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Cheap flights from Billund to Washington from $557

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 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.
1 adult
0 bags

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Find the cheapest flights from Billund to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air France Logo
6:00 am - 11:50 am
BLL
-
SEA
14h 50m1 stop
Air France Logo
1:40 pm - 2:35 pm
SEA
-
BLL
15h 55m1 stop
$557Air France
Thu, Jan 22 - Tue, Jan 27
Air France Logo
6:00 am - 11:50 am
BLL
-
SEA
14h 50m1 stop
Air France Logo
1:30 pm - 2:35 pm
SEA
-
BLL
16h 05m2 stops
$563Air France
Thu, Jan 22 - Tue, Jan 27
Lufthansa Logo
6:30 am - 7:16 pm
BLL
-
SEA
21h 46m2 stops
Lufthansa Logo
7:00 am - 1:40 pm
SEA
-
BLL
21h 40m2 stops
$583Lufthansa
Thu, Jan 22 - Tue, Jan 27
United Airlines Logo
6:45 am - 12:10 pm
BLL
-
SEA
14h 25m1 stop
United Airlines Logo
7:00 am - 1:25 pm
SEA
-
BLL
21h 25m2 stops
$607United Airlines
Sat, Jan 31 - Wed, Feb 4
United Airlines Logo
6:45 am - 11:47 pm
BLL
-
SEA
26h 02m2 stops
United Airlines Logo
1:17 pm - 1:20 pm
SEA
-
BLL
39h 03m3 stops
$613United Airlines
Sat, Jan 31 - Wed, Feb 4
United Airlines Logo
6:45 am - 6:28 pm
BLL
-
SEA
20h 43m2 stops
United Airlines Logo
10:58 am - 1:20 pm
SEA
-
BLL
41h 22m2 stops
$614United Airlines
Sat, Jan 31 - Wed, Feb 4
United Airlines Logo
6:30 am - 9:12 pm
BLL
-
SEA
23h 42m3 stops
United Airlines Logo
6:18 am - 1:40 pm
SEA
-
BLL
22h 22m2 stops
$711United Airlines
Tue, Jan 20 - Tue, Jan 27
Multiple Airlines Logo
6:30 am - 10:06 pm
BLL
-
SEA
24h 36m2 stops
Multiple Airlines Logo
5:50 am - 1:40 pm
SEA
-
BLL
22h 50m3 stops
$712Multiple Airlines
Thu, Jan 22 - Tue, Jan 27
Air Canada Logo
6:30 am - 10:06 pm
BLL
-
SEA
24h 36m3 stops
Air Canada Logo
5:50 am - 1:40 pm
SEA
-
BLL
22h 50m3 stops
$814Air Canada
Thu, Jan 22 - Tue, Jan 27
United Airlines Logo
6:30 am - 9:15 pm
BLL
-
SEA
47h 45m3 stops
United Airlines Logo
12:35 pm - 9:45 am
SEA
-
BLL
60h 10m3 stops
$3,720United Airlines
Tue, Jan 20 - Tue, Jan 27

United Airlines flights from Billund to State of Washington

Our best United Airlines deals on Billund to State of Washington flight tickets
United Airlines
Jan 31
BLL6:45 amBillund
14h 25m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
Feb 4
SEA7:00 amSeattle/Tacoma Intl
21h 25m
2 stops
BLL1:25 pmBillund
$607
Find similar
United Airlines
Jan 31
BLL6:45 amBillund
25h 30m
2 stops
SEA11:15 pmSeattle/Tacoma Intl
Feb 4
SEA1:17 pmSeattle/Tacoma Intl
39h 03m
2 stops
BLL1:20 pmBillund
$613
Find similar
United Airlines
Jan 31
BLL6:45 amBillund
20h 43m
2 stops
SEA6:28 pmSeattle/Tacoma Intl
Feb 4
SEA10:58 amSeattle/Tacoma Intl
41h 22m
2 stops
BLL1:20 pmBillund
$614
Find similar

