$377+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SEA
Jul 16 — Jul 231
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 88 days in advance, depart on a Wednesday 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 June 16, 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 June 16, 2026.
This Air Canada deal was found by Cheapflights users on 6/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:15 pm
CPH
- SEA
2 stops19h 27m
Air Canada
Thu 8/135:50 am
SEA
- CPH
2 stops18h 05m
Air Canada
Deal found 6/14![Air Canada logo]()
$732
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:15 pm
CPH
- SEA
2 stops43h 27m
Air Canada
Sat 8/83:00 pm
SEA
- CPH
2 stops32h 55m
Air Canada
Deal found 6/11![Air Canada logo]()
$733
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:15 pm
CPH
- SEA
2 stops39h 17m
Air Canada
Sun 8/97:20 pm
SEA
- CPH
2 stops30h 30m
Air Canada
Deal found 6/11![Air Canada logo]()
$738
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 7/3112:45 pm
CPH
- SEA
1 stop17h 22m
United Airlines
Mon 8/108:00 am
SEA
- CPH
1 stop17h 50m
United Airlines
Deal found 6/11![United Airlines logo]()
$742
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2812:45 pm
CPH
- SEA
2 stops30h 22m
Air Canada
Thu 8/65:45 am
SEA
- CPH
2 stops20h 05m
Air Canada
Deal found 6/11![Air Canada logo]()
$743
This ResecentrumGruppen deal was found by Cheapflights users on 6/14. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:00 am
CPH
- SEA
1 stop14h 33m
Multiple Airlines
Sun 7/261:30 pm
SEA
- CPH
1 stop12h 55m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$759
This Flightnetwork deal was found by Cheapflights users on 6/11. 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 9/51:05 pm
CPH
- SEA
Nonstop9h 40m
Scandinavian Airlines
Fri 9/183:55 pm
SEA
- CPH
Nonstop9h 15m
Scandinavian Airlines
Deal found 6/11![Scandinavian Airlines logo]()
$771
This Ticket deal was found by Cheapflights users on 6/11. 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 6/196:30 am
CPH
- SEA
1 stop14h 50m
Lufthansa
Fri 7/37:00 am
SEA
- CPH
2 stops17h 15m
Lufthansa
Deal found 6/11![Lufthansa logo]()
$772
This Ticket deal was found by Cheapflights users on 6/11. 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 6/196:30 am
CPH
- SEA
2 stops21h 02m
Multiple Airlines
Fri 7/37:00 am
SEA
- CPH
2 stops17h 15m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$773
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Sun 6/1412:00 am
CPH
- SEA
2 stops27h 45m
Multiple Airlines
Mon 7/611:25 pm
SEA
- CPH
1 stop21h 55m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$776
This Flighttix deal was found by Cheapflights users on 6/11. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:45 pm
CPH
- SEA
1 stop17h 22m
Air Canada
Fri 8/75:45 am
SEA
- CPH
2 stops18h 10m
Air Canada
Deal found 6/11![Air Canada logo]()
$778
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 June 16, 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 June 16, 2026.
This Delta deal was found by Cheapflights users on 6/14. 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.
Wed 8/53:00 pm
CPH
- SEA
1 stop14h 03m
Delta
Thu 8/131:30 pm
SEA
- CPH
1 stop20h 15m
Delta
Deal found 6/14![Delta logo]()
$733
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 6/266:30 am
CPH
- SEA
2 stops19h 29m
United Airlines
Mon 6/2910:29 am
SEA
- CPH
3 stops45h 51m
United Airlines
Deal found 6/12![United Airlines logo]()
$827
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/272:45 pm
CPH
- SEA
3 stops30h 00m
Multiple Airlines
Mon 8/37:00 pm
SEA
- CPH
2 stops19h 35m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$835
This British Airways deal was found by Cheapflights users on 6/11. 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.
