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 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.

$493 Cheap Flights from Billund to Washington in 2026

Find the cheapest flights from Billund to Washington

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:30 pm - 11:35 amBLL Billund-SEA Seattle/Tacoma Intl

23h 05m1 stop London Heathrow

1:30 pm - 11:45 amSEA Seattle/Tacoma Intl-BLL Billund

13h 15m1 stop London Heathrow

$493Multiple Airlines

Mon, Sep 28 - Fri, Oct 2

9:30 pm - 7:48 pmBLL Billund-SEA Seattle/Tacoma Intl

31h 18m2 stops London Heathrow Dallas/Fort Worth

1:30 pm - 11:45 amSEA Seattle/Tacoma Intl-BLL Billund

13h 15m1 stop London Heathrow

$503Multiple Airlines

Mon, Sep 28 - Fri, Oct 2

9:30 pm - 12:11 amBLL Billund-SEA Seattle/Tacoma Intl

35h 41m2 stops London Heathrow Chicago O'Hare Intl

1:30 pm - 2:30 pmSEA Seattle/Tacoma Intl-BLL Billund

16h 00m1 stop London Heathrow

$504Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

9:30 pm - 12:11 amBLL Billund-SEA Seattle/Tacoma Intl

35h 41m2 stops London Heathrow Chicago O'Hare Intl

10:31 am - 2:30 pmSEA Seattle/Tacoma Intl-BLL Billund

18h 59m2 stops Chicago O'Hare Intl London Heathrow

$507Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

1:00 pm - 5:50 pmBLL Billund-SEA Seattle/Tacoma Intl

12h 50m1 stop London Heathrow

1:40 pm - 8:00 pmSEA Seattle/Tacoma Intl-BLL Billund

21h 20m1 stop London Heathrow

$524British Airways

Thu, Oct 29 - Thu, Nov 5

1:00 pm - 5:50 pmBLL Billund-SEA Seattle/Tacoma Intl

12h 50m1 stop London Heathrow

1:40 pm - 8:00 pmSEA Seattle/Tacoma Intl-BLL Billund

21h 20m1 stop London Heathrow

$525British Airways

Thu, Oct 29 - Thu, Nov 5

1:00 pm - 5:50 pmBLL Billund-SEA Seattle/Tacoma Intl

12h 50m1 stop London Heathrow

6:12 am - 12:05 pmSEA Seattle/Tacoma Intl-BLL Billund

20h 53m2 stops Chicago O'Hare Intl London Heathrow

$526British Airways

Thu, Oct 29 - Thu, Nov 5

1:00 pm - 5:50 pmBLL Billund-SEA Seattle/Tacoma Intl

12h 50m1 stop London Heathrow

9:15 am - 12:05 pmSEA Seattle/Tacoma Intl-BLL Billund

17h 50m2 stops Philadelphia London Heathrow

$527British Airways

Thu, Oct 29 - Thu, Nov 5

9:30 pm - 11:35 amBLL Billund-SEA Seattle/Tacoma Intl

23h 05m1 stop London Heathrow

3:14 pm - 11:05 amSEA Seattle/Tacoma Intl-BLL Billund

34h 51m2 stops Chicago O'Hare Intl London Heathrow

$532British Airways

Mon, Oct 12 - Mon, Oct 19

8:40 pm - 8:15 pmBLL Billund-SEA Seattle/Tacoma Intl

31h 35m2 stops London Heathrow Chicago O'Hare Intl

10:41 am - 8:00 pmSEA Seattle/Tacoma Intl-BLL Billund

24h 19m2 stops Chicago O'Hare Intl London Heathrow

$533British Airways

Thu, Oct 29 - Thu, Nov 5

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British Airways flights from Billund to State of Washington

