Cheap Flights from Copenhagen (CPH) to Seattle (LKE)

Popular airlines from Copenhagen Airport, Kastrup (CPH) to Seattle, WA (LKE-Lake Union Seaplane Base)

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Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $695
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $695

Frequently asked questions

How much does a flight from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE) cost?
Secure a cheap one-way flight or cheap return flight from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE)?
The cheapest month to fly from CPH to LKE is , when demand is low. Off-peak season is generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE)?
To find the cheapest airline that'll fly you from CPH to LKE, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE)?
There aren't any daily nonstop flights departing from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from CPH to LKE?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE)?
To avoid potential delays on the Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE) last-minute?
Booking your plane ticket from CPH to LKE just before your trip is generally more expensive. But if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a CPH to LKE flight and hotel package?
Compared with arranging hotels and flights separately, booking a CPH to LKE flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Simply pick your flights and choose from our extensive range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Kastrup Airport (CPH) to Lake Union Seaplane Base Airport (LKE)?
In most cases, you can reschedule or cancel your CPH to LKE flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Kastrup
Destination airport
Lake Union Seaplane Base
Distance
4841 mi

Book with confidence

Book with confidence

Copenhagen to Seattle Flights

The cheapest times to fly from Copenhagen to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Copenhagen to Seattle are during the month of . You can find some of the cheapest flights from Copenhagen to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Copenhagen to Seattle

Sunday is one of the best days to book for cheap flights from Copenhagen to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Copenhagen to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Copenhagen to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Copenhagen to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Copenhagen to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Copenhagen to Seattle Flights

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