Air France flights from Billund to State of Washington

Our best Air France deals on Billund to State of Washington flight tickets
Air France
Jan 22
BLL6:00 amBillund
14h 50m
1 stop
SEA11:50 amSeattle/Tacoma Intl
Jan 27
SEA1:40 pmSeattle/Tacoma Intl
15h 55m
1 stop
BLL2:35 pmBillund
$557
Find similar
Air France
Jan 22
BLL6:00 amBillund
14h 50m
1 stop
SEA11:50 amSeattle/Tacoma Intl
Jan 27
SEA1:30 pmSeattle/Tacoma Intl
16h 05m
2 stops
BLL2:35 pmBillund
$563
Find similar
Air France
Dec 14
BLL4:15 pmBillund
30h 10m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Jan 4
SEA3:10 pmSeattle/Tacoma Intl
13h 20m
1 stop
BLL1:30 pmBillund
$843
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Billund to State of 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, 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 that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 1/22

6:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Tue 1/27

1:40 pm-2:35 pm

1 stop15h 55m

$557

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 1/22

6:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Tue 1/27

1:30 pm-2:35 pm

2 stops16h 05m

$563

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 1/22

6:30 am-7:16 pm

2 stops21h 46m

Seattle/Tacoma Intl

Tue 1/27

7:00 am-1:40 pm

2 stops21h 40m

$583

BillundSeattle

BLL - SEA

BLLSEA

Billund

Sat 1/31

6:45 am-12:10 pm

1 stop14h 25m

Seattle/Tacoma Intl

Wed 2/4

7:00 am-1:25 pm

2 stops21h 25m

$607

BillundSeattle

BLL - SEA

BLLSEA

Billund

Sat 1/31

6:45 am-11:47 pm

2 stops26h 02m

Seattle/Tacoma Intl

Wed 2/4

1:17 pm-1:20 pm

3 stops39h 03m

$613

BillundSeattle

BLL - SEA

BLLSEA

Billund

Sat 1/31

6:45 am-6:28 pm

2 stops20h 43m

Seattle/Tacoma Intl

Wed 2/4

10:58 am-1:20 pm

2 stops41h 22m

$614

BillundSeattle

BLL - SEA

BLLSEA

Billund

Tue 1/20

6:30 am-9:12 pm

3 stops23h 42m

Seattle/Tacoma Intl

Tue 1/27

6:18 am-1:40 pm

2 stops22h 22m

$711

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 1/22

6:30 am-10:06 pm

2 stops24h 36m

Seattle/Tacoma Intl

Tue 1/27

5:50 am-1:40 pm

3 stops22h 50m

$712

BillundSeattle

BLL - SEA

BLLSEA

Billund

Thu 1/22

6:30 am-10:06 pm

3 stops24h 36m

Seattle/Tacoma Intl

Tue 1/27

5:50 am-1:40 pm

3 stops22h 50m

$814

BillundSeattle

BLL - SEA

BLLSEA

Billund

Tue 1/20

6:30 am-9:15 pm

3 stops47h 45m

Seattle/Tacoma Intl

Tue 1/27

12:35 pm-9:45 am

3 stops60h 10m

$3,720

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Billund to State of Washington

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 cheapest month to fly to State of Washington?

The month of January is, on average, the cheapest month to fly to State of Washington from Billund, with most prices found around $516. If you aren’t able to travel to State of Washington during the month of January, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $555.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Billund to State of Washington is on a Monday. Travelers who choose to depart for State of Washington on a Monday will often find tickets for as low as $602. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Billund to State of Washington for around $879.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $790. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $795 on average. Flights to State of Washington from Billund in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Billund when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $657 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Billund for as low as $590 on momondo.

Cheap Billund to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billund to State of Washington

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from Billund to State of Washington takes 14h 50m
There are no direct flights from Billund to State of Washington. There are no popular flight routes from Billund to State of Washington.
Search flight deals

  • When did momondo last update prices for flights from Billund Airport to Washington?

    Prices for flights from Billund Airport to Washington were last updated today.

  • How many operators does momondo search for flights from Billund Airport to Washington?

  • How old do you have to be to fly from Billund Airport to Washington?

    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.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Billund to State of Washington

Compare and see reviews for airlines that fly from Billund to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $595Free CancellationRating
6.8
7,617 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Billund to Washington?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Billund to Washington for you.

Can I find flights from Billund to Washington with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington from Billund with this policy.

How can momondo help me find flights from Billund to Washington?

momondo provides multiple filters to help you find the best flight to Washington 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 right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Billund to Washington 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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