airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 3 airlines have flights to Billund from Washington, D.C. Dulles Intl on a regular basis.

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

    Departing from Washington, D.C. Dulles Intl Airport to Billund will take you 13h 45m. The distance from Washington, D.C. Dulles Intl Airport to Billund is about 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. Dulles Intl Airport to Billund round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Billund, with prices starting at $465. Additional round-trip tickets that might be worth considering are offered by KLM and Lufthansa, with the lowest prices starting at $527 and $585, respectively. Scandinavian Airlines is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Dulles Intl to Billund that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Billund flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Billund?

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

  • Can I find deals for business class flights from Dulles Intl to Billund?

    Yes. Cheapflights offers flight deals from Dulles Intl 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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Top 3 airlines flying from Dulles Intl to Billund

Discover the top 3 airlines that operate flights from Dulles Intl 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$465Average$687FlexibilityNo cancel feeOn-time77%
KLMCheapest$527Average$767FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$585Average$735FlexibilityNo cancel feeOn-time76%

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