Our best British Airways deals on Billund to State of Washington flight tickets

British Airways

Oct 29

BLL1:00 pmBillund

12h 50m

1 stop

SEA5:50 pmSeattle/Tacoma Intl

Nov 5

SEA1:40 pmSeattle/Tacoma Intl

21h 20m

1 stop

BLL8:00 pmBillund

$524

British Airways

Oct 29

BLL1:00 pmBillund

12h 50m

1 stop

SEA5:50 pmSeattle/Tacoma Intl

Nov 5

SEA1:40 pmSeattle/Tacoma Intl

21h 20m

1 stop

BLL8:00 pmBillund

$525

British Airways

Oct 29

BLL1:00 pmBillund

12h 50m

1 stop

SEA5:50 pmSeattle/Tacoma Intl

Nov 5

SEA6:12 amSeattle/Tacoma Intl

20h 53m

2 stops

BLL12:05 pmBillund

$526

Air France flights from Billund to State of Washington

Our best Air France deals on Billund to State of Washington flight tickets

Air France

Sep 15

BLL6:00 amBillund

14h 47m

1 stop

SEA11:47 amSeattle/Tacoma Intl

Sep 22

SEA1:30 pmSeattle/Tacoma Intl

12h 50m

1 stop

BLL11:20 amBillund

$597

Air France

Oct 9

BLL6:00 amBillund

19h 35m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Oct 18

SEA1:45 pmSeattle/Tacoma Intl

12h 15m

1 stop

BLL11:00 amBillund

$602

Air France

Oct 9

BLL6:00 amBillund

14h 52m

1 stop

SEA11:52 amSeattle/Tacoma Intl

Oct 18

SEA1:45 pmSeattle/Tacoma Intl

14h 45m

1 stop

BLL1:30 pmBillund

$604

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Mon 9/28

9:30 pm-11:35 am

1 stop23h 05m

Seattle/Tacoma Intl

Fri 10/2

1:30 pm-11:45 am

1 stop13h 15m

$493

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Mon 9/28

9:30 pm-7:48 pm

2 stops31h 18m

Seattle/Tacoma Intl

Fri 10/2

1:30 pm-11:45 am

1 stop13h 15m

$503

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Mon 9/28

9:30 pm-12:11 am

2 stops35h 41m

Seattle/Tacoma Intl

Mon 10/5

1:30 pm-2:30 pm

1 stop16h 00m

$504

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Mon 9/28

9:30 pm-12:11 am

2 stops35h 41m

Seattle/Tacoma Intl

Mon 10/5

10:31 am-2:30 pm

2 stops18h 59m

$507

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Thu 10/29

1:00 pm-5:50 pm

1 stop12h 50m

Seattle/Tacoma Intl

Thu 11/5

1:40 pm-8:00 pm

1 stop21h 20m

$524

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Thu 10/29

1:00 pm-5:50 pm

1 stop12h 50m

Seattle/Tacoma Intl

Thu 11/5

1:40 pm-8:00 pm

1 stop21h 20m

$525

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Thu 10/29

1:00 pm-5:50 pm

1 stop12h 50m

Seattle/Tacoma Intl

Thu 11/5

6:12 am-12:05 pm

2 stops20h 53m

$526

Quickest round-trip

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Thu 10/29

1:00 pm-5:50 pm

1 stop12h 50m

Seattle/Tacoma Intl

Thu 11/5

9:15 am-12:05 pm

2 stops17h 50m

$527

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Mon 10/12

9:30 pm-11:35 am

1 stop23h 05m

Seattle/Tacoma Intl

Mon 10/19

3:14 pm-11:05 am

2 stops34h 51m

$532

BillundSeattle

BLL Billund - SEA Seattle/Tacoma Intl

BLLSEA

Billund

Thu 10/29

8:40 pm-8:15 pm

2 stops31h 35m

Seattle/Tacoma Intl

Thu 11/5

10:41 am-8:00 pm

2 stops24h 19m

$533

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 December is, on average, the cheapest month to fly to State of Washington from Billund, with most prices found around $563. If you aren’t able to travel to State of Washington during the month of December, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $595.

How far in advance should I book a flight from Billund to 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 $759 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 $666 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	12h 50m
Direct flights	None

The fastest flight from Billund to State of Washington takes 12h 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

Frequently asked questions about flying from Billund to Washington

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 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.

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.