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Billund

$356+ Cheap flights from Dulles Intl (IAD) to Billund (BLL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BLL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$503
(Flybillet)

One-way from

$356
(Kiwi.com)

Popular in

September

Cheapest in

November

Average price

$1,082
From Washington, D.C. Dulles Intl to Billund
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One-way flight from Washington, D.C. Dulles Intl to Billund
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Highest demand for flights based on searches. 8% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This Flybillet deal was found by Cheapflights users on 9/15. 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 Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2010:05 pmIAD - BLL
2 stops14h 00mScandinavian Airlines
Sun 11/23:25 pmBLL - IAD
1 stop31h 50mScandinavian Airlines
Deal found 9/15$503
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:00 pmIAD - BLL
1 stop13h 20mLufthansa
Mon 11/106:45 amBLL - IAD
1 stop15h 05mLufthansa
Deal found 9/15$524
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/265:15 pmIAD - BLL
1 stop14h 10mUnited Airlines
Mon 12/86:45 amBLL - IAD
2 stops20h 14mUnited Airlines
Deal found 9/15$548
This United deal was found by Cheapflights users on 9/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:30 amIAD - BLL
2 stops22h 50mMultiple Airlines
Mon 11/106:45 amBLL - IAD
2 stops20h 09mMultiple Airlines
Deal found 9/15$552
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2110:20 pmIAD - BLL
1 stop18h 55mLufthansa
Wed 10/16:00 amBLL - IAD
1 stop19h 25mLufthansa
Deal found 9/16$606
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:16 pmIAD - BLL
2 stops38h 49mLufthansa
Sun 10/51:05 pmBLL - IAD
2 stops30h 25mLufthansa
Deal found 9/16$725
This Delta deal was found by Cheapflights users on 9/16. 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.
Sat 9/2012:35 pmIAD - BLL
2 stops16h 30mDelta
Sun 10/511:45 amBLL - IAD
1 stop13h 30mDelta
Deal found 9/16$743
This KLM deal was found by Cheapflights users on 9/16. 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.
Sat 9/205:25 pmIAD - BLL
1 stop18h 15mMultiple Airlines
Sun 10/511:45 amBLL - IAD
1 stop13h 30mMultiple Airlines
Deal found 9/16$769

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 September 17, 2025.
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 10/20

10:05 pm-6:05 pm

2 stops14h 00m

Billund

Sun 11/2

3:25 pm-5:15 pm

1 stop31h 50m

$503

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Mon 11/3

6:00 pm-1:20 pm

1 stop13h 20m

Billund

Mon 11/10

6:45 am-3:50 pm

1 stop15h 05m

$524

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Mon 11/3

6:00 pm-1:20 pm

1 stop13h 20m

Billund

Mon 11/10

6:45 am-8:54 pm

2 stops20h 09m

$548

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Wed 11/26

5:15 pm-10:00 am

1 stop10h 45m

Billund

Mon 12/8

10:40 am-8:15 pm

1 stop15h 35m

$548

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Fri 10/31

3:49 pm-4:35 pm

3 stops19h 46m

$356

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Fri 10/31

7:20 pm-12:20 pm

1 stop12h 00m

$454

Washington, D.C.Billund

IAD - BLL

IADBLL

Washington, D.C. Dulles Intl

Fri 10/31

7:10 pm-1:20 pm

2 stops37h 10m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

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.

Cheapflights Insights

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

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Billund?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Billund (average of $564). Flying from Washington, D.C. Dulles Intl Airport to Billund in June is currently the most expensive (average of $1,053). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 September 17, 2025.
Get a feel of what it's like to fly with KLM and Scandinavian Airlines 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
7.8
Good
1,386 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Scandinavian Airlines
7.4
Good
1,486 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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. 2 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 10h 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 $477. Another option worth looking into is KLM, starting at $507 round trip. Scandinavian Airlines is priced at 34% 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Billund?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Billund (average of $564). Flying from Washington, D.C. Dulles Intl Airport to Billund in June is currently the most expensive (average of $1,053). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Dulles Intl to Billund

Discover the top 2 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$477Average$696FlexibilityNo cancel feeOn-time77%
KLMCheapest$507Average$766FlexibilityNo cancel feeOn-time75%

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