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Cheap flights from Billund to Washington, D.C. from $531

This is the cheapest round-trip 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 1/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
1:00 pm - 7:55 pm
BLL
-
IAD
12h 55m1 stop
British Airways Logo
9:45 pm - 12:20 pm
IAD
-
BLL
32h 35m1 stop
$531British Airways
Thu, Jan 22 - Sun, Jan 25
British Airways Logo
1:00 pm - 3:35 pm
BLL
-
IAD
32h 35m1 stop
British Airways Logo
9:45 pm - 12:20 pm
IAD
-
BLL
32h 35m1 stop
$532British Airways
Thu, Jan 22 - Sun, Jan 25
United Airlines Logo
6:30 am - 3:50 pm
BLL
-
IAD
15h 20m1 stop
United Airlines Logo
6:00 am - 1:20 pm
IAD
-
BLL
25h 20m2 stops
$540United Airlines
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
2:15 pm - 8:15 pm
BLL
-
IAD
12h 00m1 stop
United Airlines Logo
1:05 pm - 1:20 pm
IAD
-
BLL
18h 15m2 stops
$541United Airlines
Mon, Jan 19 - Mon, Jan 26
Air Canada Logo
2:00 pm - 3:46 pm
BLL
-
IAD
31h 46m2 stops
Air Canada Logo
9:00 am - 1:30 pm
IAD
-
BLL
22h 30m2 stops
$553Air Canada
Thu, Jan 22 - Sun, Jan 25
Air Canada Logo
2:00 pm - 8:26 pm
BLL
-
IAD
36h 26m2 stops
Air Canada Logo
4:30 pm - 1:20 pm
IAD
-
BLL
38h 50m2 stops
$554Air Canada
Thu, Jan 22 - Sun, Jan 25
Air France Logo
10:25 am - 4:05 pm
BLL
-
IAD
11h 40m1 stop
Air France Logo
6:50 pm - 2:35 pm
IAD
-
BLL
13h 45m1 stop
$674Air France
Sat, Dec 27 - Thu, Jan 1
Air France Logo
6:00 am - 4:05 pm
BLL
-
IAD
16h 05m1 stop
Air France Logo
6:50 pm - 11:00 pm
IAD
-
BLL
22h 10m1 stop
$677Air France
Sat, Dec 27 - Thu, Jan 1
Delta Logo
10:25 am - 11:31 pm
BLL
-
BWI
19h 06m2 stops
Delta Logo
12:00 pm - 9:40 am
BWI
-
BLL
15h 40m2 stops
$1,036Delta
Sat, Dec 27 - Thu, Jan 1
Delta Logo
6:00 am - 6:19 pm
BLL
-
DCA
18h 19m2 stops
Delta Logo
5:35 pm - 2:35 pm
DCA
-
BLL
15h 00m2 stops
$1,177Delta
Sat, Dec 27 - Thu, Jan 1

Air France flights from Billund to Washington, D.C.

Our best Air France deals on Billund to Washington, D.C. flight tickets
Air France
Dec 27
BLL6:00 amBillund
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 1
IAD6:50 pmWashington, D.C. Dulles Intl
13h 45m
1 stop
BLL2:35 pmBillund
$669
Find similar
Air France
Dec 27
BLL10:25 amBillund
11h 40m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 1
IAD6:50 pmWashington, D.C. Dulles Intl
13h 45m
1 stop
BLL2:35 pmBillund
$674
Find similar
Air France
Dec 27
BLL6:00 amBillund
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 1
IAD6:50 pmWashington, D.C. Dulles Intl
22h 10m
1 stop
BLL11:00 pmBillund
$677
Find similar

Delta flights from Billund to Washington, D.C.

