What are the cheapest airlines flying from Copenhagen to Seattle round-trip?

According to our current data, KLM ($581), United Airlines ($592), and Air Canada ($649) offers the cheapest pricing from Copenhagen to Seattle. You may be able to fly from Copenhagen to Seattle for 3% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Copenhagen to Seattle one-way?

For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $532. Users have also found prices from $539 and $570 on British Airways and Icelandair, respectively.

What is the cheapest day to fly from Copenhagen to Seattle?

Travelers seeking maximum savings on their Copenhagen to Seattle flight should consider departing on Thursday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the cheapest flights from Copenhagen to Seattle?

While on average a flight from Copenhagen to Seattle is generally $972, our data shows the cheapest flight currently is $632. When looking at the most popular route, (Kastrup Copenhagen - Seattle/Tacoma Intl), you can expect to pay $474 for that flight.

What are the most popular airlines that fly from Copenhagen to Seattle?

Before booking your flight from Copenhagen to Seattle check out the most popular airlines for this route: American Airlines, British Airways or Icelandair.

What is the cheapest day to fly round-trip from Copenhagen to Seattle?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 62% when planning your travel around this day of the week.

How far in advance should I book a flight from Copenhagen to Seattle?

Find a great deal and save up to 60% by booking at least 50 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Copenhagen to Seattle within the next two weeks, with the cheapest ticket starting at $505.

What is the cheapest month to fly from Copenhagen to Seattle?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Seattle. Flights to Seattle from Copenhagen in February are about $604 on average during February, but can be found for as low as $403.

What airports do I use to fly from Copenhagen to Seattle?

If you book a flight from Copenhagen to Seattle, you will be flying from Kastrup Copenhagen to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from Kastrup Copenhagen (CPH) take 9h 45m for a nonstop flight. There is 1 flight from Kastrup Copenhagen to Seattle per day from 7 airlines.

Can I find deals for flights from Copenhagen to Seattle that include hotel bookings?

Yes. In addition to deals on Copenhagen to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Copenhagen to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Copenhagen to Seattle.

Can I find deals for business class flights from Copenhagen to Seattle?

Yes. Cheapflights offers flight deals from Copenhagen to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$503+ Flights from Copenhagen to Seattle

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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.

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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 February or January, booked 49 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Copenhagen to Seattle

Round-trip from	$578 (lastminute.com)
One-way from	$503 (Kiwi.com)
Popular in	July
Cheapest in	February
Average price	$737
Good round-trip deal	$777 or less
Good one-way deal	$866 or less

From Kastrup Copenhagen to Seattle/Tacoma Intl

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One-way flight from Kastrup Copenhagen to Seattle/Tacoma Intl

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Highest demand for flights based on searches. 19% potential increase in price ($142 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Price to beat on a round-trip flight from Kastrup Copenhagen to Seattle/Tacoma Intl.

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Price to beat on a one-way flight from Kastrup Copenhagen to Seattle/Tacoma Intl.

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Find flight deals from Copenhagen to Seattle

Cheapest flights from Copenhagen to Seattle
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 junio 12, 2025.

