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Cheap flights from Washington to Billund from $473

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Billund departing on 2/20. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air France Logo
2:15 pm - 11:00 pm
SEA
-
BLL
23h 45m
1 stop
Air France Logo
6:30 am - 1:05 pm
BLL
-
SEA
15h 35m
1 stop
$473Air France
Fri, Feb 20 - Sun, Mar 1
Delta Logo
8:30 am - 1:45 pm
SEA
-
BLL
20h 15m
2 stops
Delta Logo
6:30 am - 1:05 pm
BLL
-
SEA
15h 35m
1 stop
$486Delta
Fri, Feb 20 - Sun, Mar 1
KLM Logo
1:25 pm - 11:20 am
PDX
-
BLL
12h 55m
1 stop
KLM Logo
6:00 am - 11:25 am
BLL
-
PDX
14h 25m
1 stop
$488KLM
Sun, Feb 22 - Sun, Mar 1
Delta Logo
5:45 am - 5:50 pm
PDX
-
BLL
27h 05m
2 stops
Delta Logo
6:30 am - 5:33 pm
BLL
-
PDX
20h 03m
2 stops
$492Delta
Sun, Feb 22 - Sun, Mar 1
United Airlines Logo
5:20 pm - 1:30 pm
SEA
-
BLL
35h 10m
2 stops
United Airlines Logo
6:30 am - 12:10 pm
BLL
-
SEA
14h 40m
1 stop
$506United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
7:29 pm - 1:30 pm
SEA
-
BLL
33h 01m
2 stops
United Airlines Logo
6:30 am - 10:43 pm
BLL
-
SEA
25h 13m
2 stops
$510United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
11:59 pm - 6:10 pm
SEA
-
BLL
33h 11m
2 stops
United Airlines Logo
6:30 am - 12:10 pm
BLL
-
SEA
14h 40m
1 stop
$511United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
12:55 pm - 6:10 pm
SEA
-
BLL
44h 15m
2 stops
United Airlines Logo
2:15 pm - 12:59 am
BLL
-
SEA
19h 44m
2 stops
$516United Airlines
Sat, Feb 28 - Tue, Mar 3
Multiple Airlines Logo
5:05 pm - 5:55 pm
PDX
-
BLL
15h 50m
2 stops
Multiple Airlines Logo
2:20 pm - 11:10 am
BLL
-
PDX
29h 50m
1 stop
$659Multiple Airlines
Tue, May 26 - Wed, Jun 3
Multiple Airlines Logo
11:24 am - 11:00 am
PDX
-
BLL
14h 36m
2 stops
Multiple Airlines Logo
6:00 am - 2:50 pm
BLL
-
PDX
17h 50m
2 stops
$668Multiple Airlines
Tue, May 26 - Thu, Jun 4

Air Canada flights from State of Washington to Billund

Our best Air Canada deals on State of Washington to Billund flight tickets
Air Canada
Feb 22
PDX7:05 pmPortland
33h 15m
2 stops
BLL1:20 pmBillund
Mar 1
BLL2:05 pmBillund
28h 10m
3 stops
PDX9:15 amPortland
$906
Air Canada
May 27
PDX8:35 amPortland
20h 35m
3 stops
BLL2:10 pmBillund
Jun 3
BLL10:45 amBillund
31h 45m
2 stops
PDX9:30 amPortland
$1,061
Air Canada
May 27
PDX8:35 amPortland
20h 35m
3 stops
BLL2:10 pmBillund
Jun 3
BLL6:00 amBillund
25h 23m
3 stops
PDX10:23 pmPortland
$1,286

