$265+ Cheap flights from Seattle (SEA) to Billund (BLL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BLL
Jul 8 — Jul 151
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
Last-minute
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Cheapest flights from Seattle to BillundExplore the most affordable flight options available from Seattle to Billund. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
Explore the most affordable flight options available from Seattle to Billund. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:30 pm
SEA
- BLL
1 stop12h 50m
Delta
Tue 7/146:40 am
BLL
- SEA
1 stop19h 47m
Delta
Deal found 6/4![Delta logo]()
$637
This Air France deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/21:50 pm
SEA
- BLL
1 stop14h 40m
Air France
Wed 8/54:15 pm
BLL
- SEA
1 stop28h 22m
Air France
Deal found 6/6![Air France logo]()
$649
This Air France deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:50 pm
SEA
- BLL
1 stop18h 35m
Air France
Thu 7/96:00 am
BLL
- SEA
1 stop19h 20m
Air France
Deal found 6/7![Air France logo]()
$672
This Air France deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:40 pm
SEA
- BLL
1 stop30h 55m
Multiple Airlines
Fri 7/106:00 am
BLL
- SEA
1 stop14h 33m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$684
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:20 am
SEA
- BLL
2 stops19h 00m
Delta
Tue 9/2212:00 pm
BLL
- SEA
1 stop14h 43m
Delta
Deal found 6/5![Delta logo]()
$723
This Air France deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:35 pm
SEA
- BLL
1 stop18h 50m
Air France
Sat 7/256:00 am
BLL
- SEA
1 stop14h 33m
Air France
Deal found 6/5![Air France logo]()
$753
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:20 pm
SEA
- BLL
2 stops34h 00m
United Airlines
Fri 8/216:00 am
BLL
- SEA
1 stop14h 55m
United Airlines
Deal found 6/7![United Airlines logo]()
$759
This United Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:50 pm
SEA
- BLL
2 stops25h 05m
United Airlines
Thu 11/266:35 am
BLL
- SEA
1 stop14h 25m
United Airlines
Deal found 6/3![United Airlines logo]()
$764
This British Airways deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:50 pm
SEA
- BLL
1 stop15h 55m
British Airways
Thu 11/261:00 pm
BLL
- SEA
1 stop12h 55m
British Airways
Deal found 6/3![British Airways logo]()
$780
This Air France deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:40 pm
SEA
- BLL
1 stop30h 55m
Multiple Airlines
Sun 7/122:30 pm
BLL
- SEA
1 stop30h 03m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$810
Best flights from Seattle to BillundDiscover carefully curated flight deals from Seattle to Billund that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
Discover carefully curated flight deals from Seattle to Billund that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
This Air France deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:50 pm
SEA
- BLL
1 stop18h 35m
Air France
Thu 7/96:00 am
BLL
- SEA
1 stop14h 33m
Air France
Deal found 6/8![Air France logo]()
$672
This Air France deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:40 pm
SEA
- BLL
1 stop30h 55m
Multiple Airlines
Fri 7/106:00 am
BLL
- SEA
1 stop14h 33m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$684
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:20 am
SEA
- BLL
2 stops19h 00m
Delta
Tue 9/2212:00 pm
BLL
- SEA
1 stop14h 43m
Delta
Deal found 6/5![Delta logo]()
$723
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:20 pm
SEA
- BLL
2 stops34h 00m
United Airlines
Fri 8/216:00 am
BLL
- SEA
1 stop14h 55m
United Airlines
Deal found 6/7![United Airlines logo]()
$759
This United Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:50 pm
SEA
- BLL
2 stops25h 05m
United Airlines
Thu 11/266:35 am
BLL
- SEA
1 stop14h 25m
United Airlines
Deal found 6/3![United Airlines logo]()
$764
Last-minute flights from Seattle to BillundDiscover last-minute flight deals from Seattle to Billund. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Billund. Data last updated June 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/181:55 pm
SEA
- BLL
1 stop12h 05m
Delta
Tue 6/236:00 am
BLL
- SEA
1 stop14h 37m
Delta
Deal found 6/4![Delta logo]()
$845
This Air France deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:50 pm
SEA
- BLL
1 stop18h 35m
Air France
Thu 7/96:00 am
BLL
- SEA
1 stop19h 20m
Air France
Deal found 6/7![Air France logo]()
$672
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2911:05 am
SEA
- BLL
2 stops17h 25m
Delta
Thu 7/911:45 am
BLL
- SEA
2 stops20h 17m
Delta
Deal found 6/8![Delta logo]()
$859
This Air France deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:40 pm
SEA
- BLL
1 stop30h 55m
Multiple Airlines
Fri 7/106:00 am
BLL
- SEA
1 stop14h 33m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$684
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:20 am
SEA
- BLL
2 stops17h 15m
Delta
Fri 7/106:00 am
BLL
- SEA
1 stop14h 33m
Delta
Deal found 6/5![Delta logo]()
$849
This Air France deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:40 pm
SEA
- BLL
1 stop30h 55m
Multiple Airlines
Sun 7/122:30 pm
BLL
- SEA
1 stop30h 03m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$810
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:30 pm
SEA
- BLL
1 stop12h 50m
Delta
Tue 7/146:40 am
BLL
- SEA
1 stop19h 47m
Delta
Deal found 6/4![Delta logo]()
$637
This Finnair deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:05 am
SEA
- BLL
2 stops23h 45m
Multiple Airlines
Tue 7/142:35 pm
BLL
- SEA
2 stops30h 00m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$884
This Air France deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:35 pm
SEA
- BLL
1 stop18h 50m
Air France
Sat 7/256:00 am
BLL
- SEA
1 stop14h 33m
Air France
