$397+ Cheap flights from Copenhagen (CPH) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SEA
Nov 13 — Nov 201
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 66 days in advance, depart on a Monday or Tuesday 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 October 14, 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 October 14, 2026.
This Sembo deal was found by Cheapflights users on 10/9. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:05 pm -
1 stop32h 55m
Fri 12/42:35 pm -
1 stop12h 10m
Deal found 10/9![Icelandair logo]()
$578
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:55 pm -
1 stop13h 05m
Mon 12/72:35 pm -
1 stop20h 10m
Deal found 10/13![Icelandair logo]()
$598
This Travelis deal was found by Cheapflights users on 10/11. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:20 pm -
1 stop25h 27m
Mon 11/163:25 pm -
1 stop14h 15m
Deal found 10/11![Multiple Airlines logo]()
$604
This Flightnetwork deal was found by Cheapflights users on 10/10. 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.
Thu 11/2612:55 pm -
1 stop13h 05m
Thu 12/102:35 pm -
1 stop20h 10m
Deal found 10/10![Icelandair logo]()
$611
This Travelis deal was found by Cheapflights users on 10/13. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:30 am -
1 stop15h 20m
Thu 12/106:45 pm -
1 stop19h 00m
Deal found 10/13![British Airways logo]()
$615
This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Thu 11/512:55 pm -
1 stop13h 05m
Thu 11/122:35 pm -
1 stop12h 55m
Deal found 10/12![Icelandair logo]()
$617
This Booking.com deal was found by Cheapflights users on 10/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:55 pm -
1 stop13h 05m
Fri 11/272:35 pm -
1 stop16h 25m
Deal found 10/12![Icelandair logo]()
$618
This Travelis deal was found by Cheapflights users on 10/9. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:45 am -
1 stop16h 05m
Mon 12/73:25 pm -
1 stop16h 35m
Deal found 10/9![Air France logo]()
$619
This oojo deal was found by Cheapflights users on 10/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:55 pm -
1 stop13h 05m
Fri 11/132:35 pm -
1 stop12h 10m
Deal found 10/13![Icelandair logo]()
$621
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 October 14, 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 October 14, 2026.
This Ticket deal was found by Cheapflights users on 10/9. 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.
Sat 11/216:10 am -
1 stop14h 15m
Fri 12/46:45 pm -
1 stop15h 25m
Deal found 10/9![British Airways logo]()
$624
This Delta deal was found by Cheapflights users on 10/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am -
1 stop14h 47m
Mon 11/164:50 pm -
1 stop18h 00m
Deal found 10/12![Delta logo]()
$631
This KLM deal was found by Cheapflights users on 10/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:00 am -
1 stop14h 47m
Sat 11/142:35 pm -
1 stop17h 05m
Deal found 10/10![KLM logo]()
$641
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
2 stops17h 55m
Thu 12/104:50 pm -
1 stop18h 00m
Deal found 10/13![Delta logo]()
$635
This Delta deal was found by Cheapflights users on 10/10. 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 11/76:00 am -
1 stop14h 47m
Sat 11/141:35 pm -
2 stops16h 05m
Deal found 10/10![Delta logo]()
$637
This Delta deal was found by Cheapflights users on 10/9. 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 11/216:00 am -
1 stop14h 47m
Fri 12/411:55 am -
2 stops16h 50m
Deal found 10/9![Delta logo]()
$641
Last-minute flights from Copenhagen to SeattleDiscover last-minute flight deals from Copenhagen to Seattle. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from Copenhagen to Seattle. Data last updated October 14, 2026 and is based on user searches.
This Travelis deal was found by Cheapflights users on 10/11. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:20 pm -
1 stop25h 27m
Mon 11/163:25 pm -
1 stop14h 15m
Deal found 10/11![Multiple Airlines logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Thu 11/512:55 pm -
1 stop13h 05m
Thu 11/122:35 pm -
1 stop12h 55m
Deal found 10/12![Icelandair logo]()
$617
This oojo deal was found by Cheapflights users on 10/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:55 pm -
1 stop13h 05m
Fri 11/132:35 pm -
1 stop12h 10m
Deal found 10/13![Icelandair logo]()
$621
This Sembo deal was found by Cheapflights users on 10/9. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:05 pm -
1 stop32h 55m
Fri 12/42:35 pm -
1 stop12h 10m
Deal found 10/9![Icelandair logo]()
$578
This Booking.com deal was found by Cheapflights users on 10/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:55 pm -
1 stop13h 05m
Fri 11/272:35 pm -
1 stop16h 25m
Deal found 10/12![Icelandair logo]()
$618
This Travelis deal was found by Cheapflights users on 10/9. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:45 am -
1 stop16h 05m
Mon 12/73:25 pm -
1 stop16h 35m
Deal found 10/9![Air France logo]()
$619
This Ticket deal was found by Cheapflights users on 10/9. 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.