dom. 7/136:00 amCPH - SEA

1 stop14h 35mMultiple Airlines

sáb. 7/266:30 pmSEA - CPH

1 stop29h 30mMultiple Airlines

Deal found 6/11

$578

vie. 6/277:35 pmCPH - SEA

1 stop25h 05mKLM

mar. 7/15:35 pmSEA - CPH

1 stop15h 45mKLM

Deal found 6/11

$581

lun. 12/227:00 amCPH - SEA

1 stop14h 10mUnited Airlines

jue. 1/111:05 amSEA - CPH

2 stops17h 55mUnited Airlines

Deal found 6/10

$582

lun. 12/157:00 amCPH - SEA

1 stop14h 10mLufthansa

vie. 1/23:10 pmSEA - CPH

1 stop22h 45mLufthansa

Deal found 6/10

$583

jue. 12/189:50 amCPH - SEA

2 stops21h 06mAir Canada

mié. 12/315:50 amSEA - CPH

2 stops20h 55mAir Canada

Deal found 6/11

$602

mar. 12/1612:55 pmCPH - SEA

1 stop13h 05mIcelandair

jue. 1/82:35 pmSEA - CPH

1 stop12h 10mIcelandair

Deal found 6/11

$667

vie. 8/11:15 pmCPH - SEA

2 stops31h 20mBritish Airways

dom. 8/178:20 pmSEA - CPH

1 stop15h 35mBritish Airways

Deal found 6/10

$703

vie. 7/182:00 pmCPH - SEA

2 stops28h 19mAmerican Airlines

lun. 8/411:49 pmSEA - CPH

2 stops26h 26mAmerican Airlines

Deal found 6/11

$704

jue. 7/179:25 amCPH - SEA

1 stop15h 25mDelta

sáb. 8/24:00 pmSEA - CPH

Nonstop9h 30mDelta

Deal found 6/11

$709

lun. 6/309:40 amCPH - SEA

1 stop14h 15mSWISS

lun. 7/71:45 pmSEA - CPH

2 stops34h 10mSWISS

Deal found 6/10

$714

vie. 8/11:05 pmCPH - SEA

Nonstop9h 45mScandinavian Airlines

dom. 8/174:00 pmSEA - CPH

Nonstop9h 30mScandinavian Airlines

Deal found 6/10

$731

sáb. 7/268:50 amCPH - SEA

1 stop16h 10mFinnair

sáb. 8/25:40 pmSEA - CPH

1 stop20h 30mFinnair

Deal found 6/11

$749

Best flights from Copenhagen to Seattle
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 junio 12, 2025.

dom. 7/136:00 amCPH - SEA

1 stop14h 35mMultiple Airlines

sáb. 7/266:30 pmSEA - CPH

1 stop29h 30mMultiple Airlines

Deal found 6/11

$578

vie. 6/277:35 pmCPH - SEA

1 stop25h 05mKLM

mar. 7/15:35 pmSEA - CPH

1 stop15h 45mKLM

Deal found 6/11

$581

mié. 7/166:10 amCPH - SEA

2 stops27h 49mUnited Airlines

vie. 8/17:00 amSEA - CPH

2 stops22h 10mUnited Airlines

Deal found 6/11

$592

vie. 8/19:35 amCPH - SEA

2 stops18h 01mAir Canada

dom. 8/177:20 amSEA - CPH

1 stop14h 50mAir Canada

Deal found 6/11

$649

mié. 8/64:15 pmCPH - SEA

1 stop28h 20mAmerican Airlines

dom. 8/178:32 amSEA - CPH

2 stops17h 43mAmerican Airlines

Deal found 6/12

$653

dom. 8/37:00 amCPH - SEA

1 stop20h 20mBritish Airways

lun. 8/251:30 pmSEA - CPH

1 stop22h 25mBritish Airways

Deal found 6/9

$676

vie. 7/46:40 amCPH - SEA

2 stops20h 56mSWISS

dom. 7/61:45 pmSEA - CPH

2 stops34h 10mSWISS

Deal found 6/10

$702

jue. 7/179:25 amCPH - SEA

1 stop15h 25mDelta

sáb. 8/24:00 pmSEA - CPH

Nonstop9h 30mDelta

Deal found 6/11

$709

dom. 6/296:05 amCPH - SEA

1 stop15h 20mLufthansa

mié. 7/96:50 pmSEA - CPH

1 stop28h 15mLufthansa

Deal found 6/10

$715

vie. 8/11:05 pmCPH - SEA

Nonstop9h 45mScandinavian Airlines

dom. 8/174:00 pmSEA - CPH

Nonstop9h 30mScandinavian Airlines

Deal found 6/10

$731

sáb. 7/268:50 amCPH - SEA

1 stop16h 10mFinnair

sáb. 8/25:40 pmSEA - CPH

1 stop20h 30mFinnair

Deal found 6/11

$749

Last-minute flights from Copenhagen to Seattle
Discover last-minute flight deals from Copenhagen to Seattle. Data last updated junio 12, 2025 and is based on user searches.