Fri 7/39:15 pm
CPH
- SEA
1 stop23h 20m
British Airways
Fri 7/248:20 am
SEA
- CPH
1 stop18h 15m
British Airways
Deal found 6/11![British Airways logo]()
$907
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:45 pm
CPH
- SEA
1 stop16h 15m
Scandinavian Airlines
Fri 10/23:55 pm
SEA
- CPH
Nonstop9h 15m
Scandinavian Airlines
Deal found 6/11![Scandinavian Airlines logo]()
$985
This Delta deal was found by Cheapflights users on 6/11. 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 7/109:25 am
CPH
- SEA
1 stop15h 55m
Delta
Fri 7/171:45 pm
SEA
- CPH
1 stop17h 00m
Delta
Deal found 6/11![Delta logo]()
$862
This Justfly.com deal was found by Cheapflights users on 6/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:50 am
CPH
- SEA
2 stops22h 56m
Multiple Airlines
Fri 7/245:45 am
SEA
- CPH
2 stops18h 10m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$888
This Delta deal was found by Cheapflights users on 6/14. 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 7/1811:30 am
CPH
- SEA
1 stop13h 50m
Delta
Thu 7/239:20 am
SEA
- CPH
2 stops17h 05m
Delta
Deal found 6/14![Delta logo]()
$910
Last-minute flights from Copenhagen to SeattleDiscover last-minute flight deals from Copenhagen to Seattle. Data last updated June 16, 2026 and is based on user searches.
Discover last-minute flight deals from Copenhagen to Seattle. Data last updated June 16, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Sun 6/1412:00 am
CPH
- SEA
2 stops27h 45m
Multiple Airlines
Mon 7/611:25 pm
SEA
- CPH
1 stop21h 55m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$776
This Ticket deal was found by Cheapflights users on 6/11. 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 6/196:30 am
CPH
- SEA
1 stop14h 50m
Lufthansa
Fri 7/37:00 am
SEA
- CPH
2 stops17h 15m
Lufthansa
Deal found 6/11![Lufthansa logo]()
$772
This Ticket deal was found by Cheapflights users on 6/11. 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 6/196:30 am
CPH
- SEA
2 stops21h 02m
Multiple Airlines
Fri 7/37:00 am
SEA
- CPH
2 stops17h 15m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$773
This ResecentrumGruppen deal was found by Cheapflights users on 6/12. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1912:15 pm
CPH
- SEA
2 stops19h 27m
Air Canada
Fri 7/35:45 am
SEA
- CPH
2 stops20h 05m
Air Canada
Deal found 6/12![Air Canada logo]()
$779
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/96:10 am
CPH
- SEA
2 stops26h 34m
United Airlines
Mon 7/207:54 pm
SEA
- CPH
2 stops28h 01m
United Airlines
Deal found 6/16![United Airlines logo]()
$781
This ResecentrumGruppen deal was found by Cheapflights users on 6/14. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:00 am
CPH
- SEA
1 stop14h 33m
Multiple Airlines
Sun 7/261:30 pm
SEA
- CPH
1 stop12h 55m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$759
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2812:45 pm
CPH
- SEA
2 stops30h 22m
Air Canada
Thu 8/65:45 am
SEA
- CPH
2 stops20h 05m
Air Canada
Deal found 6/11![Air Canada logo]()
$743
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2912:15 pm
CPH
- SEA
2 stops30h 52m
Air Canada
Mon 8/107:20 pm
SEA
- CPH
2 stops28h 35m
Air Canada
Deal found 6/11![Air Canada logo]()
$784
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:15 pm
CPH
- SEA
2 stops43h 27m
Air Canada
Sat 8/83:00 pm
SEA
- CPH
2 stops32h 55m
Air Canada
Deal found 6/11![Air Canada logo]()
$733
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:15 pm
CPH
- SEA
2 stops39h 17m
Air Canada
Sun 8/97:20 pm
SEA
- CPH
2 stops30h 30m
Air Canada
Deal found 6/11![Air Canada logo]()
$738
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 7/3112:45 pm
CPH
- SEA
1 stop17h 22m
United Airlines
Mon 8/108:00 am
SEA
- CPH
1 stop17h 50m
United Airlines
Deal found 6/11![United Airlines logo]()
$742
This Flighttix deal was found by Cheapflights users on 6/11. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:45 pm
CPH
- SEA
1 stop17h 22m
Air Canada
Fri 8/75:45 am
SEA
- CPH
2 stops18h 10m
Air Canada
Deal found 6/11![Air Canada logo]()
$778
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 June 16, 2026.
Search for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated June 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 8/2611:35 am
CPH
- SEA
3 stops40h 10m
WestJet
Deal found 6/12![WestJet logo]()
$377
This Expedia deal was found by Cheapflights users on 6/14. 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 9/23:20 pm
CPH
- SEA
1 stop16h 36m
British Airways
Deal found 6/14![British Airways logo]()
$393
This British Airways deal was found by Cheapflights users on 6/11. 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.
