$371+ Cheap flights from Copenhagen (CPH) to Seattle (SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SEA
Jun 7 — Jun 141
Round-trip
1 adult, Economy
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Find cheap flights from Copenhagen to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Kastrup Copenhagen to Seattle/Tacoma Intl are usually found in November or January, booked 57 days in advance, depart on a Thursday or Monday and return on a Monday
Cheap flight deals from Copenhagen to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Copenhagen to SeattleExplore the most affordable flight options available from Copenhagen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.
Explore the most affordable flight options available from Copenhagen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.
This Finnair deal was found by Cheapflights users on 5/3. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:45 am
CPH
- SEA
2 stops20h 04m
Finnair
Wed 10/1411:34 am
SEA
- CPH
2 stops19h 41m
Finnair
Deal found 5/3![Finnair logo]()
$573
This Gotogate deal was found by Cheapflights users on 5/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:20 am
CPH
- SEA
1 stop19h 35m
Icelandair
Sat 6/611:25 pm
SEA
- CPH
1 stop21h 55m
Icelandair
Deal found 5/3![Icelandair logo]()
$578
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Wed 9/23:20 pm
CPH
- SEA
1 stop16h 39m
American Airlines
Mon 9/213:42 pm
SEA
- CPH
2 stops19h 13m
American Airlines
Deal found 5/4![American Airlines logo]()
$592
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:20 am
CPH
- SEA
1 stop13h 25m
Icelandair
Sat 9/197:00 pm
SEA
- CPH
1 stop17h 45m
Icelandair
Deal found 5/5![Icelandair logo]()
$596
This Gotogate deal was found by Cheapflights users on 5/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/222:00 pm
CPH
- SEA
1 stop30h 45m
Icelandair
Sun 5/247:00 pm
SEA
- CPH
1 stop26h 20m
Icelandair
Deal found 5/4![Icelandair logo]()
$597
This Booking.com deal was found by Cheapflights users on 5/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:35 pm
CPH
- SEA
1 stop28h 20m
Icelandair
Fri 5/227:00 pm
SEA
- CPH
1 stop17h 45m
Icelandair
Deal found 5/5![Icelandair logo]()
$599
This Expedia deal was found by Cheapflights users on 5/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:50 am
CPH
- SEA
1 stop16h 10m
Finnair
Fri 6/125:40 pm
SEA
- CPH
1 stop17h 40m
Finnair
Deal found 5/7![Finnair logo]()
$601
This Icelandair deal was found by Cheapflights users on 5/4. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:20 am
CPH
- SEA
1 stop13h 25m
Icelandair
Sat 9/197:00 pm
SEA
- CPH
1 stop17h 45m
Icelandair
Deal found 5/4![Icelandair logo]()
$603
This Flightnetwork deal was found by Cheapflights users on 5/3. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:35 pm
CPH
- SEA
1 stop22h 10m
Icelandair
Fri 6/511:25 pm
SEA
- CPH
1 stop13h 20m
Icelandair
Deal found 5/3![Icelandair logo]()
$612
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Wed 9/23:20 pm
CPH
- SEA
1 stop16h 39m
American Airlines
Sat 9/193:42 pm
SEA
- CPH
2 stops19h 58m
American Airlines
Deal found 5/4![American Airlines logo]()
$615
Best flights from Copenhagen to SeattleDiscover carefully curated flight deals from Copenhagen to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 8, 2026.
Discover carefully curated flight deals from Copenhagen to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 8, 2026.
This Delta deal was found by Cheapflights users on 5/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:05 am
CPH
- SEA
1 stop20h 29m
Delta
Mon 8/179:45 pm
SEA
- CPH
1 stop14h 50m
Delta
Deal found 5/5![Delta logo]()
$687
This Gotogate deal was found by Cheapflights users on 5/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:30 am
CPH
- SEA
1 stop14h 50m
Lufthansa
Sat 6/68:00 am
SEA
- CPH
2 stops18h 35m
Lufthansa
Deal found 5/3![Lufthansa logo]()
$733
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Thu 6/186:50 am
CPH
- SEA
2 stops35h 50m
United Airlines
Wed 7/225:15 pm
SEA
- CPH
2 stops39h 05m
United Airlines
Deal found 5/7![United Airlines logo]()
$759
This British Airways deal was found by Cheapflights users on 5/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:05 am
CPH
- SEA
1 stop13h 30m
British Airways
Sat 7/48:20 pm
SEA
- CPH
1 stop18h 05m
British Airways
Deal found 5/6![British Airways logo]()
$785
This Finnair deal was found by Cheapflights users on 5/6. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/39:15 pm
CPH
- SEA
1 stop23h 20m
Finnair
Fri 7/245:40 pm
SEA
- CPH
1 stop16h 00m
Finnair
Deal found 5/6![Finnair logo]()
$990
This Delta deal was found by Cheapflights users on 5/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:00 am
CPH
- SEA
1 stop14h 42m
Delta
Fri 6/56:00 am
SEA
- CPH
1 stop20h 45m
Delta
Deal found 5/3![Delta logo]()
$703
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Thu 6/256:05 am
CPH
- SEA
1 stop19h 54m
United Airlines
Tue 7/146:50 pm
SEA
- CPH
1 stop19h 40m
United Airlines
Deal found 5/4![United Airlines logo]()
$796
This British Airways deal was found by Cheapflights users on 5/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:05 am
CPH
- SEA
1 stop13h 30m
British Airways
Wed 7/18:20 pm
SEA
- CPH
1 stop18h 00m
British Airways
Deal found 5/8![British Airways logo]()
$831
This British Airways deal was found by Cheapflights users on 5/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:50 am
CPH
- SEA
2 stops24h 09m
British Airways
Tue 6/165:40 pm
SEA
- CPH
1 stop13h 35m
British Airways
Deal found 5/7![British Airways logo]()
$866
Last-minute flights from Copenhagen to SeattleDiscover last-minute flight deals from Copenhagen to Seattle. Data last updated May 8, 2026 and is based on user searches.
