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$476+ Cheap flights from Billund (BLL) to Seattle (SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
BLL — SEA
Nov 3 — Nov 101
Sun 11/3
Sun 11/10
1 adult, Economy
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BLL - SEA
Nov 3 - Nov 10

Find cheap flights from Billund to Seattle with Cheapflights

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The best prices from Billund to Seattle/Tacoma Intl are usually found in February or January, booked 87 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Billund to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Billund (BLL) to Seattle (SEA). 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 October 29, 2024.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Popular in

July

Cheapest in

February

Average price

$552

Round-trip from

$476
(KLM)
Provider with most accurate pricing for Billund-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Billund-Seattle/Tacoma Intl flights.
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High demand for flights, 29% potential price rise
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Best time to find cheap flights, 22% potential price drop
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Average for round-trip flights in October 2024
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From Billund to Seattle/Tacoma Intl
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Find flight deals from Billund to Seattle

Cheapest flights from Billund to Seattle
Explore the most affordable flight options available from Billund to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2024.

This KLM deal was found by Cheapflights users on 10/29. 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.
Mon 11/2510:15 amBLL - SEA
1 stop34h 25mMultiple Airlines
Tue 12/31:35 pmSEA - BLL
1 stop15h 25mMultiple Airlines
Deal found 10/29$476
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/151:05 pmBLL - SEA
1 stop31h 15mAmerican Airlines
Mon 11/1812:25 amSEA - BLL
2 stops30h 00mAmerican Airlines
Deal found 10/28$485
This Lufthansa deal was found by Cheapflights users on 10/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/156:00 amBLL - SEA
1 stop15h 10mLufthansa
Tue 11/1910:55 amSEA - BLL
2 stops16h 35mLufthansa
Deal found 10/28$487
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/156:00 amBLL - SEA
1 stop15h 10mUnited Airlines
Tue 11/197:25 amSEA - BLL
2 stops21h 00mUnited Airlines
Deal found 10/28$488

Find flights from Billund to Seattle within your budget

Customize your flight search to find flights from Billund to Seattle 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 2,539,541 searches. Data last updated October 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$476 - $488

Route

Depart

Return

Price

BillundSeattle/Tacoma Intl

BLL - SEA

BLLSEA

Billund

Mon 11/25

1 stop34h 25m

Seattle/Tacoma Intl

Tue 12/3

1 stop15h 25m

$476

BillundSeattle/Tacoma Intl

BLL - SEA

BLLSEA

Billund

Fri 11/15

1 stop31h 15m

Seattle/Tacoma Intl

Mon 11/18

2 stops30h 00m

$485

BillundSeattle/Tacoma Intl

BLL - SEA

BLLSEA

Billund

Fri 11/15

1 stop15h 10m

Seattle/Tacoma Intl

Tue 11/19

1 stop23h 10m

$487

BillundSeattle/Tacoma Intl

BLL - SEA

BLLSEA

Billund

Fri 11/15

1 stop15h 10m

Seattle/Tacoma Intl

Tue 11/19

2 stops21h 00m

$488

Flights are sorted by cheapest first

Deals found on 10/29

  • Most accurate provider: When it comes to deals on Billund-Seattle flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Billund-Seattle flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Billund-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billund-Seattle flights, Cheapflights users trust Expedia the most. Expedia 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 Billund-Seattle 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 Billund to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Billund with our price prediction graph.
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.

Travel insights for flights from Billund to Seattle

Get recent, data-driven insights about flights from Billund to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Billund to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Billund to Seattle. Price data was last updated on October 25, 2024.

To ensure you get the cheapest price possible for a flight from Billund to Seattle, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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What is the cheapest month to book a flight from Billund to Seattle?

Currently, January is the cheapest month in which you can book a flight from Billund to Seattle (average of $238). Flying from Billund to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BLL to SEA?

Find hourly flight availability from Billund to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2024.

When flying from Billund to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 7% versus a flight at noon.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated October 29, 2024.
United Airlines
7.4
Good
9,249 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 10

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

United Airlines
7.4
Good
9,249 reviews
United Airlines
7.4
Good
9,249 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 10

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

American Airlines
7.3
Good
10,000 reviews
United Airlines
7.4
Good
9,249 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 10

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

Lufthansa
6.8
Okay
7,187 reviews
United Airlines
7.4
Good
9,249 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 10

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

Related info for your journey

Find useful and relevant information for your journey from Billund to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Billund to Seattle for under $500 on Cheapflights?

    Yes, there are multiple flights from Billund to Seattle for under $500. The cheapest flight booked recently is on Multiple Airlines for just $476, but on average you can expect to pay $484.

  • What are the cheapest airlines flying from Billund to Seattle round-trip?

    Cheapflights users have booked flights from Billund to Seattle round-trip from $485. Other airlines that can offer you cheap pricing are Lufthansa, from $487, and United Airlines, from $488. American Airlines is priced at 18% lower than the current average price of a flight leaving 3 months from now.

  • What does BLL to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Billund Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a BLL to SEA flight.

  • Can I find deals for flights from Billund to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Billund to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Billund to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Billund to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Billund to Seattle that include hotel bookings?

    Yes. In addition to deals on Billund to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Billund to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billund to Seattle.

  • Can I find deals for business class flights from Billund to Seattle?

    Yes. Cheapflights offers flight deals from Billund to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Billund to Seattle that allow pets onboard?

    Many airlines flying from Billund to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Billund to Seattle?

    Yes, you can often find last-minute deals on Billund to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Billund to Seattle flight deals updated?

    The Billund to Seattle flight deals you see on this page were last updated on 10/29.

  • What is the cheapest month to book a flight from Billund to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Billund to Seattle (average of $238). Flying from Billund to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Billund to Seattle

Discover the top 2 airlines that operate flights from Billund to Seattle. 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 2,539,541 searches. Data last updated October 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$430Average$921FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$447Average$739FlexibilityNo cancel feeOn-time76%
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