HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Billund

$445+ 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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BLL
Sep 5 — Sep 121
Sat 9/5
Sat 9/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Billund with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 August 6, 2026.

This United Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 12/45:15 pm -
1 stop10h 35m
Tue 12/86:35 am -
1 stop15h 20m
Deal found 8/3$757
This Gotogate deal was found by Cheapflights users on 8/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:55 am -
2 stops18h 05m
Thu 9/106:00 am -
1 stop16h 05m
Deal found 8/5$772
This Air Canada deal was found by Cheapflights users on 8/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:55 am -
2 stops17h 55m
Tue 12/86:35 am -
2 stops35h 09m
Deal found 8/2$773
This Cheapflightsfares deal was found by Cheapflights users on 8/3. 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.
Sat 9/123:25 pm -
1 stop12h 35m
Tue 9/226:05 am -
1 stop13h 30m
Deal found 8/3$778
This Flysmarter deal was found by Cheapflights users on 8/2. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:45 pm -
1 stop18h 40m
Mon 8/312:20 pm -
1 stop31h 15m
Deal found 8/2$780
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Sat 9/1212:40 pm -
2 stops15h 20m
Tue 9/222:55 pm -
2 stops31h 23m
Deal found 8/3$796
This Booking.com deal was found by Cheapflights users on 8/2. 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.
Thu 8/203:25 pm -
1 stop16h 35m
Mon 8/316:55 pm -
1 stop24h 40m
Deal found 8/2$801
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/39:55 am -
2 stops18h 05m
Thu 9/106:00 am -
2 stops24h 44m
Deal found 8/5$807

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 August 6, 2026.

Round-trip from

$748
(Scandinavian Airlines)
From Washington, D.C. Dulles Intl to Billund
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 August 6, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Thu 1/21

8:30 pm-8:45 pm

1 stop18h 15m

Billund

Mon 1/25

10:55 am-5:15 pm

1 stop12h 20m

$748
Quickest round-trip

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Fri 12/4

5:15 pm-9:50 am

1 stop10h 35m

Billund

Tue 12/8

6:35 am-3:55 pm

1 stop15h 20m

$757

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Thu 1/21

8:15 am-6:20 pm

2 stops28h 05m

Billund

Mon 1/25

10:30 am-8:05 pm

1 stop15h 35m

$764

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Fri 12/4

9:55 am-9:50 am

2 stops17h 55m

Billund

Tue 12/8

6:35 am-11:44 am

2 stops35h 09m

$774

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Sat 9/12

12:40 pm-10:00 am

2 stops15h 20m

Billund

Tue 9/22

2:55 pm-4:18 pm

2 stops31h 23m

$796
Cheapest one-way

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Sat 12/19

9:45 pm-11:10 am

1 stop31h 25m

$524

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Sun 8/16

3:25 pm-6:00 pm

1 stop20h 35m

$524

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Sun 12/20

9:00 pm-11:55 pm

3 stops20h 55m

$633
Quickest one-way

Washington, D.C.Billund

IAD Washington, D.C. Dulles Intl - BLL Billund

IADBLL

Washington, D.C. Dulles Intl

Sat 12/19

9:00 pm-9:15 pm

2 stops18h 15m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Sorted by cheapest first

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 August 6, 2026.
Get a feel of what it's like to fly with 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.
Scandinavian Airlines
7.4
Good
1,926 reviews

Crew

8.0

Boarding

7.7

Comfort

7.3

Entertainment

6.8

Food

6.8

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Scandinavian Airlines
7.4
Good
1,926 reviews
Scandinavian Airlines
7.4
Good
1,926 reviews

Crew

8.0

Boarding

7.7

Comfort

7.3

Entertainment

6.8

Food

6.8

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Lufthansa
6.8
Okay
8,178 reviews
Scandinavian Airlines
7.4
Good
1,926 reviews

Crew

8.0

Boarding

7.7

Comfort

7.3

Entertainment

6.8

Food

6.8

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

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 35m. 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. Another option worth looking into is Lufthansa, starting at $578 round trip.

  • 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

Traveling to a place near Billund?

Book flights to Billund if you plan to visit one of these locations
Vejle

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl 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
Baltimore to Copenhagen flights
Baltimore to Aalborg flights

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 August 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$465Average$764FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$578Average$735FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.