Lufthansa flights from State of Washington to Billund

Our best Lufthansa deals on State of Washington to Billund flight tickets
Lufthansa
Mar 21
SEA3:00 pmSeattle/Tacoma Intl
14h 20m
1 stop
BLL1:20 pmBillund
Mar 26
BLL6:30 amBillund
14h 40m
1 stop
SEA1:10 pmSeattle/Tacoma Intl
$919
Lufthansa
May 30
PDX7:00 amPortland
18h 00m
2 stops
BLL10:00 amBillund
Jun 2
BLL6:05 amBillund
25h 18m
2 stops
PDX10:23 pmPortland
$1,166
Lufthansa
Apr 3
SEA2:10 pmSeattle/Tacoma Intl
15h 15m
1 stop
BLL2:25 pmBillund
Apr 11
BLL3:00 pmBillund
30h 20m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$1,253

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Billund 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 February 8, 2026.
Use the filters below to find and compare flights from Washington to Billund that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 2/20

2:15 pm-11:00 pm

1 stop23h 45m

Billund

Sun 3/1

6:30 am-1:05 pm

1 stop15h 35m

$473

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 2/20

8:30 am-1:45 pm

2 stops20h 15m

Billund

Sun 3/1

6:30 am-1:05 pm

1 stop15h 35m

$486

PortlandBillund

PDX - BLL

PDXBLL

Portland

Sun 2/22

1:25 pm-11:20 am

1 stop12h 55m

Billund

Sun 3/1

6:00 am-11:25 am

1 stop14h 25m

$488

PortlandBillund

PDX - BLL

PDXBLL

Portland

Sun 2/22

5:45 am-5:50 pm

2 stops27h 05m

Billund

Sun 3/1

6:30 am-5:33 pm

2 stops20h 03m

$492

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sat 2/28

5:20 pm-1:30 pm

2 stops35h 10m

Billund

Tue 3/3

6:30 am-12:10 pm

1 stop14h 40m

$506

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sat 2/28

7:29 pm-1:30 pm

2 stops33h 01m

Billund

Tue 3/3

6:30 am-10:43 pm

2 stops25h 13m

$510

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sat 2/28

11:59 pm-6:10 pm

2 stops33h 11m

Billund

Tue 3/3

6:30 am-12:10 pm

1 stop14h 40m

$511

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sat 2/28

12:55 pm-6:10 pm

2 stops44h 15m

Billund

Tue 3/3

2:15 pm-12:59 am

2 stops19h 44m

$516

PortlandBillund

PDX - BLL

PDXBLL

Portland

Tue 5/26

5:05 pm-5:55 pm

2 stops15h 50m

Billund

Wed 6/3

2:20 pm-11:10 am

1 stop29h 50m

$659

PortlandBillund

PDX - BLL

PDXBLL

Portland

Tue 5/26

11:24 am-11:00 am

2 stops14h 36m

Billund

Thu 6/4

6:00 am-2:50 pm

2 stops17h 50m

$668

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Billund from

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

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 Billund?

In general, February is the cheapest month to fly from State of Washington to Billund. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $561. If you aren’t able to travel to Billund during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $592.

Cheap State of Washington to Billund flight deals and tips

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

Fastest flight time

12h 55m

Direct flights

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

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

    Prices for flights from Washington to Billund Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Billund Airport.

  • What documentation or ID do you need to fly to Billund Airport?

    The travel and health documents you'll need for your trip to Billund 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 Billund Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Billund

Compare and see reviews for airlines that fly from State of Washington to Billund with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $524Free CancellationRating
7.7
1,450 reviews
Search KLM flights
DeltaPriceFrom $592Free CancellationRating
7.9
8,172 reviews
Search Delta flights
LufthansaPriceFrom $597Free CancellationRating
6.8
7,773 reviews
Search Lufthansa flights

Traveling to a place near Billund?

Book flights to Billund if you plan to visit one of these locations
Vejle
Ribe
Kolding
Horsens
Middelfart

Why use momondo?

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

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

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Billund from Washington.

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

If you are simply researching potential flights to Billund, momondo offers a useful price alert feature which will track prices for flights to Billund from Washington and alert you when they change.

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