Cheap flights from Billund to Seattle from $599
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billund to Seattle departing on 4/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Billund to Seattle
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 Seattle?
In general, January is the cheapest month to fly from Billund to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $495. If you don’t want to visit Seattle in January, then you should wait until November to fly from Billund, when ticket prices are also cheap, with an average price of $530.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Billund is on a Monday. momondo users have found tickets for Monday departures for as low as $602. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Billund because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $879.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Billund in the evening is the least expensive time of day to depart. momondo users have found prices as low as $739 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $795. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Billund when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $629 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Billund for as low as $621 on momondo.
When to book flights from Billund to Seattle
Cheap Billund to Seattle (BLL to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Billund to Seattle
How far is Billund to Seattle/Tacoma Intl by plane?
The straight-line distance from Billund to Seattle/Tacoma Intl is 4761.2 mi. By plane, this route typically takes 26h 10m.
When did momondo last update prices for flights from Billund Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Billund Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Billund Airport to Seattle/Tacoma Intl Airport?
As of March 2025, there is 1 operator available to choose from for flights from Billund Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Billund Airport to Seattle/Tacoma Intl 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 Billund Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl 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 Billund to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Billund to Seattle is Lufthansa (100% of total bookings).
Best airlines flying from Billund to Seattle
Compare and see reviews for airlines that fly from Billund to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $590 | Free Cancellation | Rating 6.7 6,956 reviews |
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Why should I use momondo to find a flight deal from Billund to Seattle?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Billund to Seattle. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Billund to Seattle with flexible booking policies on momondo?
Flights from Billund to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Billund to Seattle?
momondo provides multiple filters to help you find the best flight to Seattle from Billund. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Billund to Seattle right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Billund to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.