CA $299 Cheap Flights from Seattle (SEA) to Copenhagen (CPH)

View CA $299 flight on Fri, Oct. 10, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Kastrup Airport (CPH)

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Cheap flights from Seattle (SEA) to Copenhagen (CPH)

Prices were available within the past 7 days and start at CA $299 for one-way flights and CA $665 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sun., Aug. 24 - Wed., Sep. 3
SEA
Seattle
CPH
Copenhagen
CA $665 Roundtrip, found 1 day ago
CA $665
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Sun., Aug. 24 from Seattle to Copenhagen, returning Wed., Sep. 3, priced at CA $665 found 1 day ago
Icelandair
Mon., Aug. 11 - Mon., Aug. 25
SEA
Seattle
CPH
Copenhagen
CA $706 Roundtrip, found 1 day ago
CA $706
Roundtrip
found 1 day ago
Select Icelandair flight, departing Mon., Aug. 11 from Seattle to Copenhagen, returning Mon., Aug. 25, priced at CA $706 found 1 day ago
Icelandair
Tue., Aug. 5 - Fri., Aug. 22
SEA
Seattle
CPH
Copenhagen
CA $708 Roundtrip, found 2 days ago
CA $708
Roundtrip
found 2 days ago
Select Icelandair flight, departing Tue., Aug. 5 from Seattle to Copenhagen, returning Fri., Aug. 22, priced at CA $708 found 2 days ago
Icelandair
Mon., Aug. 4 - Mon., Aug. 25
SEA
Seattle
CPH
Copenhagen
CA $708 Roundtrip, found 3 days ago
CA $708
Roundtrip
found 3 days ago
Select Icelandair flight, departing Mon., Aug. 4 from Seattle to Copenhagen, returning Mon., Aug. 25, priced at CA $708 found 3 days ago
Icelandair
Mon., Aug. 11 - Mon., Aug. 25
SEA
Seattle
CPH
Copenhagen
CA $740 Roundtrip, found 1 day ago
CA $740
Roundtrip
found 1 day ago
Select Icelandair flight, departing Mon., Aug. 11 from Seattle to Copenhagen, returning Mon., Aug. 25, priced at CA $740 found 1 day ago
Icelandair
Thu., Aug. 21 - Tue., Aug. 26
SEA
Seattle
CPH
Copenhagen
CA $742 Roundtrip, found 2 days ago
CA $742
Roundtrip
found 2 days ago
Select Icelandair flight, departing Thu., Aug. 21 from Seattle to Copenhagen, returning Tue., Aug. 26, priced at CA $742 found 2 days ago
Icelandair
Mon., Aug. 4 - Mon., Aug. 25
SEA
Seattle
CPH
Copenhagen
CA $742 Roundtrip, found 3 days ago
CA $742
Roundtrip
found 3 days ago
Select Icelandair flight, departing Mon., Aug. 4 from Seattle to Copenhagen, returning Mon., Aug. 25, priced at CA $742 found 3 days ago
Air Canada
Tue., Aug. 12 - Tue., Aug. 19
SEA
Seattle
CPH
Copenhagen
CA $760 Roundtrip, found 1 day ago
CA $760
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue., Aug. 12 from Seattle to Copenhagen, returning Tue., Aug. 19, priced at CA $760 found 1 day ago
Delta
Sat., Aug. 2 - Thu., Aug. 21
SEA
Seattle
CPH
Copenhagen
CA $782 Roundtrip, found 2 days ago
CA $782
Roundtrip
found 2 days ago
Select Delta flight, departing Sat., Aug. 2 from Seattle to Copenhagen, returning Thu., Aug. 21, priced at CA $782 found 2 days ago
United
Mon., Aug. 11 - Fri., Aug. 22
SEA
Seattle
CPH
Copenhagen
CA $784 Roundtrip, found 2 days ago
CA $784
Roundtrip
found 2 days ago
Select United flight, departing Mon., Aug. 11 from Seattle to Copenhagen, returning Fri., Aug. 22, priced at CA $784 found 2 days ago
Flight from Seattle to Copenhagen (SEA - CPH) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Kastrup
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
CA $664
Distance
7763 km

Seattle to Copenhagen Flights

Ready for an adventure? Thought so! Prepare to see the sights when you book your trip from Seattle to Copenhagen with Expedia.ca. Whether you’re visiting for business or pleasure, we know how important it is to bring home travel stories. Maybe your tales will include the best dinner of your life, or the weirdest street art you saw in the city, or the concert that turned you into a fan of a new band. Whatever it is, your new favourite anecdote is right around the corner. Book your trip from SEA to CPH and begin your journey!

Getting a cheap deal on your trip sets the tone for the perfect holiday. And with Expedia.ca, you know you can travel from Seattle to Copenhagen on the cheap, with enough money left over for a stellar time in the city. That could mean more tours with the kids, more concerts with the spouse, more dessert amongst co-workers, or even front row seats to a sports game if you’re travelling solo. It’s your holiday! Make it great.

Travelling shouldn’t cost an arm and a leg before you even get to relax on the plane’s armrests. Count on Expedia.ca to get you the best discounts on flights from SEA to CPH. And remember this: You can also save big when you bundle. Add a hotel or car rental deal to your flight and witness those savings add up. Hey, more money for more souvenirs, right? Right! Pack your bags and we’ll see you on the route.

Combine your Copenhagen flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from with Expedia Canada. Use us as your top travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Kastrup Airport (CPH)?
Round-trip journeys between Sea-Tac Airport and CPH start from CA $665. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book today so you don’t miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Copenhagen Airport, Kastrup?
This can differ between airlines, as each has its own set of terms and conditions. Head to the Customer Service Portal, where you’ll find easy-to-follow instructions on how to cancel your flight online.
How do I find cheap flights from SEA to Copenhagen Airport, Kastrup that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Sea-Tac Airport to CPH flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Sea-Tac Airport to CPH?
The distance is around 7,800 kilometers, so fill your carry-on luggage with whatever you need to make your journey comfortable. Wondering what to take on board your SeaTac to Kastrup flight? Earplugs, a sleep mask and a travel pillow are among the essentials.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to CPH?
You won’t find any airlines flying directly between Seattle - Tacoma Intl. Airport (SEA) and Copenhagen Airport, Kastrup, so be ready to make at least one stop on your journey. A layover can be a welcome way to break up a trip!
Are SEA to Kastrup Airport (CPH) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to CPH at the last minute could be your ticket to an awesome deal. However, you might miss out on a flight altogether! If you’d rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn’t released tickets yet, check back often as deals are updated all the time on Expedia.

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