Sat 11/216:10 am -
1 stop14h 15m
Fri 12/46:45 pm -
1 stop15h 25m
Deal found 10/9![British Airways logo]()
$624
This Travelis deal was found by Cheapflights users on 10/9. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:45 am -
1 stop16h 05m
Fri 12/43:25 pm -
1 stop17h 30m
Deal found 10/9![Air France logo]()
$627
This Flightnetwork deal was found by Cheapflights users on 10/10. 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.
Thu 11/2612:55 pm -
1 stop13h 05m
Thu 12/102:35 pm -
1 stop20h 10m
Deal found 10/10![Icelandair logo]()
$611
This Travelis deal was found by Cheapflights users on 10/13. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:30 am -
1 stop15h 20m
Thu 12/106:45 pm -
1 stop19h 00m
Deal found 10/13![British Airways logo]()
$615
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 October 14, 2026.
Search for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Travelis deal was found by Cheapflights users on 10/12. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:55 pm -
1 stop13h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Icelandair logo]()
$397
This Travelis deal was found by Cheapflights users on 10/12. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:15 am -
1 stop17h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Icelandair logo]()
$398
This oojo deal was found by Cheapflights users on 10/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:55 pm -
1 stop13h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Icelandair logo]()
$408
This oojo deal was found by Cheapflights users on 10/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/15:05 pm -
1 stop32h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Icelandair logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 11/1712:55 pm -
1 stop13h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Icelandair logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 11/268:15 am -
1 stop17h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Icelandair logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 11/1112:55 pm -
1 stop13h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Icelandair logo]()
$424
This Travelis deal was found by Cheapflights users on 10/12. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:15 am -
1 stop17h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Icelandair logo]()
$425
This oojo deal was found by Cheapflights users on 10/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:05 pm -
1 stop12h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Icelandair logo]()
$426
This Travelis deal was found by Cheapflights users on 10/12. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:05 pm -
2 stops18h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![KLM logo]()
$434
This KLM deal was found by Cheapflights users on 10/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:00 am -
1 stop14h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![KLM logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Fri 11/61:25 pm -
1 stop12h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Icelandair logo]()
$442
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 October 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $578 (Sembo) |
One-way from | $397 (Travelis) |
Popular in | July |
Cheapest in | November |
Average price | $684 |
Good round-trip deal | $1,180 or less |
Good one-way deal | $861 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 7,457,451 searches. Data last updated October 14, 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 Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Thu 11/12
8:15 am-5:00 pm
1 stop17h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$424
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Tue 12/15
9:55 am-10:55 pm
2 stops22h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$446
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Wed 12/16
9:55 am-8:42 pm
2 stops19h 47m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$446
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Thu 1/7
6:00 am-7:23 pm
2 stops22h 23m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$447
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Mon 12/14
6:00 am-11:50 am
1 stop14h 50m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$455
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Mon 11/23
8:15 am-5:00 pm
1 stop17h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$471
Quickest round-trip
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Thu 1/7
12:55 pm-5:00 pm
1 stop13h 05m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$494
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Fri 11/13
8:15 am-5:00 pm
1 stop17h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$501
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Fri 11/20
7:05 am-5:00 pm
2 stops18h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$502
CopenhagenSeattle
CPH Kastrup Copenhagen - SEA Seattle/Tacoma Intl
CPHSEA
Kastrup Copenhagen
Fri 11/13
7:05 am-5:00 pm
2 stops18h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$527
Showing 1-10 of 17 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 October.
| 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 65 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 $604). Flying from Copenhagen to Seattle in July is currently the most expensive (average of $983). 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 October 14, 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 121 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 Wednesday 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 October 14, 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.
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
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
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Copenhagen and Seattle flights
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Top 6 airlines flying from Copenhagen to Seattle
Discover the top 6 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 7,457,451 searches. Data last updated October 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$502 | Average$613 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$519 | Average$696 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$545 | Average$839 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$592 | Average$721 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$646 | Average$944 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$738 | Average$1,107 | FlexibilityNo cancel fee | On-time77% |