What is the cheapest airline that flies from Washington to Billund?

United Airlines and Delta are the most popular carriers operating from Washington to Billund

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?

As of November 2026, there are 2 operators available to choose from 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.

$570 Cheap Flights from Washington to Billund in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Billund

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:30 pm - 9:45 pmSEA Seattle/Tacoma Intl-BLL Billund

21h 15m1 stop Paris Charles de Gaulle

7:05 am - 3:03 pmBLL Billund-SEA Seattle/Tacoma Intl

16h 58m1 stop Paris Charles de Gaulle

$605Air France

Sun, Feb 14 - Mon, Feb 22

3:25 pm - 2:25 pmSEA Seattle/Tacoma Intl-BLL Billund

14h 00m1 stop Paris Charles de Gaulle

6:00 am - 11:50 amBLL Billund-SEA Seattle/Tacoma Intl

14h 50m1 stop Amsterdam Schiphol

$611Delta

Fri, Jan 22 - Sun, Jan 31

3:30 pm - 2:25 pmSEA Seattle/Tacoma Intl-BLL Billund

13h 55m1 stop Paris Charles de Gaulle

10:25 am - 9:51 pmBLL Billund-SEA Seattle/Tacoma Intl

20h 26m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$615Delta

Sun, Feb 14 - Mon, Feb 22

9:44 am - 2:25 pmSEA Seattle/Tacoma Intl-BLL Billund

19h 41m2 stops Los Angeles Paris Charles de Gaulle

6:00 am - 11:50 amBLL Billund-SEA Seattle/Tacoma Intl

14h 50m1 stop Amsterdam Schiphol

$616Delta

Fri, Jan 22 - Sun, Jan 31

9:44 am - 2:25 pmSEA Seattle/Tacoma Intl-BLL Billund

19h 41m2 stops Los Angeles Paris Charles de Gaulle

10:20 am - 10:21 pmBLL Billund-SEA Seattle/Tacoma Intl

21h 01m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$626Delta

Fri, Jan 22 - Sun, Jan 31

2:15 pm - 3:30 pmSEA Seattle/Tacoma Intl-BLL Billund

16h 15m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

10:25 am - 8:41 pmBLL Billund-SEA Seattle/Tacoma Intl

19h 16m2 stops Amsterdam Schiphol Minneapolis St Paul

$631Delta

Sun, Feb 14 - Mon, Feb 22

3:40 pm - 9:35 pmSEA Seattle/Tacoma Intl-BLL Billund

20h 55m1 stop Reykjavik Keflavik Intl

10:35 pm - 5:55 pmBLL Billund-SEA Seattle/Tacoma Intl

28h 20m1 stop Reykjavik Keflavik Intl

$637Icelandair

Thu, Apr 22 - Mon, Apr 26

3:40 pm - 9:35 pmSEA Seattle/Tacoma Intl-BLL Billund

20h 55m1 stop Reykjavik Keflavik Intl

10:35 pm - 5:55 pmBLL Billund-SEA Seattle/Tacoma Intl

28h 20m1 stop Reykjavik Keflavik Intl

$681Icelandair

Thu, Apr 22 - Mon, Apr 26

9:50 am - 10:15 amSEA Seattle/Tacoma Intl-BLL Billund

40h 25m2 stops San Francisco Kastrup Copenhagen

7:15 pm - 10:02 pmBLL Billund-SEA Seattle/Tacoma Intl

35h 47m2 stops Oslo Gardermoen New York John F Kennedy Intl

$718Scandinavian Airlines

Fri, Mar 19 - Mon, Mar 29

3:35 pm - 1:45 pmSEA Seattle/Tacoma Intl-BLL Billund

14h 10m1 stop Amsterdam Schiphol

11:45 am - 4:20 pmBLL Billund-SEA Seattle/Tacoma Intl

13h 35m1 stop Amsterdam Schiphol

$724KLM

Fri, Mar 19 - Mon, Mar 29

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Delta flights from State of Washington to Billund

Our best Delta deals on State of Washington to Billund flight tickets

Delta

Jan 22

SEA3:25 pmSeattle/Tacoma Intl

14h 00m

1 stop

BLL2:25 pmBillund

Jan 31

BLL6:00 amBillund

14h 50m

1 stop

SEA11:50 amSeattle/Tacoma Intl

$611

Delta

Feb 14

SEA3:30 pmSeattle/Tacoma Intl

13h 55m

1 stop

BLL2:25 pmBillund

Feb 22

BLL10:25 amBillund

20h 26m

2 stops

SEA9:51 pmSeattle/Tacoma Intl

$615

Delta

Jan 22

SEA9:44 amSeattle/Tacoma Intl

19h 41m

2 stops

BLL2:25 pmBillund

Jan 31

BLL6:00 amBillund

14h 50m

1 stop

SEA11:50 amSeattle/Tacoma Intl

$616

Scandinavian Airlines flights from State of Washington to Billund

Our best Scandinavian Airlines deals on State of Washington to Billund flight tickets