Our best Delta deals on Billund to Washington, D.C. flight tickets
Delta
Dec 27
BLL6:00 amBillund
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 1
IAD12:58 pmWashington, D.C. Dulles Intl
14h 42m
2 stops
BLL9:40 amBillund
$798
Find similar
Delta
Dec 27
BLL6:00 amBillund
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 1
IAD12:58 pmWashington, D.C. Dulles Intl
14h 42m
2 stops
BLL9:40 amBillund
$867
Find similar
Delta
Dec 27
BLL6:00 amBillund
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 1
IAD5:06 pmWashington, D.C. Dulles Intl
14h 39m
2 stops
BLL1:45 pmBillund
$922
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Billund to Washington, D.C. 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 December 7, 2025.
Use the filters below to find and compare flights from Billund to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 1/22

1:00 pm-7:55 pm

1 stop12h 55m

Washington, D.C. Dulles Intl

Sun 1/25

9:45 pm-12:20 pm

1 stop32h 35m

$531

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 1/22

1:00 pm-3:35 pm

1 stop32h 35m

Washington, D.C. Dulles Intl

Sun 1/25

9:45 pm-12:20 pm

1 stop32h 35m

$532

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 1/15

6:30 am-3:50 pm

1 stop15h 20m

Washington, D.C. Dulles Intl

Mon 1/19

6:00 am-1:20 pm

2 stops25h 20m

$540

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Mon 1/19

2:15 pm-8:15 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Mon 1/26

1:05 pm-1:20 pm

2 stops18h 15m

$541

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 1/22

2:00 pm-3:46 pm

2 stops31h 46m

Washington, D.C. Dulles Intl

Sun 1/25

9:00 am-1:30 pm

2 stops22h 30m

$553

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 1/22

2:00 pm-8:26 pm

2 stops36h 26m

Washington, D.C. Dulles Intl

Sun 1/25

4:30 pm-1:20 pm

2 stops38h 50m

$554

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Sat 12/27

10:25 am-4:05 pm

1 stop11h 40m

Washington, D.C. Dulles Intl

Thu 1/1

6:50 pm-2:35 pm

1 stop13h 45m

$674

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Sat 12/27

6:00 am-4:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Thu 1/1

6:50 pm-11:00 pm

1 stop22h 10m

$677

BillundBaltimore

BLL - BWI

BLLBWI

Billund

Sat 12/27

10:25 am-11:31 pm

2 stops19h 06m

Baltimore/Washington

Thu 1/1

12:00 pm-9:40 am

2 stops15h 40m

$1,036

BillundWashington, D.C.

BLL - DCA

BLLDCA

Billund

Sat 12/27

6:00 am-6:19 pm

2 stops18h 19m

Washington, D.C. Reagan-National

Thu 1/1

5:35 pm-2:35 pm

2 stops15h 00m

$1,177

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

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

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.?

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

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Billund, with most prices found around $447. If you’re not able to fly to Washington, D.C. in February, then August is your next best option. Flight prices from Billund to Washington, D.C. during August average around $516.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Billund is on a Friday. momondo users have found tickets for Friday departures for as low as $424. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Billund to Washington, D.C. for around $509.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

At noon is the cheapest time of day to fly from Billund to Washington, D.C. when you can find flight prices for as low as $385. Flying to Washington, D.C. at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $586. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Billund when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $607 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Billund for as low as $481 on momondo.

When to book flights from Billund to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Billund to Washington, D.C. 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. (BLL to WAS) flight deals and tips

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

Fastest flight time

12h 55m

Direct flights

None
The fastest flight from Billund to Washington, D.C. takes 12h 55m
There are no direct flights from Billund to Washington, D.C.. There are no popular flight routes from Billund to Washington, D.C..
Search flight deals

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

    There are 3917.7 mi between Billund and Washington, D.C.. A reasonable flight in good conditions will take 11h 40m.

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

    Prices for flights from Billund Airport to Washington, D.C. are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Billund Airport to Washington, D.C..

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

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Billund to Washington, D.C.. momondo saves you time and could save you money on your trip.

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Billund to Washington, D.C..

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 offers price alerts on flights to Washington, D.C. from Billund. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport