Cheap flights from Copenhagen to Seattle from $396
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Copenhagen to Seattle departing on 8/30. 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 Copenhagen 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, February is the cheapest month to fly from Copenhagen to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $455. If you don’t want to visit Seattle in February, then you should wait until January to fly from Copenhagen, when ticket prices are also cheap, with an average price of $483.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Copenhagen is on a Saturday. momondo users have found tickets for Saturday departures for as low as $700. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Copenhagen because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,055.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Copenhagen in the evening is the least expensive time of day to depart. momondo users have found prices as low as $563 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $1,008. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Kastrup Copenhagen to Seattle/Tacoma Intl flight route?
Fly from Kastrup Copenhagen to Seattle/Tacoma Intl for the best Kastrup Copenhagen - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $606 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Copenhagen for as low as $531 on momondo.
What cabin class options are available on Kastrup Copenhagen to Seattle/Tacoma Intl flights?
There are 3 cabin classes available to choose from on Kastrup Copenhagen to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Copenhagen to Seattle flights?
You could potentially save up to 23% on your flight if you consider stops on a Copenhagen to Seattle flight.
How have Copenhagen to Seattle flight prices changed over time?
As of July 2025, prices for Copenhagen to Seattle flights are approximately 7% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from Kastrup Copenhagen to Seattle/Tacoma Intl?
Lufthansa, Icelandair, and SWISS are the most popular carriers operating from Kastrup Copenhagen to Seattle/Tacoma Intl
What airlines fly to Seattle?
Icelandair, Lufthansa and Scandinavian Airlines are the top three most popular airlines that fly to Seattle from Copenhagen according to our data. Icelandair is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
How many flights depart from Copenhagen to Seattle on average per day?
As of July 2025, 1 flights take off from Copenhagen and land in Seattle each day. The most common flight departure time for this route is 1:00PM, with 100% of daily flights taking off in the afternoon.
How many flights depart from Copenhagen to Seattle on average per week?
As of July 2025, there are 10 flights per week flying from Copenhagen to Seattle. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.
When to book flights from Copenhagen to Seattle
Cheap Copenhagen to Seattle (CPH to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Copenhagen to Seattle
Best Price Found | $396 |
|---|---|
Fastest flight time | 9h 45m |
Direct flights | Mon, Tue, Thu, Sat and Sun |
Airports in Seattle | 1 airport |
How far is Kastrup Copenhagen to Seattle/Tacoma Intl by plane?
The straight-line distance from Kastrup Copenhagen to Seattle/Tacoma Intl is 4835.0 mi. Flights usually cover this in 9h 45m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Kastrup Copenhagen Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Kastrup Copenhagen Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Kastrup Copenhagen Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Kastrup Copenhagen Airport to Seattle/Tacoma Intl Airport is 8 as of July 2025.
How old do you have to be to fly from Kastrup Copenhagen Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kastrup Copenhagen Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Copenhagen to Seattle?
Based on momondo bookings for flights between Copenhagen and Seattle, the leading plane model is Airbus A350-900, making up 94.85% of the total bookings. Other popular models include Airbus A330-300 with 5.15%.
What is the most popular airline from Copenhagen to Seattle?
Based on momondo bookings for flights between Copenhagen and Seattle, the leading airline is Icelandair, making up 21% of the total bookings. Other popular airlines include Lufthansa with 15%, Scandinavian Airlines with 15%, and British Airways with 15%.
Best airlines flying from Copenhagen to Seattle
Compare and see reviews for airlines that fly from Copenhagen to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $430 | Free Cancellation | Rating 7.0 514 reviews | |||
| PriceFrom $456 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $463 | Free Cancellation | Rating 6.6 7,093 reviews | |||
| PriceFrom $469 | Free Cancellation | Rating 7.8 1,366 reviews | |||
| PriceFrom $479 | Free Cancellation | Rating 6.8 7,207 reviews | |||
| PriceFrom $498 | Free Cancellation | Rating 8.0 7,983 reviews | |||
| PriceFrom $516 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $594 | Free Cancellation | Rating 7.3 1,416 reviews |
Delta Flights From Copenhagen to Seattle
The lowest priced Delta flight from Copenhagen to Seattle from the last 72 hours was $498. Generally, Delta has 5 flights on this route every week with an average price of $600. Delta is rated 8.0/10 by our users.
Scandinavian Airlines Flights From Copenhagen to Seattle
Scandinavian Airlines is also a popular choice for this route. Scandinavian Airlines flight deals for Copenhagen to Seattle start from as low as $594 round-trip, depending on your selected dates, with average Scandinavian Airlines deals seen on momondo around $808. Scandinavian Airlines operates 5 flights to Seattle from Copenhagen in an average week. Users have rated it 7.3/10 across 1,416 reviews.
Traveling to a place near Seattle?
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Why should I use momondo to find a flight deal from Copenhagen to Seattle?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Copenhagen.
Can I find flights from Copenhagen to Seattle with flexible booking policies on momondo?
Flights from Copenhagen 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 Copenhagen to Seattle?
Once all potential Copenhagen to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Copenhagen to Seattle right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Copenhagen and alert you when they change.