Deal found 6/5![Air France logo]()
$753
This Air France deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/221:30 pm
SEA
- BLL
1 stop23h 55m
Air France
Tue 7/284:15 pm
BLL
- SEA
1 stop28h 18m
Air France
Deal found 6/6![Air France logo]()
$873
This United deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:00 am
SEA
- BLL
2 stops17h 50m
Multiple Airlines
Tue 7/286:05 am
BLL
- SEA
1 stop14h 50m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$893
One-way flights from Seattle to BillundSearch for one-way flight options from Seattle to Billund. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
Search for one-way flight options from Seattle to Billund. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This KLM deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:40 pm
SEA
- BLL
1 stop20h 20m
KLM
Deal found 6/4![KLM logo]()
$265
This Air France deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:45 pm
SEA
- BLL
1 stop15h 10m
Air France
Deal found 6/4![Air France logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/57:00 pm
SEA
- BLL
3 stops36h 45m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$375
This KLM deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/181:55 pm
SEA
- BLL
1 stop12h 05m
KLM
Deal found 6/4![KLM logo]()
$465
This Priceline deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2010:27 am
SEA
- BLL
2 stops39h 23m
British Airways
Deal found 6/4![British Airways logo]()
$523
This oojo deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:50 pm
SEA
- BLL
2 stops19h 45m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$570
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:20 pm
SEA
- BLL
2 stops37h 50m
United Airlines
Deal found 6/4![United Airlines logo]()
$583
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:15 pm
SEA
- BLL
2 stops31h 45m
United Airlines
Deal found 6/4![United Airlines logo]()
$601
This Gotogate deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2011:25 pm
SEA
- BLL
1 stop12h 50m
Icelandair
Deal found 6/4![Icelandair logo]()
$613
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:06 am
SEA
- BLL
3 stops50h 54m
United Airlines
Deal found 6/4![United Airlines logo]()
$640
This Mytrip deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:45 am
SEA
- BLL
3 stops23h 35m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$660
Find flight deals from Seattle to Billund
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Billund (BLL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $637 (Delta) |
One-way from | $265 (KLM) |
Popular in | January |
Cheapest in | February |
Average price | $777 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 8, 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
Cheapest round-trip
Quickest round-trip
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Mon 6/29
6:50 pm-10:25 pm
1 stop18h 35m
Billund
Thu 7/9
6:00 am-11:33 am
1 stop14h 33m
$672
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Fri 7/3
5:40 pm-9:35 am
1 stop30h 55m
Billund
Fri 7/10
6:00 am-11:33 am
1 stop14h 33m
$684
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Wed 9/9
7:20 am-11:20 am
2 stops19h 00m
Billund
Tue 9/22
12:00 pm-5:43 pm
1 stop14h 43m
$723
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Mon 8/17
7:20 pm-2:20 pm
2 stops34h 00m
Billund
Fri 8/21
6:00 am-11:55 am
1 stop14h 55m
$759
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Sun 11/22
11:50 pm-9:55 am
2 stops25h 05m
Billund
Thu 11/26
6:35 am-12:00 pm
1 stop14h 25m
$764
Cheapest one-way
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Fri 6/19
1:55 pm-1:40 pm
1 stop14h 45m
$301
Quickest one-way
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Thu 6/18
1:55 pm-11:00 am
1 stop12h 05m
$465
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Wed 6/17
5:15 pm-10:00 am
2 stops31h 45m
$601
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Sat 6/20
6:06 am-6:00 pm
3 stops50h 54m
$640
SeattleBillund
SEA - BLL
SEABLL
Seattle/Tacoma Intl
Thu 6/18
11:02 am-2:25 pm
3 stops42h 23m
$1,990
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Seattle-Billund flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Billund flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Billund flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Billund flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Billund flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Billund
Have a flexible travel schedule? Discover the best time to fly to Billund from Seattle with our price prediction graph.
SEA-BLL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Billund
Reviews of airlines servicing Billund
Get insights into the airlines that provide service to Billund. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Billund. Reviews last updated June 8, 2026.
Peruse reviews from past customers who have flown with Delta and Air France from Seattle to Billund to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Seattle to Billund. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Billund?
Book flights to Billund if you plan to visit one of these locationsVejle
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Seattle and Billund flights
Browse other Seattle and Billund flight options. Last updated on June 8, 2026.
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Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on June 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Seattle to Billund
Discover the top 2 airlines that operate flights from Seattle to Billund. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$332 | Average$648 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$421 | Average$822 | FlexibilityNo cancel fee | On-timeN/A |