Scandinavian Airlines

Mar 19

SEA9:50 amSeattle/Tacoma Intl

40h 25m

2 stops

BLL10:15 amBillund

Mar 29

BLL7:15 pmBillund

35h 47m

2 stops

SEA10:02 pmSeattle/Tacoma Intl

$718

Scandinavian Airlines

Apr 22

SEA7:20 amSeattle/Tacoma Intl

28h 15m

2 stops

BLL8:35 pmBillund

Apr 26

BLL9:05 pmBillund

33h 57m

2 stops

SEA10:02 pmSeattle/Tacoma Intl

$760

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Sun 2/14

3:30 pm-9:45 pm

1 stop21h 15m

Billund

Mon 2/22

7:05 am-3:03 pm

1 stop16h 58m

$605

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Fri 1/22

3:25 pm-2:25 pm

1 stop14h 00m

Billund

Sun 1/31

6:00 am-11:50 am

1 stop14h 50m

$611

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Sun 2/14

3:30 pm-2:25 pm

1 stop13h 55m

Billund

Mon 2/22

10:25 am-9:51 pm

2 stops20h 26m

$615

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Fri 1/22

9:44 am-2:25 pm

2 stops19h 41m

Billund

Sun 1/31

6:00 am-11:50 am

1 stop14h 50m

$616

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Fri 1/22

9:44 am-2:25 pm

2 stops19h 41m

Billund

Sun 1/31

10:20 am-10:21 pm

2 stops21h 01m

$626

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Sun 2/14

2:15 pm-3:30 pm

2 stops16h 15m

Billund

Mon 2/22

10:25 am-8:41 pm

2 stops19h 16m

$631

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Thu 4/22

3:40 pm-9:35 pm

1 stop20h 55m

Billund

Mon 4/26

10:35 pm-5:55 pm

1 stop28h 20m

$637

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Thu 4/22

3:40 pm-9:35 pm

1 stop20h 55m

Billund

Mon 4/26

10:35 pm-5:55 pm

1 stop28h 20m

$681

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Fri 3/19

9:50 am-10:15 am

2 stops40h 25m

Billund

Mon 3/29

7:15 pm-10:02 pm

2 stops35h 47m

$718

Quickest round-trip

SeattleBillund

SEA Seattle/Tacoma Intl - BLL Billund

SEABLL

Seattle/Tacoma Intl

Fri 3/19

3:35 pm-1:45 pm

1 stop14h 10m

Billund

Mon 3/29

11:45 am-4:20 pm

1 stop13h 35m

$724

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Billund?

In general, April 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 $0. If you aren’t able to travel to Billund during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

Can stopping save me money on State of Washington to Billund flights?

You could potentially save up to 48% on your flight if you consider stops on a State of Washington to Billund flight.

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

Best Price Found	$570
Fastest flight time	18h 25m
Direct flights	None

The best one-way flight to Billund from State of Washington in the past 72 hours is $570. The best round-trip flight deal from State of Washington to Billund found on momondo in the last 72 hours is $605.

The fastest flight from State of Washington to Billund takes 18h 25m

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

Frequently asked questions about flying from Washington to Billund

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?
As of November 2026, there are 2 operators available to choose from 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
Delta	PriceFrom $473	Free Cancellation	Rating 7.8 8,708 reviews		Search Delta flights
Air France	PriceFrom $500	Free Cancellation	Rating 7.5 1,648 reviews		Search Air France flights

Kolding

Vejle

Ribe

Middelfart

Horsens

Romo

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.

An easier way to manage your Billund trip

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Cheap flights from Washington to Billund from $570

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Billund departing on 12/25. 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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Delta flights from State of Washington to Billund

Our best Delta deals on State of Washington to Billund flight tickets

Scandinavian Airlines flights from State of Washington to Billund

Our best Scandinavian Airlines deals on State of Washington to Billund flight tickets

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

What is the cheapest month to fly to Billund?

Can stopping save me money on State of Washington to Billund flights?

What is the cheapest airline that flies from Washington to Billund?

Cheap State of Washington to Billund flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Billund

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

Traveling to a place near Billund?

Why use momondo?

An easier way to manage your Billund trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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List of cabin classes available on flights landing in Billund. Availability may vary depending on flight origin and airline.

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