Discover last-minute flight deals from Copenhagen to Seattle. Data last updated May 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:35 pm
CPH
- SEA
1 stop31h 05m
Icelandair
Sun 5/177:00 pm
SEA
- CPH
1 stop17h 45m
Icelandair
Deal found 5/5![Icelandair logo]()
$619
This Icelandair deal was found by Cheapflights users on 5/5. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:55 pm
CPH
- SEA
1 stop12h 45m
Icelandair
Sun 5/247:00 pm
SEA
- CPH
1 stop26h 20m
Icelandair
Deal found 5/5![Icelandair logo]()
$624
This Booking.com deal was found by Cheapflights users on 5/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:35 pm
CPH
- SEA
1 stop28h 20m
Icelandair
Fri 5/227:00 pm
SEA
- CPH
1 stop17h 45m
Icelandair
Deal found 5/5![Icelandair logo]()
$599
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:35 pm
CPH
- SEA
1 stop28h 20m
Icelandair
Sun 5/247:00 pm
SEA
- CPH
1 stop26h 20m
Icelandair
Deal found 5/5![Icelandair logo]()
$622
This Icelandair deal was found by Cheapflights users on 5/5. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:00 pm
CPH
- SEA
1 stop12h 55m
Icelandair
Sat 5/2311:25 pm
SEA
- CPH
1 stop21h 55m
Icelandair
Deal found 5/5![Icelandair logo]()
$623
This Gotogate deal was found by Cheapflights users on 5/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:20 am
CPH
- SEA
1 stop19h 35m
Icelandair
Sat 6/611:25 pm
SEA
- CPH
1 stop21h 55m
Icelandair
Deal found 5/3![Icelandair logo]()
$578
This Gotogate deal was found by Cheapflights users on 5/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/222:00 pm
CPH
- SEA
1 stop30h 45m
Icelandair
Sun 5/247:00 pm
SEA
- CPH
1 stop26h 20m
Icelandair
Deal found 5/4![Icelandair logo]()
$597
This Flightnetwork deal was found by Cheapflights users on 5/3. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:35 pm
CPH
- SEA
1 stop22h 10m
Icelandair
Fri 6/511:25 pm
SEA
- CPH
1 stop13h 20m
Icelandair
Deal found 5/3![Icelandair logo]()
$612
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Sat 5/233:20 pm
CPH
- SEA
1 stop16h 38m
American Airlines
Fri 6/55:40 pm
SEA
- CPH
1 stop16h 00m
American Airlines
Deal found 5/4![American Airlines logo]()
$620
This Expedia deal was found by Cheapflights users on 5/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:50 am
CPH
- SEA
1 stop16h 10m
Finnair
Fri 6/125:40 pm
SEA
- CPH
1 stop17h 40m
Finnair
Deal found 5/7![Finnair logo]()
$601
One-way flights from Copenhagen to SeattleSearch for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated May 8, 2026.
Search for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated May 8, 2026.