mié. 6/187:20 amCPH - SEA

1 stop13h 15mBritish Airways

lun. 7/71:18 pmSEA - CPH

2 stops17h 17mBritish Airways

Deal found 6/11

$1,250

mié. 6/181:05 pmCPH - SEA

Nonstop9h 45mDelta

lun. 7/711:15 amSEA - CPH

1 stop14h 30mDelta

Deal found 6/11

$1,715

vie. 6/2012:25 pmCPH - SEA

2 stops18h 51mAir Canada

vie. 7/42:55 pmSEA - CPH

2 stops18h 50mAir Canada

Deal found 6/11

$673

vie. 6/209:35 amCPH - SEA

2 stops16h 24mLufthansa

vie. 7/46:50 pmSEA - CPH

2 stops14h 35mLufthansa

Deal found 6/12

$868

vie. 6/201:00 pmCPH - SEA

1 stop30h 51mMultiple Airlines

vie. 7/44:00 pmSEA - CPH

Nonstop9h 30mMultiple Airlines

Deal found 6/12

$944

vie. 6/202:00 pmCPH - SEA

1 stop17h 26mAmerican Airlines

vie. 7/41:30 pmSEA - CPH

2 stops20h 45mAmerican Airlines

Deal found 6/12

$1,173

vie. 6/204:45 pmCPH - SEA

1 stop12h 55mIcelandair

vie. 7/411:20 amSEA - CPH

2 stops16h 40mIcelandair

Deal found 6/11

$1,179

vie. 6/2012:25 pmCPH - SEA

1 stop17h 16mAir Canada

vie. 7/410:00 amSEA - CPH

2 stops36h 10mAir Canada

Deal found 6/12

$638

dom. 6/2212:25 pmCPH - SEA

1 stop17h 16mUnited Airlines

sáb. 7/57:20 amSEA - CPH

1 stop14h 50mUnited Airlines

Deal found 6/9

$674

dom. 6/221:05 pmCPH - SEA

Nonstop9h 45mScandinavian Airlines

sáb. 7/54:00 pmSEA - CPH

Nonstop9h 30mScandinavian Airlines

Deal found 6/9

$821

vie. 6/277:35 pmCPH - SEA

1 stop25h 05mKLM

mar. 7/15:35 pmSEA - CPH

1 stop15h 45mKLM

Deal found 6/11

$581

dom. 6/296:05 amCPH - SEA

1 stop15h 20mLufthansa

mié. 7/96:50 pmSEA - CPH

1 stop28h 15mLufthansa

Deal found 6/10

$715

One-way flights from Copenhagen to Seattle
Search for one-way flight options from Copenhagen to Seattle. Find affordable one-way fares based on user searches. Data last updated junio 12, 2025.

mié. 7/239:10 pmCPH - SEA

3 stops54h 28mMultiple Airlines

Deal found 6/12

$503

mié. 10/81:05 pmCPH - SEA

Nonstop9h 55mScandinavian Airlines

Deal found 6/12

$532

mié. 10/87:20 amCPH - SEA

1 stop13h 15mBritish Airways

Deal found 6/10

$539

lun. 8/187:20 amCPH - SEA

1 stop13h 05mIcelandair

Deal found 6/11

$570

jue. 10/26:10 amCPH - SEA

2 stops17h 06mLufthansa

Deal found 6/12

$601

lun. 9/227:00 amCPH - SEA

2 stops20h 49mAustrian Airlines

Deal found 6/12

$638

dom. 8/108:50 amCPH - SEA

1 stop16h 10mAmerican Airlines

Deal found 6/11

$674

vie. 7/116:25 amCPH - SEA

1 stop37h 10mTurkish Airlines

Deal found 6/10

$719

vie. 7/189:40 amCPH - SEA

2 stops17h 56mSWISS

Deal found 6/10

$727

lun. 8/181:05 pmCPH - SEA

Nonstop9h 45mDelta

Deal found 6/12

$876

dom. 8/1012:25 pmCPH - SEA

3 stops33h 21mUnited Airlines

Deal found 6/11

$1,479

jue. 7/38:50 amCPH - SEA

1 stop16h 10mFinnair

Deal found 6/10

$1,567

Cheapflights Fare Finder

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

Price

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

dom. 7/13

6:00 am-11:35 am

1 stop14h 35m

Seattle/Tacoma Intl

sáb. 7/26

6:30 pm-9:00 am

1 stop29h 30m

$578

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

vie. 6/27

7:35 pm-11:40 am

1 stop25h 05m

Seattle/Tacoma Intl

mar. 7/1

5:35 pm-6:20 pm

1 stop15h 45m

$581

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

mié. 7/16

6:10 am-12:59 am

2 stops27h 49m

Seattle/Tacoma Intl

vie. 8/1

7:00 am-2:10 pm

2 stops22h 10m

$592

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

vie. 8/1

9:35 am-6:36 pm

2 stops18h 01m

Seattle/Tacoma Intl

dom. 8/17

7:20 am-7:10 am

1 stop14h 50m

$649

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

mié. 8/6

4:15 pm-11:35 am

1 stop28h 20m

Seattle/Tacoma Intl

dom. 8/17

8:32 am-11:15 am

2 stops17h 43m

$653

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

dom. 8/3

7:00 am-6:20 pm

1 stop20h 20m

Seattle/Tacoma Intl

lun. 8/25

1:30 pm-8:55 pm

1 stop22h 25m

$676

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

vie. 7/4

6:40 am-6:36 pm

2 stops20h 56m

Seattle/Tacoma Intl

lun. 7/7

1:45 pm-11:25 pm

2 stops24h 40m

$702

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

jue. 7/17

9:25 am-3:50 pm

1 stop15h 25m

Seattle/Tacoma Intl

sáb. 8/2

4:00 pm-10:30 am

Nonstop9h 30m

$709

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

dom. 6/29

6:05 am-12:25 pm

1 stop15h 20m

Seattle/Tacoma Intl

mié. 7/9

6:50 pm-8:05 am

1 stop28h 15m

$715

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

vie. 8/1

1:05 pm-1:50 pm

Nonstop9h 45m

Seattle/Tacoma Intl

dom. 8/17

4:00 pm-10:30 am

Nonstop9h 30m

$731

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 23 results

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.