Wed 8/123:20 pm
CPH
- SEA
1 stop16h 36m
British Airways
Deal found 6/11![British Airways logo]()
$395
This Flysmarter deal was found by Cheapflights users on 6/11. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:50 am
CPH
- SEA
2 stops22h 02m
British Airways
Deal found 6/11![British Airways logo]()
$397
This American Airlines deal was found by Cheapflights users on 6/11. 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 10/112:25 pm
CPH
- SEA
2 stops20h 46m
American Airlines
Deal found 6/11![American Airlines logo]()
$399
This Travelocity deal was found by Cheapflights users on 6/13. 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.
Sun 9/139:25 pm
CPH
- SEA
1 stop23h 10m
British Airways
Deal found 6/13![British Airways logo]()
$401
This American Airlines deal was found by Cheapflights users on 6/14. 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 9/28:50 am
CPH
- SEA
2 stops18h 57m
American Airlines
Deal found 6/14![American Airlines logo]()
$403
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 10/198:50 am
CPH
- SEA
2 stops18h 59m
American Airlines
Deal found 6/11![American Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 6/14. 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 9/33:20 pm
CPH
- SEA
2 stops28h 38m
American Airlines
Deal found 6/14![American Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 9/311:55 am
CPH
- SEA
3 stops37h 05m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$419
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 June 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $732 (Air Canada) |
One-way from | $377 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $887 |
Good round-trip deal | $893 or less |
Good one-way deal | $843 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 June 16, 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
Wed 8/5
3:00 pm-8:03 pm
1 stop14h 03m
Seattle/Tacoma Intl
Thu 8/13
1:30 pm-6:45 pm
1 stop20h 15m
$733
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Fri 6/26
6:30 am-4:59 pm
2 stops19h 29m
Seattle/Tacoma Intl
Mon 6/29
10:29 am-5:20 pm
3 stops45h 51m
$827
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Mon 7/27
2:45 pm-11:45 am
3 stops30h 00m
Seattle/Tacoma Intl
Mon 8/3
7:00 pm-11:35 pm
2 stops19h 35m
$835
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Fri 7/10
9:25 am-4:20 pm
1 stop15h 55m
Seattle/Tacoma Intl
Fri 7/17
1:45 pm-3:45 pm
1 stop17h 00m
$862
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Fri 7/3
6:50 am-8:46 pm
2 stops22h 56m
Seattle/Tacoma Intl
Fri 7/24
5:45 am-8:55 am
2 stops18h 10m
$888
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Fri 7/3
9:15 pm-11:35 am
1 stop23h 20m
Seattle/Tacoma Intl
Fri 7/24
8:20 am-11:35 am
1 stop18h 15m
$907
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Sat 7/18
11:30 am-4:20 pm
1 stop13h 50m
Seattle/Tacoma Intl
Thu 7/23
9:20 am-11:25 am
2 stops17h 05m
$910
Quickest round-trip
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Mon 9/28
12:45 pm-8:00 pm
1 stop16h 15m
Seattle/Tacoma Intl
Fri 10/2
3:55 pm-10:10 am
Nonstop9h 15m
$985
Cheapest one-way
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Tue 8/18
3:20 pm-10:56 pm
1 stop16h 36m
$395
CopenhagenSeattle
CPH - SEA
CPHSEA
Kastrup Copenhagen
Wed 8/12
3:20 pm-10:56 pm
1 stop16h 36m
$395
Showing 1-10 of 19 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 June.
| 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 87 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 $936). 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.
What is the cheapest time of day to fly from CPH to SEA?
Find hourly flight availability from Copenhagen to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 16, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Copenhagen to Seattle as you normally would.
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 June 16, 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.
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
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
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
Marysville
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Copenhagen
Popular flights
Seattle flight routes
Alternative routes for Copenhagen to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Copenhagen to Seattle by cabin class
Find flights from Copenhagen to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Copenhagen and Seattle flights
Browse other Copenhagen and Seattle flight options. Last updated on June 16, 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 June 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 June 16, 2026.
Top 4 airlines flying from Copenhagen to Seattle
Discover the top 4 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 June 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$469 | Average$602 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$498 | Average$715 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$581 | Average$721 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$600 | Average$951 | FlexibilityNo cancel fee | On-time77% |