This Ticket deal was found by Cheapflights users on 5/8. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:45 am
CPH
- SEA
1 stop18h 15m
Finnair
Deal found 5/8![Finnair logo]()
$371
This Travelocity deal was found by Cheapflights users on 5/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:50 am
CPH
- SEA
1 stop16h 10m
Finnair
Deal found 5/7![Finnair logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:25 pm
CPH
- SEA
3 stops53h 20m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2011:50 am
CPH
- SEA
3 stops39h 55m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$390
This American Airlines deal was found by Cheapflights users on 5/5. 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 9/1812:25 pm
CPH
- SEA
1 stop12h 35m
American Airlines
Deal found 5/5![American Airlines logo]()
$391
This Expedia deal was found by Cheapflights users on 5/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:45 pm
CPH
- SEA
1 stop22h 50m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$400
This Finnair deal was found by Cheapflights users on 5/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:05 am
CPH
- SEA
1 stop13h 30m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$401
This Expedia deal was found by Cheapflights users on 5/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:25 pm
CPH
- SEA
2 stops20h 36m
Finnair
Deal found 5/8![Finnair logo]()
$402
This Expedia deal was found by Cheapflights users on 5/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:45 am
CPH
- SEA
2 stops21h 04m
Finnair
Deal found 5/6![Finnair logo]()
$403
This Finnair deal was found by Cheapflights users on 5/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:45 am
CPH
- SEA
2 stops20h 04m
Finnair
Deal found 5/8![Finnair logo]()
$404
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Thu 10/17:05 am
CPH
- SEA
1 stop13h 30m
American Airlines
Deal found 5/6![American Airlines logo]()
$405
Find flight deals from Copenhagen to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Copenhagen (CPH) 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 May 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $573 (Finnair) |
One-way from | $371 (Ticket) |
Popular in | July |
Cheapest in | November |
Average price | $647 |
Good round-trip deal | $738 or less |
Good one-way deal | $1,081 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Copenhagen 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 2,558,603 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Copenhagen to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Sat 8/15
6:05 am-5:34 pm
1 stop20h 29m
Seattle/Tacoma Intl
Mon 8/17
9:45 pm-9:35 pm
1 stop14h 50m
$687
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Fri 5/22
6:00 am-11:42 am
1 stop14h 42m
Seattle/Tacoma Intl
Fri 6/5
6:00 am-11:45 am
1 stop20h 45m
$703
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Fri 5/22
6:30 am-12:20 pm
1 stop14h 50m
Seattle/Tacoma Intl
Sat 6/6
8:00 am-11:35 am
2 stops18h 35m
$733
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Thu 6/18
6:50 am-9:40 am
2 stops35h 50m
Seattle/Tacoma Intl
Wed 7/22
5:15 pm-5:20 pm
2 stops39h 05m
$759
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Thu 6/18
7:05 am-11:35 am
1 stop13h 30m
Seattle/Tacoma Intl
Sat 7/4
8:20 pm-11:25 pm
1 stop18h 05m
$785
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Thu 6/25
6:05 am-4:59 pm
1 stop19h 54m
Seattle/Tacoma Intl
Tue 7/14
6:50 pm-11:30 pm
1 stop19h 40m
$796
Quickest round-trip
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Thu 6/18
7:05 am-11:35 am
1 stop13h 30m
Seattle/Tacoma Intl
Wed 7/1
8:20 pm-11:20 pm
1 stop18h 00m
$831
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Thu 6/11
8:50 am-11:59 pm
2 stops24h 09m
Seattle/Tacoma Intl
Tue 6/16
5:40 pm-4:15 pm
1 stop13h 35m
$866
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Fri 7/3
9:15 pm-11:35 am
1 stop23h 20m
Seattle/Tacoma Intl
Fri 7/24
5:40 pm-6:40 pm
1 stop16h 00m
$990
Cheapest one-way
Quickest one-way
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Thu 10/1
7:05 am-11:35 am
1 stop13h 30m
$401
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Copenhagen to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Copenhagen to Seattle in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Copenhagen-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Copenhagen-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Copenhagen-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Copenhagen-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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 Copenhagen-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 Copenhagen to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Copenhagen with our price prediction graph.
CPH-SEA
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.
Cheapflights Insights
Everything you need to know about your flight from Copenhagen to Seattle
Prices
Delays
How far ahead should I book a flight from Copenhagen to Seattle?
Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Copenhagen to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Copenhagen to Seattle?
Currently, November is the cheapest month in which you can book a flight from Copenhagen to Seattle (average of $541). Flying from Copenhagen to Seattle in July is currently the most expensive (average of $933). 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.
How much does it cost to fly round-trip from Copenhagen to Seattle?
How often are flights from Copenhagen to Seattle delayed?
About 11% of weekly flights between Copenhagen and Seattle have experienced delays in the past year, with the average delay time being 127 minutes.
What is the most punctual flight time for Copenhagen to Seattle flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Copenhagen to Seattle flights?
Over the last year, Scandinavian Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
The best insider tips for Copenhagen to Seattle flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Copenhagen to Seattle trip
Our travel experts
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 May 8, 2026.
Read reviews from past customers who have flown Delta,Scandinavian Airlines, andUnited Airlines from Copenhagen to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Copenhagen to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Ocean Shores
Olympia
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Kirkland
Issaquah
Shoreline
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Copenhagen and Seattle flights
Browse other Copenhagen and Seattle flight options. Last updated on May 8, 2026.
Other flights from Copenhagen
Browse through other flights departing from Copenhagen. Flights are based on user searches made on Cheapflights and were last updated on May 8, 2026.
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Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 8, 2026.
Top 5 airlines flying from Copenhagen to Seattle
Discover the top 5 airlines that operate flights from Copenhagen 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 2,558,603 searches. Data last updated May 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$430 | Average$602 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$498 | Average$715 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$519 | Average$696 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$579 | Average$721 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$618 | Average$856 | FlexibilityNo cancel fee | On-time77% |