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Cheap flights from Seattle to Billund from $270

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 5/31. 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 Seattle to Billund

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:20 pm - 10:00 am
SEA
-
BLL
25h 40m
2 stops
United Airlines Logo
2:45 pm - 1:56 pm
BLL
-
SEA
32h 11m
2 stops
$557United Airlines
Wed, Aug 12 - Sun, Aug 23
United Airlines Logo
11:00 am - 10:00 am
SEA
-
BLL
38h 00m
3 stops
United Airlines Logo
2:45 pm - 9:22 am
BLL
-
SEA
27h 37m
2 stops
$567United Airlines
Wed, Aug 12 - Sun, Aug 23
Lufthansa Logo
2:10 pm - 2:10 pm
SEA
-
BLL
15h 00m
1 stop
Lufthansa Logo
6:00 am - 12:20 pm
BLL
-
SEA
15h 20m
1 stop
$596Lufthansa
Wed, Apr 8 - Wed, Apr 15
Air France Logo
1:45 pm - 10:55 am
SEA
-
BLL
12h 10m
1 stop
Air France Logo
10:15 am - 4:27 pm
BLL
-
SEA
15h 12m
1 stop
$636Air France
Fri, Jul 24 - Mon, Aug 10
Delta Logo
7:15 am - 11:00 am
SEA
-
BLL
18h 45m
2 stops
Delta Logo
6:00 am - 11:45 am
BLL
-
SEA
14h 45m
1 stop
$641Delta
Wed, Apr 8 - Wed, Apr 15
Air France Logo
1:50 pm - 11:00 am
SEA
-
BLL
12h 10m
1 stop
Air France Logo
10:15 am - 4:20 pm
BLL
-
SEA
15h 05m
1 stop
$646Air France
Mon, Jun 29 - Thu, Jul 9
United Airlines Logo
8:00 am - 10:00 am
SEA
-
BLL
41h 00m
2 stops
United Airlines Logo
10:45 am - 11:12 pm
BLL
-
SEA
21h 27m
2 stops
$649United Airlines
Wed, Apr 8 - Wed, Apr 15
Scandinavian Airlines Logo
3:55 pm - 1:25 pm
SEA
-
BLL
12h 30m
1 stop
Scandinavian Airlines Logo
7:15 pm - 1:45 pm
BLL
-
SEA
27h 30m
2 stops
$679Scandinavian Airlines
Fri, Jul 24 - Mon, Aug 10
Multiple Airlines Logo
6:50 pm - 10:05 am
SEA
-
BLL
30h 15m
2 stops
Multiple Airlines Logo
6:00 am - 9:53 pm
BLL
-
SEA
24h 53m
2 stops
$682Multiple Airlines
Sun, Apr 5 - Sun, Apr 12
Scandinavian Airlines Logo
5:40 pm - 5:55 pm
SEA
-
BLL
15h 15m
1 stop
Scandinavian Airlines Logo
6:45 pm - 11:42 am
BLL
-
SEA
25h 57m
1 stop
$694Scandinavian Airlines
Thu, May 14 - Sat, May 16

Scandinavian Airlines flights from Seattle to Billund

Our best Scandinavian Airlines deals on Seattle to Billund flight tickets
Scandinavian Airlines
Jul 24
SEA3:55 pmSeattle/Tacoma Intl
12h 30m
1 stop
BLL1:25 pmBillund
Aug 10
BLL7:15 pmBillund
27h 30m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$679
Scandinavian Airlines
May 14
SEA5:40 pmSeattle/Tacoma Intl
15h 15m
1 stop
BLL5:55 pmBillund
May 16
BLL6:45 pmBillund
25h 57m
1 stop
SEA11:42 amSeattle/Tacoma Intl
$694
Scandinavian Airlines
Jun 29
SEA8:40 amSeattle/Tacoma Intl
39h 45m
2 stops
BLL9:25 amBillund
Jul 9
BLL5:15 pmBillund
29h 30m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
$887

Lufthansa flights from Seattle to Billund

Our best Lufthansa deals on Seattle to Billund flight tickets
Lufthansa
Apr 8
SEA2:10 pmSeattle/Tacoma Intl
15h 00m
1 stop
BLL2:10 pmBillund
Apr 15
BLL6:00 amBillund
15h 20m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$596
Lufthansa
May 14
SEA2:10 pmSeattle/Tacoma Intl
18h 55m
1 stop
BLL6:05 pmBillund
May 16
BLL6:55 pmBillund
31h 04m
2 stops
SEA4:59 pmSeattle/Tacoma Intl
$741

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 February 23, 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

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 8/12

11:20 pm-10:00 am

2 stops25h 40m

Billund

Sun 8/23

2:45 pm-1:56 pm

2 stops32h 11m

$557

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 8/12

11:00 am-10:00 am

3 stops38h 00m

Billund

Sun 8/23

2:45 pm-9:22 am

2 stops27h 37m

$567

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 4/8

2:10 pm-2:10 pm

1 stop15h 00m

Billund

Wed 4/15

6:00 am-12:20 pm

1 stop15h 20m

$596

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 7/24

1:45 pm-10:55 am

1 stop12h 10m

Billund

Mon 8/10

10:15 am-4:27 pm

1 stop15h 12m

$636

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 4/8

7:15 am-11:00 am

2 stops18h 45m

Billund

Wed 4/15

6:00 am-11:45 am

1 stop14h 45m

$641

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Mon 6/29

1:50 pm-11:00 am

1 stop12h 10m

Billund

Thu 7/9

10:15 am-4:20 pm

1 stop15h 05m

$646

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Wed 4/8

8:00 am-10:00 am

2 stops41h 00m

Billund

Wed 4/15

10:45 am-11:12 pm

2 stops21h 27m

$649

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 7/24

3:55 pm-1:25 pm

1 stop12h 30m

Billund

Mon 8/10

7:15 pm-1:45 pm

2 stops27h 30m

$679

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Sun 4/5

6:50 pm-10:05 am

2 stops30h 15m

Billund

Sun 4/12

6:00 am-9:53 pm

2 stops24h 53m

$682

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Thu 5/14

5:40 pm-5:55 pm

1 stop15h 15m

Billund

Sat 5/16

6:45 pm-11:42 am

1 stop25h 57m

$694

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to Billund?

In general, February 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 $499. 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.

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

15h 15m

Direct flights

None
The fastest flight from Seattle to Billund takes 15h 15m
There are no direct flights from Seattle to Billund. There are no popular flight routes from Seattle to Billund.
Search flight deals

  • 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 15h 15m.

  • 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
7.9
8,234 reviews
Search Delta flights
LufthansaPriceFrom $597Free CancellationRating
6.8
7,803 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 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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