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Cheap flights from Seattle to Billund from $591

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Billund departing on 8/28. 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

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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.
Scandinavian Airlines Logo
3:55 pm - 3:05 pm
SEA
-
BLL
14h 10m
1 stop
Scandinavian Airlines Logo
6:00 am - 1:45 pm
BLL
-
SEA
16h 45m
1 stop
$591Scandinavian Airlines
Fri, Aug 28 - Fri, Sep 4
Scandinavian Airlines Logo
3:55 pm - 3:05 pm
SEA
-
BLL
14h 10m
1 stop
Scandinavian Airlines Logo
7:40 pm - 1:45 pm
BLL
-
SEA
27h 05m
2 stops
$627Scandinavian Airlines
Fri, Aug 28 - Fri, Sep 4
Multiple Airlines Logo
9:45 pm - 11:00 pm
SEA
-
BLL
16h 15m
2 stops
Multiple Airlines Logo
11:45 am - 11:20 pm
BLL
-
SEA
20h 35m
2 stops
$792Multiple Airlines
Fri, Aug 28 - Fri, Sep 4
Multiple Airlines Logo
3:40 pm - 11:55 pm
SEA
-
BLL
23h 15m
2 stops
Multiple Airlines Logo
6:45 pm - 8:40 pm
BLL
-
SEA
34h 55m
3 stops
$839Multiple Airlines
Fri, Aug 28 - Fri, Sep 4
Multiple Airlines Logo
3:40 pm - 9:35 am
SEA
-
BLL
32h 55m
3 stops
Multiple Airlines Logo
6:45 pm - 8:40 pm
BLL
-
SEA
34h 55m
3 stops
$882Multiple Airlines
Fri, Aug 28 - Fri, Sep 4

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Scandinavian Airlines flights from Seattle to Billund

Our best Scandinavian Airlines deals on Seattle to Billund flight tickets
Scandinavian Airlines
Aug 28
SEA3:55 pmSeattle/Tacoma Intl
14h 10m
1 stop
BLL3:05 pmBillund
Sep 4
BLL6:00 amBillund
16h 45m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
$591
Scandinavian Airlines
Aug 28
SEA3:55 pmSeattle/Tacoma Intl
14h 10m
1 stop
BLL3:05 pmBillund
Sep 4
BLL7:40 pmBillund
27h 05m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$627

Delta flights from Seattle to Billund

Our best Delta deals on Seattle to Billund flight tickets
Delta
Aug 13
SEA1:50 pmSeattle/Tacoma Intl
16h 55m
1 stop
BLL3:45 pmBillund
Aug 19
BLL6:00 amBillund
19h 27m
1 stop
SEA4:27 pmSeattle/Tacoma Intl
$609
Delta
Aug 13
SEA1:50 pmSeattle/Tacoma Intl
14h 40m
1 stop
BLL1:30 pmBillund
Aug 19
BLL11:45 amBillund
20h 26m
2 stops
SEA11:11 pmSeattle/Tacoma Intl
$619

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 15, 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
Quickest round-trip

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 8/28

3:55 pm-3:05 pm

1 stop14h 10m

Billund

Fri 9/4

6:00 am-1:45 pm

1 stop16h 45m

$591

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 8/28

3:55 pm-3:05 pm

1 stop14h 10m

Billund

Fri 9/4

7:40 pm-1:45 pm

2 stops27h 05m

$627

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 8/28

9:45 pm-11:00 pm

2 stops16h 15m

Billund

Fri 9/4

11:45 am-11:20 pm

2 stops20h 35m

$792

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 8/28

3:40 pm-11:55 pm

2 stops23h 15m

Billund

Fri 9/4

6:45 pm-8:40 pm

3 stops34h 55m

$839

SeattleBillund

SEA - BLL

SEABLL

Seattle/Tacoma Intl

Fri 8/28

3:40 pm-9:35 am

3 stops32h 55m

Billund

Fri 9/4

6:45 pm-8:40 pm

3 stops34h 55m

$882

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 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?

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

14h 10m

Direct flights

None
The fastest flight from Seattle to Billund takes 14h 10m
There are no direct flights from Seattle to Billund. There are no popular flight routes from Seattle to Billund.
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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 14h 10m.

  • 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
8,467 reviews
Search Delta flights
Air FrancePriceFrom $500Free CancellationRating
7.5
1,627 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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