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

Flying on Lufthansa is currently your cheapest option to Billund, with prices starting at $578. Another option worth looking into is Scandinavian Airlines, starting at $593 round trip. Lufthansa is priced at 31% 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. 2 airlines have 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.

$607+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Billund

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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

Best

Last-minute

One-way

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, 2026.

Mon 10/58:20 pm -

1 stop21h 35m

Mon 11/2310:55 am -

1 stop12h 20m

Deal found 9/14

$625

Sun 10/48:20 pm -

1 stop18h 15m

Fri 10/169:05 pm -

1 stop25h 55m

Deal found 9/15

$678

Thu 10/88:20 pm -

1 stop18h 15m

Sat 10/1710:20 am -

1 stop12h 40m

Deal found 9/15

$709

Mon 10/58:20 pm -

1 stop12h 45m

Wed 10/149:05 pm -

1 stop25h 55m

Deal found 9/15

$718

Sat 10/38:20 pm -

1 stop15h 25m

Fri 10/163:40 pm -

1 stop31h 20m

Deal found 9/15

$728

Sun 10/48:20 pm -

1 stop18h 15m

Wed 10/149:05 pm -

1 stop25h 55m

Deal found 9/15

$748

Thu 10/296:30 pm -

1 stop10h 20m

Thu 11/56:35 am -

2 stops19h 48m

Deal found 9/14

$762

Fri 10/308:23 am -

2 stops20h 27m

Fri 11/66:35 am -

1 stop19h 30m

Deal found 9/15

$763

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 17, 2026.

Sat 10/38:20 pm -

1 stop21h 35m

Tue 10/139:05 pm -

3 stops44h 45m

Deal found 9/15

$728

Sun 1/106:05 pm -

1 stop11h 15m

Thu 1/1412:55 pm -

1 stop13h 00m

Deal found 9/14

$757

Fri 10/301:15 pm -

2 stops24h 05m

Fri 11/66:35 am -

2 stops19h 48m

Deal found 9/15

$766

Sun 1/108:15 am -

2 stops19h 35m

Thu 1/146:35 am -

1 stop15h 20m

Deal found 9/12

$771

Last-minute flights from Dulles Intl to Billund
Discover last-minute flight deals from Dulles Intl to Billund. Data last updated September 17, 2026 and is based on user searches.

Sat 10/38:20 pm -

1 stop15h 25m

Fri 10/163:40 pm -

1 stop31h 20m

Deal found 9/15

$728

Sun 10/48:20 pm -

1 stop18h 15m

Fri 10/169:05 pm -

1 stop25h 55m

Deal found 9/15

$678

Sun 10/48:20 pm -

1 stop18h 15m

Wed 10/149:05 pm -

1 stop25h 55m

Deal found 9/15

$748

Mon 10/58:20 pm -

1 stop21h 35m

Mon 11/2310:55 am -

1 stop12h 20m

Deal found 9/14

$625

Mon 10/58:20 pm -

1 stop12h 45m

Wed 10/149:05 pm -

1 stop25h 55m

Deal found 9/15

$718

Thu 10/88:20 pm -

1 stop18h 15m

Sat 10/1710:20 am -

1 stop12h 40m

Deal found 9/15

$709

Thu 10/296:30 pm -

1 stop10h 20m

Thu 11/56:35 am -

2 stops19h 48m

Deal found 9/14

$762

Fri 10/308:23 am -

2 stops20h 27m

Fri 11/66:35 am -

1 stop19h 30m

Deal found 9/15

$763

Find flight deals from Dulles Intl to Billund

Round-trip from	$625 (Cheapflightsfares)
Popular in	July
Cheapest in	February
Average price	$819

From Washington, D.C. Dulles Intl to Billund

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($252 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($51 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

Quickest round-trip

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Tue 10/27

6:30 pm-9:50 am

1 stop10h 20m

Billund

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$607

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Fri 10/16

5:55 pm-6:10 pm

1 stop18h 15m

Billund

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$657

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Sat 10/3

8:20 pm-11:55 pm

1 stop21h 35m

Billund

Tue 10/13

9:05 pm-11:50 am

3 stops44h 45m

$728

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Sun 1/10

6:05 pm-11:20 am

1 stop11h 15m

Billund

Thu 1/14

12:55 pm-7:55 pm

1 stop13h 00m

$757

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Fri 10/30

1:15 pm-6:20 pm

2 stops24h 05m

Billund

Fri 11/6

6:35 am-8:23 pm

2 stops19h 48m

$766

Washington, D.C.Billund

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

IADBLL

Washington, D.C. Dulles Intl

Sun 1/10

8:15 am-9:50 am

2 stops19h 35m

Billund

Thu 1/14

6:35 am-3:55 pm

1 stop15h 20m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

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 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

1,984 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

1,984 reviews

Scandinavian Airlines

7.4

Good

1,984 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:(

Lufthansa

6.8

Okay

8,228 reviews

Scandinavian Airlines

7.4

Good

1,984 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. 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 11h 15m. 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 Lufthansa is currently your cheapest option to Billund, with prices starting at $578. Another option worth looking into is Scandinavian Airlines, starting at $593 round trip. Lufthansa is priced at 31% 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Dulles Intl

Popular flights

Alternative routes for Dulles Intl to Billund

Dulles Intl to Copenhagen flights

Baltimore to Copenhagen flights

Reagan-National to Copenhagen flights

Baltimore to Aalborg flights

Top 2 airlines flying from Dulles Intl to Billund

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$578	Average$735	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$593	Average$905	FlexibilityNo cancel fee	On-time77%

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.

$607+ 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 10/27. 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 17, 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 17, 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 17, 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 17, 2026.

Last-minute flights from Dulles Intl to BillundDiscover last-minute flight deals from Dulles Intl to Billund. Data last updated September 17, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Billund. Data last updated September 17, 2026 and is based on user searches.

One-way flights from Dulles Intl to BillundSearch for one-way flight options from Dulles Intl to Billund. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.

Search for one-way flight options from Dulles Intl to Billund. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.

Find flight deals from Dulles Intl to Billund

Round-trip from

Popular in

Cheapest in

Average price

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 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.

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 are the cheapest airlines flying 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

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.

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 17, 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 17, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Dulles Intl to Billund

100% Free

Book with Flexibility

Travel Smart

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, 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 17, 2026.

Last-minute flights from Dulles Intl to Billund
Discover last-minute flight deals from Dulles Intl to Billund. Data last updated September 17, 2026 and is based on user searches.

One-way flights from Dulles Intl to Billund
Search for one-way flight options from Dulles Intl to Billund. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.