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Dulles Intl

$388+ Cheap flights from Billund (BLL) to Dulles Intl (IAD)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BLL — IAD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Billund to Washington, D.C. Dulles Intl are usually found in November or February, booked 50 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Billund to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Billund (BLL) to Dulles Intl (IAD). 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 January 21, 2025.

Round-trip from

$388
(Ticket)

Popular in

July

Cheapest in

November

Average price

$615
From Billund to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from Billund to Dulles Intl

Cheapest flights from Billund to Dulles Intl
Explore the most affordable flight options available from Billund to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Ticket deal was found by Cheapflights users on 1/20. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/281:05 pmBLL - IAD
1 stop12h 40mBritish Airways
Tue 3/49:55 pmIAD - BLL
1 stop11h 30mBritish Airways
Deal found 1/20$388
This Travelis deal was found by Cheapflights users on 1/21. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/136:15 amBLL - IAD
1 stop15h 40mLufthansa
Mon 2/175:35 pmIAD - BLL
1 stop12h 55mLufthansa
Deal found 1/21$392
This United Airlines deal was found by Cheapflights users on 1/20. 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 3/66:30 amBLL - IAD
2 stops35h 01mUnited Airlines
Thu 3/131:00 pmIAD - BLL
2 stops16h 10mUnited Airlines
Deal found 1/20$414
This Travelis deal was found by Cheapflights users on 1/20. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/152:05 pmBLL - IAD
2 stops35h 36mAir Canada
Sat 3/222:35 pmIAD - BLL
2 stops14h 20mAir Canada
Deal found 1/20$506
This KLM deal was found by Cheapflights users on 1/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/611:50 amBLL - IAD
1 stop33h 45mMultiple Airlines
Tue 9/29:20 pmIAD - BLL
1 stop19h 05mMultiple Airlines
Deal found 1/20$539
This KLM deal was found by Cheapflights users on 1/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/611:50 amBLL - IAD
1 stop33h 45mKLM
Thu 9/45:25 pmIAD - BLL
1 stop16h 05mKLM
Deal found 1/20$551
This Icelandair deal was found by Cheapflights users on 1/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/610:35 pmBLL - IAD
1 stop29h 35mIcelandair
Sun 8/3111:15 pmIAD - BLL
1 stop16h 20mIcelandair
Deal found 1/20$586
This Air France deal was found by Cheapflights users on 1/20. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:45 amBLL - IAD
1 stop18h 30mAir France
Sat 4/265:25 pmIAD - BLL
1 stop18h 15mAir France
Deal found 1/20$637
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/75:05 pmBLL - IAD
2 stops27h 55mAmerican Airlines
Sat 7/267:25 pmIAD - BLL
1 stop13h 20mAmerican Airlines
Deal found 1/20$781
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/20. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2810:45 amBLL - IAD
3 stops26h 31mTAP AIR PORTUGAL
Tue 3/45:30 pmIAD - BLL
2 stops18h 45mTAP AIR PORTUGAL
Deal found 1/20$1,056
This Scandinavian Airlines deal was found by Cheapflights users on 1/20. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:25 amBLL - IAD
3 stops19h 16mScandinavian Airlines
Sat 4/2612:30 pmIAD - BLL
3 stops20h 25mScandinavian Airlines
Deal found 1/20$1,226

Find flights from Billund to Dulles Intl within your budget

Customize your flight search to find flights from Billund to Dulles Intl 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Fri 2/28

1:05 pm-7:45 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Tue 3/4

9:55 pm-3:25 pm

1 stop11h 30m

$388

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 2/13

6:15 am-3:55 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

Mon 2/17

5:35 pm-12:30 pm

1 stop12h 55m

$392

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Thu 3/6

6:30 am-11:31 am

2 stops35h 01m

Washington, D.C. Dulles Intl

Thu 3/13

6:50 pm-1:25 pm

1 stop13h 35m

$414

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Sat 3/15

2:05 pm-8:41 pm

2 stops35h 36m

Washington, D.C. Dulles Intl

Sat 3/22

2:35 pm-9:55 am

2 stops14h 20m

$506

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Fri 2/28

6:40 pm-6:25 pm

3 stops29h 45m

Washington, D.C. Dulles Intl

Tue 3/4

7:40 pm-10:45 pm

3 stops21h 05m

$554

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Fri 4/11

6:45 am-7:15 pm

1 stop18h 30m

Washington, D.C. Dulles Intl

Sat 4/26

5:25 pm-5:40 pm

1 stop18h 15m

$637

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Mon 7/7

5:05 pm-3:00 pm

2 stops27h 55m

Washington, D.C. Dulles Intl

Sat 7/26

7:25 pm-2:45 pm

1 stop13h 20m

$781

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Sat 4/12

6:35 pm-3:35 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Sat 4/26

5:25 pm-5:40 pm

1 stop18h 15m

$832

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Fri 2/28

10:45 am-7:16 am

3 stops26h 31m

Washington, D.C. Dulles Intl

Tue 3/4

5:30 pm-6:15 pm

2 stops18h 45m

$1,056

BillundWashington, D.C.

BLL - IAD

BLLIAD

Billund

Fri 4/11

6:25 am-7:41 pm

3 stops19h 16m

Washington, D.C. Dulles Intl

Sat 4/26

12:30 pm-2:55 pm

3 stops20h 25m

$1,226

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Billund to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Billund 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.

Travel insights for flights from Billund to Dulles Intl

Get recent, data-driven insights about flights from Billund to Dulles Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Billund to Dulles Intl. Price data was last updated on January 17, 2025.

The price you pay for your flight from Billund to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Billund to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Billund to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Billund to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated January 21, 2025.
KLM
7.8
Good
1,341 reviews

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France
7.4
Good
1,490 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,984 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Scandinavian Airlines
7.3
Good
1,320 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Billund to Dulles Intl. 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 from for flights from Billund to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Billund, you will be flying from Billund, which is the city’s only airport. Billund (BLL) is located 1.7 mi from the center of Billund. There are 0 flights from Billund to Washington, D.C. Dulles Intl per day from 1 airline.

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

    Currently priced at $388, British Airways will fly you from Billund to Washington, D.C. Dulles Intl Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and United Airlines - these airlines can fly you to your destination from $392 and $414, respectively. These flights start at 31% lower than the current average price 3 months from now.

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

    Yes. In addition to deals on Billund to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billund to Dulles Intl.

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

    Yes. Cheapflights offers flight deals from Billund to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Billund to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Billund to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Billund to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Billund?

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Fairfax
Arlington
Alexandria
Springfield
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Rockville
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Gaithersburg
Fredericksburg
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Laurel
Falls Church
Greenbelt
Sterling
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Bowie
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Alternative routes for Billund to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Copenhagen to Dulles Intl flights
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Aalborg to Dulles Intl flights

Top airline flying from Billund to Dulles Intl

Discover the top airline that operate flights from Billund to Dulles Intl. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$435Average$448FlexibilityNo cancel feeOn-time76%
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