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Cheap flights from Billund to Washington, D.C. from $392

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billund to Washington, D.C. departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
12:10 pm - 8:20 pm
BLL
-
IAD
14h 10m
1 stop
British Airways Logo
10:45 pm - 7:50 pm
IAD
-
BLL
16h 05m
1 stop
$485British Airways
Wed, Oct 14 - Wed, Oct 28
Lufthansa Logo
6:45 pm - 1:35 pm
BLL
-
IAD
24h 50m
1 stop
Lufthansa Logo
3:25 pm - 10:05 am
IAD
-
BLL
12h 40m
1 stop
$639Lufthansa
Thu, Jun 18 - Mon, Jun 22
Lufthansa Logo
6:55 pm - 1:35 pm
BLL
-
IAD
24h 40m
1 stop
Lufthansa Logo
10:15 pm - 11:35 pm
IAD
-
BLL
19h 20m
1 stop
$646Lufthansa
Mon, Jun 22 - Sat, Jun 27
United Airlines Logo
2:45 pm - 7:26 am
BLL
-
IAD
22h 41m
2 stops
United Airlines Logo
5:20 pm - 10:00 am
IAD
-
BLL
10h 40m
1 stop
$653United Airlines
Mon, Jun 22 - Sat, Jun 27
United Airlines Logo
6:00 am - 7:22 am
BLL
-
IAD
31h 22m
2 stops
United Airlines Logo
9:45 am - 10:00 am
IAD
-
BLL
18h 15m
2 stops
$656United Airlines
Mon, Jun 22 - Sat, Jun 27
Lufthansa Logo
6:55 pm - 1:35 pm
BLL
-
IAD
24h 40m
1 stop
Lufthansa Logo
5:20 pm - 10:00 am
IAD
-
BLL
10h 40m
1 stop
$669Lufthansa
Mon, Jun 22 - Sat, Jun 27
Air Canada Logo
6:00 am - 7:01 pm
BLL
-
IAD
19h 01m
2 stops
Air Canada Logo
9:45 am - 2:10 pm
IAD
-
BLL
22h 25m
2 stops
$678Air Canada
Thu, Jun 18 - Mon, Jun 22
Multiple Airlines Logo
6:00 am - 3:01 pm
BLL
-
IAD
15h 01m
2 stops
Multiple Airlines Logo
3:25 pm - 10:05 am
IAD
-
BLL
12h 40m
1 stop
$683Multiple Airlines
Thu, Jun 18 - Mon, Jun 22
United Airlines Logo
6:00 am - 1:35 pm
BLL
-
IAD
13h 35m
1 stop
United Airlines Logo
3:25 pm - 10:05 am
IAD
-
BLL
12h 40m
1 stop
$691United Airlines
Thu, Jun 18 - Mon, Jun 22
United Airlines Logo
10:45 am - 7:23 am
BLL
-
IAD
26h 38m
2 stops
United Airlines Logo
5:20 pm - 10:00 am
IAD
-
BLL
10h 40m
1 stop
$695United Airlines
Mon, Jun 22 - Sat, Jun 27

United Airlines flights from Billund to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Billund to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jun 22
BLL2:45 pmBillund
22h 41m
2 stops
IAD7:26 amWashington, D.C. Dulles Intl
Jun 27
IAD5:20 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
BLL10:00 amBillund
$653
United Airlines
Jun 22
BLL6:00 amBillund
31h 22m
2 stops
IAD7:22 amWashington, D.C. Dulles Intl
Jun 27
IAD9:45 amWashington, D.C. Dulles Intl
18h 15m
2 stops
BLL10:00 amBillund
$656
United Airlines
Jun 18
BLL6:00 amBillund
13h 35m
1 stop
IAD1:35 pmWashington, D.C. Dulles Intl
Jun 22
IAD3:25 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
BLL10:05 amBillund
$691

Lufthansa flights from Billund to Washington, D.C. Dulles Intl Airport

Our best Lufthansa deals on Billund to Washington, D.C. Dulles Intl Airport flight tickets
Lufthansa
Jun 18
BLL6:45 pmBillund
24h 50m
1 stop
IAD1:35 pmWashington, D.C. Dulles Intl
Jun 22
IAD3:25 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
BLL10:05 amBillund
$639
Lufthansa
Jun 22
BLL6:55 pmBillund
24h 40m
1 stop
IAD1:35 pmWashington, D.C. Dulles Intl
Jun 27
IAD10:15 pmWashington, D.C. Dulles Intl
19h 20m
1 stop
BLL11:35 pmBillund
$646
Lufthansa
Jun 22
BLL6:55 pmBillund
24h 40m
1 stop
IAD1:35 pmWashington, D.C. Dulles Intl
Jun 27
IAD5:20 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
BLL10:00 amBillund
$669

momondo Fare Finder

 
Customize your flight search to find flights from Billund to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated June 5, 2026.
Use the filters below to find and compare flights from Billund to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Wed 10/14

12:10 pm-8:20 pm

1 stop14h 10m

Washington, D.C. Dulles Intl

Wed 10/28

10:45 pm-7:50 pm

1 stop16h 05m

$485

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 6/18

6:45 pm-1:35 pm

1 stop24h 50m

Washington, D.C. Dulles Intl

Mon 6/22

3:25 pm-10:05 am

1 stop12h 40m

$639

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Mon 6/22

6:55 pm-1:35 pm

1 stop24h 40m

Washington, D.C. Dulles Intl

Sat 6/27

10:15 pm-11:35 pm

1 stop19h 20m

$646

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Mon 6/22

2:45 pm-7:26 am

2 stops22h 41m

Washington, D.C. Dulles Intl

Sat 6/27

5:20 pm-10:00 am

1 stop10h 40m

$653

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Mon 6/22

6:00 am-7:22 am

2 stops31h 22m

Washington, D.C. Dulles Intl

Sat 6/27

9:45 am-10:00 am

2 stops18h 15m

$656

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Mon 6/22

6:55 pm-1:35 pm

1 stop24h 40m

Washington, D.C. Dulles Intl

Sat 6/27

5:20 pm-10:00 am

1 stop10h 40m

$669

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 6/18

6:00 am-7:01 pm

2 stops19h 01m

Washington, D.C. Dulles Intl

Mon 6/22

9:45 am-2:10 pm

2 stops22h 25m

$678

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 6/18

6:00 am-3:01 pm

2 stops15h 01m

Washington, D.C. Dulles Intl

Mon 6/22

3:25 pm-10:05 am

1 stop12h 40m

$683
Quickest round-trip

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 6/18

6:00 am-1:35 pm

1 stop13h 35m

Washington, D.C. Dulles Intl

Mon 6/22

3:25 pm-10:05 am

1 stop12h 40m

$691

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Mon 6/22

10:45 am-7:23 am

2 stops26h 38m

Washington, D.C. Dulles Intl

Sat 6/27

5:20 pm-10:00 am

1 stop10h 40m

$695

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Billund to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Billund and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, February is the cheapest month to fly from Billund to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $500. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $529.

How far in advance should I book a flight from Billund to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Billund when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $654 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Billund for as low as $578 on momondo.

When to book flights from Billund to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Billund to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Billund to Washington, D.C. Dulles Intl Airport (BLL to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billund to Washington, D.C. Dulles Intl Airport

Fastest flight time

16h 05m

Direct flights

None
The fastest flight from Billund to Washington, D.C. Dulles Intl Airport takes 16h 05m
There are no direct flights from Billund to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Billund to Washington, D.C. Dulles Intl Airport.
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Frequently asked questions about flying from Billund to Washington, D.C. Dulles Intl Airport

  • How far is Billund to Washington, D.C. Dulles Intl by plane?

    There are 3930.4 mi between Billund and Washington, D.C. Dulles Intl. A reasonable flight in good conditions will take 16h 05m.

  • When did momondo last update prices for flights from Billund Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Billund Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Billund Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Billund Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Laurel
Gaithersburg
Fredericksburg
Colonial Beach
Silver Spring
Rockville
Towson
Linthicum Heights
Manassas
Sterling
Tysons
Springfield
Fairfax

Why use momondo?

Why should I use momondo to find a flight deal from Billund to Washington, D.C.?

Finding the right flight to Washington, D.C. from Billund is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Billund to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Billund to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Billund to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Billund. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Billund to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Billund to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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