What is the cheapest airline to fly 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 $593. Scandinavian Airlines is priced at 32% lower than the current average price of a flight leaving 3 months from now.

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

When flying from Washington, D.C. Dulles Intl Airport to Billund, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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. 1 airline has flights to Billund from Washington, D.C. Dulles Intl on a regular basis.

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.

$571+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Billund

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Cheap flight deals from Dulles Intl to Billund

Cheapest

Best

Last-minute

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 30, 2026.

Wed 11/118:30 pm -

1 stop12h 30m

Wed 11/188:15 pm -

2 stops27h 00m

Deal found 9/27

$571

Thu 11/128:30 pm -

1 stop31h 55m

Thu 11/1910:55 am -

1 stop12h 20m

Deal found 9/28

$589

Mon 10/198:20 pm -

1 stop32h 05m

Wed 11/118:15 pm -

2 stops27h 00m

Deal found 9/29

$601

Thu 10/299:30 pm -

1 stop18h 15m

Thu 11/510:55 am -

1 stop12h 20m

Deal found 9/29

$640

Sat 10/248:20 pm -

1 stop22h 35m

Sat 10/3110:55 am -

1 stop13h 55m

Deal found 9/26

$722

Tue 10/612:30 pm -

2 stops24h 10m

Thu 10/223:40 pm -

1 stop31h 20m

Deal found 9/29

$755

Best flights from Dulles Intl to Billund
Discover carefully curated flight deals from Dulles Intl to Billund that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.

Thu 11/128:30 pm -

1 stop31h 55m

Thu 11/1910:55 am -

1 stop12h 20m

Deal found 9/28

$589

Wed 11/115:30 pm -

1 stop18h 50m

Wed 11/186:35 am -

1 stop15h 20m

Deal found 9/26

$756

Sun 1/106:05 pm -

1 stop20h 00m

Thu 1/1412:55 pm -

1 stop13h 00m

Deal found 9/29

$759

Mon 10/1912:38 pm -

2 stops15h 27m

Wed 11/116:35 am -

2 stops15h 51m

Deal found 9/29

$764

Sat 11/149:55 am -

2 stops17h 55m

Sat 11/216:35 am -

2 stops19h 48m

Deal found 9/30

$762

Sun 1/1012:35 pm -

2 stops15h 15m

Thu 1/146:35 am -

1 stop19h 30m

Deal found 9/29

$768

Last-minute flights from Dulles Intl to Billund
Discover last-minute flight deals from Dulles Intl to Billund. Data last updated September 30, 2026 and is based on user searches.

Tue 9/296:15 pm -

1 stop11h 05m

Tue 10/136:00 am -

1 stop15h 35m

Deal found 9/25

$803

Tue 10/612:30 pm -

2 stops24h 10m

Thu 10/223:40 pm -

1 stop31h 20m

Deal found 9/29

$755

Thu 10/83:25 pm -

1 stop16h 35m

Mon 10/126:55 pm -

1 stop27h 10m

Deal found 9/27

$793

Mon 10/198:20 pm -

1 stop32h 05m

Wed 11/118:15 pm -

2 stops27h 00m

Deal found 9/29

$601

Mon 10/1912:38 pm -

2 stops15h 27m

Wed 11/116:35 am -

2 stops15h 51m

Deal found 9/29

$764

Sat 10/248:20 pm -

1 stop22h 35m

Sat 10/3110:55 am -

1 stop13h 55m

Deal found 9/26

$722

Sun 10/2510:47 pm -

2 stops30h 03m

Sun 11/110:30 am -

1 stop15h 35m

Deal found 9/27

$766

Thu 10/299:30 pm -

1 stop18h 15m

Thu 11/510:55 am -

1 stop12h 20m

Deal found 9/29

$640

Find flight deals from Dulles Intl to Billund

Round-trip from	$557 (Scandinavian Airlines)
Popular in	June
Cheapest in	February
Average price	$819

From Washington, D.C. Dulles Intl to Billund

Search Deals

Highest demand for flights based on searches. 27% potential increase in price ($327 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($63 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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 11/12

8:30 pm-10:25 am

1 stop31h 55m

Billund

Thu 11/19

10:55 am-5:15 pm

1 stop12h 20m

$589

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Wed 11/11

5:30 pm-6:20 pm

1 stop18h 50m

Billund

Wed 11/18

6:35 am-3:55 pm

1 stop15h 20m

$756

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Sun 1/10

6:05 pm-8:05 pm

1 stop20h 00m

Billund

Thu 1/14

12:55 pm-7:55 pm

1 stop13h 00m

$759

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Sat 11/14

9:55 am-9:50 am

2 stops17h 55m

Billund

Sat 11/21

6:35 am-8:23 pm

2 stops19h 48m

$762

Quickest round-trip

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Mon 10/19

12:38 pm-10:05 am

2 stops15h 27m

Billund

Wed 11/11

6:35 am-4:26 pm

2 stops15h 51m

$764

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Sun 1/10

12:35 pm-9:50 am

2 stops15h 15m

Billund

Thu 1/14

6:35 am-8:05 pm

1 stop19h 30m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/28

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.

IAD-BLL

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 a feel of what it's like to fly with 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.

Scandinavian Airlines

7.4

Good

2,001 reviews

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

2,001 reviews

Scandinavian Airlines

7.4

Good

2,001 reviews

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

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. 1 airline has 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 18h 50m. 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 is the cheapest airline to fly 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 $593. Scandinavian Airlines is priced at 32% 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

Vejle

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Alternative routes for Dulles Intl to Billund

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Top airline flying from Dulles Intl to Billund

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest$593	Average$905	FlexibilityNo cancel fee	On-time77%

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$571+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Billund with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Billund

Cheapest flights from Dulles Intl to BillundExplore 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 30, 2026.

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 30, 2026.

Best flights from Dulles Intl to BillundDiscover carefully curated flight deals from Dulles Intl to Billund that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.

Discover carefully curated flight deals from Dulles Intl to Billund that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.

Last-minute flights from Dulles Intl to BillundDiscover last-minute flight deals from Dulles Intl to Billund. Data last updated September 30, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Billund. Data last updated September 30, 2026 and is based on user searches.

Find flight deals from Dulles Intl to Billund

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Billund that are best for you.

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.

Reviews of airlines servicing Billund

Get a feel of what it's like to fly with 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.

Related info for your journey

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

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

What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Billund round-trip?

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

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

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

Traveling to a place near Billund?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Billund

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Billund by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Dulles Intl to Billund by cabin class

Find flights from Dulles Intl to Billund, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dulles Intl and Billund flights

Browse other Dulles Intl and Billund flight options. Last updated on September 30, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 30, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top airline flying from Dulles Intl to Billund

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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 30, 2026.

Best flights from Dulles Intl to Billund
Discover carefully curated flight deals from Dulles Intl to Billund that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.

Last-minute flights from Dulles Intl to Billund
Discover last-minute flight deals from Dulles Intl to Billund. Data last updated September 30, 2026 and is based on user searches.