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Cheap flights from Seattle to Billund from $422

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Billund departing on 11/1. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Billund

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
3:55 pm - 6:40 pm
SEA
-
BLL
17h 45m
2 stops
Scandinavian Airlines Logo
8:00 pm - 1:45 pm
BLL
-
SEA
50h 45m
2 stops
$566Scandinavian Airlines
Sun, Sep 13 - Sun, Sep 20
Scandinavian Airlines Logo
3:55 pm - 10:25 am
SEA
-
BLL
33h 30m
1 stop
Scandinavian Airlines Logo
8:00 pm - 1:45 pm
BLL
-
SEA
50h 45m
2 stops
$570Scandinavian Airlines
Sun, Sep 13 - Sun, Sep 20
Air France Logo
1:50 pm - 10:55 am
SEA
-
BLL
12h 05m
1 stop
Air France Logo
6:00 am - 11:37 am
BLL
-
SEA
14h 37m
1 stop
$602Air France
Sat, Aug 22 - Thu, Aug 27
KLM Logo
5:45 pm - 11:00 pm
SEA
-
BLL
20h 15m
1 stop
KLM Logo
6:00 am - 11:37 am
BLL
-
SEA
14h 37m
1 stop
$616KLM
Mon, Aug 17 - Mon, Aug 31
Delta Logo
7:15 am - 11:00 am
SEA
-
BLL
18h 45m
2 stops
Delta Logo
6:00 am - 11:47 am
BLL
-
SEA
14h 47m
1 stop
$621Delta
Wed, Sep 9 - Wed, Sep 16
Delta Logo
6:00 am - 9:40 am
SEA
-
BLL
19h 40m
2 stops
Delta Logo
10:20 am - 8:16 pm
BLL
-
SEA
18h 56m
2 stops
$622Delta
Fri, Oct 30 - Sun, Nov 1
Delta Logo
7:15 am - 11:00 am
SEA
-
BLL
18h 45m
2 stops
Delta Logo
10:15 am - 8:21 pm
BLL
-
SEA
19h 06m
2 stops
$631Delta
Wed, Sep 9 - Wed, Sep 16
Multiple Airlines Logo
5:45 pm - 11:00 pm
SEA
-
BLL
20h 15m
1 stop
Multiple Airlines Logo
6:00 am - 11:47 am
BLL
-
SEA
14h 47m
1 stop
$651Multiple Airlines
Sun, Sep 13 - Sun, Sep 20
Air France Logo
5:45 pm - 5:55 pm
SEA
-
BLL
15h 10m
1 stop
Air France Logo
6:00 am - 11:47 am
BLL
-
SEA
14h 47m
1 stop
$820Air France
Wed, Sep 9 - Wed, Sep 16
Air France Logo
4:20 pm - 2:25 pm
SEA
-
BLL
14h 05m
1 stop
Air France Logo
7:05 am - 4:14 pm
BLL
-
SEA
17h 09m
1 stop
$826Air France
Fri, Oct 30 - Sun, Nov 1

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Scandinavian Airlines flights from Seattle to Billund

Our best Scandinavian Airlines deals on Seattle to Billund flight tickets
Scandinavian Airlines
Sep 13
SEA3:55 pmSeattle/Tacoma Intl
17h 45m
2 stops
BLL6:40 pmBillund
Sep 20
BLL8:00 pmBillund
50h 45m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$566
Scandinavian Airlines
Sep 13
SEA3:55 pmSeattle/Tacoma Intl
33h 30m
1 stop
BLL10:25 amBillund
Sep 20
BLL8:00 pmBillund
50h 45m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$570
Scandinavian Airlines
Aug 22
SEA3:55 pmSeattle/Tacoma Intl
23h 00m
1 stop
BLL11:55 pmBillund
Aug 27
BLL7:15 pmBillund
27h 30m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$664

Air France flights from Seattle to Billund

Our best Air France deals on Seattle to Billund flight tickets
Air France
Aug 22
SEA1:50 pmSeattle/Tacoma Intl
12h 05m
1 stop
BLL10:55 amBillund
Aug 27
BLL6:00 amBillund
14h 37m
1 stop
SEA11:37 amSeattle/Tacoma Intl
$602
Air France
Sep 9
SEA5:45 pmSeattle/Tacoma Intl
15h 10m
1 stop
BLL5:55 pmBillund
Sep 16
BLL6:00 amBillund
14h 47m
1 stop
SEA11:47 amSeattle/Tacoma Intl
$820
Air France
Oct 30
SEA4:20 pmSeattle/Tacoma Intl
14h 05m
1 stop
BLL2:25 pmBillund
Nov 1
BLL7:05 amBillund
17h 09m
1 stop
SEA4:14 pmSeattle/Tacoma Intl
$826

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 July 31, 2026.
Use the filters below to find and compare flights from Seattle to Billund that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sun 9/13

3:55 pm-6:40 pm

2 stops17h 45m

Billund

Sun 9/20

8:00 pm-1:45 pm

2 stops50h 45m

$566

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sun 9/13

3:55 pm-10:25 am

1 stop33h 30m

Billund

Sun 9/20

8:00 pm-1:45 pm

2 stops50h 45m

$570
Quickest round-trip

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sat 8/22

1:50 pm-10:55 am

1 stop12h 05m

Billund

Thu 8/27

6:00 am-11:37 am

1 stop14h 37m

$602

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Mon 8/17

5:45 pm-11:00 pm

1 stop20h 15m

Billund

Mon 8/31

6:00 am-11:37 am

1 stop14h 37m

$616

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 9/9

7:15 am-11:00 am

2 stops18h 45m

Billund

Wed 9/16

6:00 am-11:47 am

1 stop14h 47m

$621

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 10/30

6:00 am-9:40 am

2 stops19h 40m

Billund

Sun 11/1

10:20 am-8:16 pm

2 stops18h 56m

$622

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 9/9

7:15 am-11:00 am

2 stops18h 45m

Billund

Wed 9/16

10:15 am-8:21 pm

2 stops19h 06m

$631

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sun 9/13

5:45 pm-11:00 pm

1 stop20h 15m

Billund

Sun 9/20

6:00 am-11:47 am

1 stop14h 47m

$651

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 9/9

5:45 pm-5:55 pm

1 stop15h 10m

Billund

Wed 9/16

6:00 am-11:47 am

1 stop14h 47m

$820

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 10/30

4:20 pm-2:25 pm

1 stop14h 05m

Billund

Sun 11/1

7:05 am-4:14 pm

1 stop17h 09m

$826

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Billund from

How to get the cheapest flight ticket from Seattle 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 typical price of a round-trip flight between Seattle and Billund?

Prices are currently low for flights on this route.

Typical prices usually range from $640 to $1,047.
The lowest price recently found on this route was $566.

What is the cheapest month to fly to Billund?

In general, April is the cheapest month to fly from Seattle 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 February is also cheap. Prices for this month can be found on momondo for an average of $473.

When to book flights from Seattle to Billund

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Billund according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Billund (SEA to BLL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Billund

Fastest flight time

17h 45m

Direct flights

None
The fastest flight from Seattle to Billund takes 17h 45m
There are no direct flights from Seattle to Billund. There are no popular flight routes from Seattle to Billund.
Search flight deals

Frequently asked questions about flying from Seattle to Billund

  • How far is Seattle/Tacoma Intl to Billund by plane?

    The distance between Seattle/Tacoma Intl and Billund is about 4761.2 mi. By plane, this route typically takes 17h 45m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Billund Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Billund Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Billund Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Billund Airport?

    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 Seattle/Tacoma Intl Airport to Billund Airport.

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

    The travel and health documents required for your trip to Billund Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Billund Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Billund?

Best airlines flying from Seattle to Billund

Compare and see reviews for airlines that fly from Seattle to Billund with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $421Free CancellationRating
7.8
8,487 reviews
Search Delta flights
Air FrancePriceFrom $500Free CancellationRating
7.5
1,629 reviews
Search Air France flights

Traveling to a place near Billund?

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

Why use momondo?

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

Finding the right flight to Billund from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Billund quick and easy, saving you time and money.

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

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

How can momondo help me find flights from Seattle 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 Seattle.

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

Yes momondo offers price alerts on flights to Billund from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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