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$559+ Cheap flights from Billund (BLL) to Washington

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
BLL — SEA
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Billund to Washington

Cheapest flights from Billund to Washington
Explore the most affordable flight options available from Billund to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Ticket deal was found by Cheapflights users on 2/10. 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.
Thu 2/266:00 am
BLL
-
SEA
1 stop14h 40m
Multiple Airlines
Mon 3/22:10 pm
SEA
-
BLL
1 stop15h 25m
Multiple Airlines
Deal found 2/10$559
This Ticket deal was found by Cheapflights users on 2/11. 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 2/276:00 am
BLL
-
SEA
1 stop14h 40m
Air France
Tue 3/31:30 pm
SEA
-
BLL
2 stops16h 05m
Air France
Deal found 2/11$570
This Ticket deal was found by Cheapflights users on 2/10. 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.
Thu 2/266:00 am
BLL
-
SEA
2 stops17h 44m
KLM
Mon 3/29:45 am
SEA
-
BLL
2 stops16h 35m
KLM
Deal found 2/10$578
This Ticket deal was found by Cheapflights users on 2/11. 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 2/276:00 am
BLL
-
SEA
2 stops17h 33m
Multiple Airlines
Tue 3/31:30 pm
SEA
-
BLL
2 stops16h 05m
Multiple Airlines
Deal found 2/11$586
This British Airways deal was found by Cheapflights users on 2/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:50 pm
BLL
-
SEA
1 stop23h 40m
British Airways
Tue 11/36:50 pm
SEA
-
BLL
1 stop32h 20m
British Airways
Deal found 2/9$602
This Delta deal was found by Cheapflights users on 2/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:00 am
BLL
-
SEA
1 stop14h 40m
Delta
Mon 3/22:10 pm
SEA
-
BLL
1 stop15h 25m
Delta
Deal found 2/12$616
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Fri 10/306:30 am
BLL
-
SEA
1 stop14h 40m
United Airlines
Tue 11/39:02 am
SEA
-
BLL
2 stops19h 18m
United Airlines
Deal found 2/9$621

Find flight deals from Billund to Washington

Keep the following information in mind while searching for Billund to Washington flight deals. Data was last updated February 13, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$559
(Ticket)

Popular in

July

Cheapest in

December

Average price

$725
Provider with most accurate pricing for Billund-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Billund-Seattle/Tacoma Intl flights.
Search Deals
From Billund to Washington
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Billund to Washington 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 February 13, 2026.
Use the filters below to find and compare flights from Billund to Washington that are best for you.

Fly from

Billund

Fly to

Washington

Route

Depart

Return

Price

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 2/26

6:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Mon 3/2

2:10 pm-2:35 pm

1 stop15h 25m

$559

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 2/26

6:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Mon 3/2

2:10 pm-11:00 pm

1 stop23h 50m

$559

BillundSeattle

BLL - SEA

BLLSEA

Billund

Fri 2/27

6:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Tue 3/3

1:30 pm-2:35 pm

2 stops16h 05m

$570

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 2/26

6:00 am-2:44 pm

2 stops17h 44m

Seattle/Tacoma Intl

Mon 3/2

9:45 am-11:20 am

2 stops16h 35m

$578

BillundSeattle

BLL - SEA

BLLSEA

Billund

Fri 2/27

6:00 am-2:33 pm

2 stops17h 33m

Seattle/Tacoma Intl

Tue 3/3

1:30 pm-2:35 pm

2 stops16h 05m

$586

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 2/26

6:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Mon 3/2

2:10 pm-2:35 pm

1 stop15h 25m

$616

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 2/26

10:35 am-11:51 pm

2 stops22h 16m

Seattle/Tacoma Intl

Mon 3/2

10:55 am-1:20 pm

2 stops17h 25m

$676

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 2/26

2:00 pm-9:15 am

3 stops28h 15m

Seattle/Tacoma Intl

Mon 3/2

8:00 am-1:20 pm

2 stops20h 20m

$687

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Best time to book a flight from Billund to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Billund to Washington

What is the cheapest month to book a flight from Billund to State of Washington?

Currently, December is the cheapest month in which you can book a flight from Billund to State of Washington (average of $505). Flying from Billund to State of Washington in January is currently the most expensive (average of $624). 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.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated February 13, 2026.
Read through reviews of airlines operating flights from Billund to Washington, such as Lufthansa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,782 reviews

Entertainment

6.5

Comfort

6.8

Crew

7.6

Overall

6.8

Food

6.3

Boarding

7.0

Reviews

1 / 20
4.0
Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines
Lufthansa
6.8
Okay
7,782 reviews
Lufthansa
6.8
Okay
7,782 reviews

Entertainment

6.5

Comfort

6.8

Crew

7.6

Overall

6.8

Food

6.3

Boarding

7.0

Reviews

1 / 20
4.0
Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines

Related info for your journey

Find useful and relevant information for your journey from Billund to Washington. 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?

    Billund (BLL) is the airport you will fly out of if you book a flight from Billund to Washington. It is only a 1.7 mi journey to Billund (BLL) from Billund’s city center.

  • How long is the flight from Billund to State of Washington?

    Airlines like Air France fly from Billund to State of Washington in about 14h 40m. The time it takes to get you to your destination can typically vary by up to . The distance from Billund to State of Washington is about 4771 mi.

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

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

  • How can I find direct flights from Billund to Washington?

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

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

    Yes. Cheapflights offers flight deals from Billund to Washington 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 State of Washington?

    Currently, December is the cheapest month in which you can book a flight from Billund to State of Washington (average of $505). Flying from Billund to State of Washington in January is currently the most expensive (average of $624). 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

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Alternative routes for Billund to Washington

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Top airline flying from Billund to Washington

Discover the top airline that operate flights from Billund to Washington. 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$595Average$662FlexibilityNo cancel feeOn-time76%

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