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

How far ahead should I book a flight from Copenhagen to Seattle?

Booking 49 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, January is the cheapest month in which you can book a flight from Copenhagen to Seattle (average of $238). Flying from Copenhagen to Seattle in July is currently the most expensive (average of $391). 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?

It’s typically best to fly out from Copenhagen to Seattle in the evening. Doing so could potentially save you 47% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Seattle by month

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Copenhagen to Seattle to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,358 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Austrian Airlines

7.6

Good

802 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Finnair

7.6

Good

1,290 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,623 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airports do I use to fly from Copenhagen to Seattle?
If you book a flight from Copenhagen to Seattle, you will be flying from Kastrup Copenhagen to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from Kastrup Copenhagen (CPH) take 9h 45m for a nonstop flight. There is 1 flight from Kastrup Copenhagen to Seattle per day from 7 airlines.
What are the cheapest airlines flying from Copenhagen to Seattle round-trip?
According to our current data, KLM ($581), United Airlines ($592), and Air Canada ($649) offers the cheapest pricing from Copenhagen to Seattle. You may be able to fly from Copenhagen to Seattle for 3% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Copenhagen to Seattle one-way?
For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $532. Users have also found prices from $539 and $570 on British Airways and Icelandair, respectively.
What are the cheapest flights from Copenhagen to Seattle?
While on average a flight from Copenhagen to Seattle is generally $972, our data shows the cheapest flight currently is $632. When looking at the most popular route, (Kastrup Copenhagen - Seattle/Tacoma Intl), you can expect to pay $474 for that flight.
Can I find deals for flights from Copenhagen to Seattle that include hotel bookings?
Yes. In addition to deals on Copenhagen to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Copenhagen to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Copenhagen to Seattle.
Can I find deals for business class flights from Copenhagen to Seattle?
Yes. Cheapflights offers flight deals from Copenhagen to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Copenhagen to Seattle?
Currently, January is the cheapest month in which you can book a flight from Copenhagen to Seattle (average of $238). Flying from Copenhagen to Seattle in July is currently the most expensive (average of $391). 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.

See more FAQs

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Alternative routes for Copenhagen to Seattle

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Other flights to Seattle

Top 7 airlines flying from Copenhagen to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$430	Average$613	FlexibilityNo cancel fee	On-time76%
American Airlines	Cheapest$456	Average$556	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$463	Average$554	FlexibilityNo cancel fee	On-time70%
KLM	Cheapest$469	Average$607	FlexibilityNo cancel fee	On-time75%
Lufthansa	Cheapest$483	Average$717	FlexibilityNo cancel fee	On-time76%
United Airlines	Cheapest$516	Average$658	FlexibilityNo cancel fee	On-time69%
Scandinavian Airlines	Cheapest$594	Average$777	FlexibilityNo cancel fee	On-time77%

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$503+ 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Copenhagen to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Kastrup Copenhagen to Seattle/Tacoma Intl are usually found in February or January, booked 49 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Copenhagen to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Copenhagen to Seattle

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 junio 12, 2025.

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 junio 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Copenhagen to Seattle that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Copenhagen to Seattle

How far ahead should I book a flight from Copenhagen to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Copenhagen to Seattle. Price data was last updated on June 9, 2025.

What is the cheapest month to book a flight from Copenhagen to Seattle?

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 junio 12, 2025.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Copenhagen to Seattle to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What airports do I use to fly from Copenhagen to Seattle?

What are the cheapest airlines flying from Copenhagen to Seattle round-trip?

What are the cheapest airlines to fly from Copenhagen to Seattle one-way?

What are the cheapest flights from Copenhagen to Seattle?

Can I find deals for flights from Copenhagen to Seattle that include hotel bookings?

How can I find direct flights from Copenhagen to Seattle?

Can I find deals for business class flights from Copenhagen to Seattle?

What is the cheapest month to book a flight from Copenhagen to Seattle?

Traveling to a place near Copenhagen?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Copenhagen to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Copenhagen to Seattle

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Cheapest flights from Copenhagen to Seattle
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 junio 12, 2025.