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Cheap flights from Copenhagen to Washington from $354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Copenhagen to Washington departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
6:15 am - 5:00 pmCPH-SEA
19h 45m1 stop
Icelandair Logo
2:35 pm - 11:45 amSEA-CPH
12h 10m1 stop
$476Icelandair
Find Deal
Sun, Feb 8 - Sun, Feb 15
Icelandair Logo
12:55 pm - 6:00 pmCPH-SEA
13h 05m1 stop
Icelandair Logo
7:00 pm - 12:55 pmSEA-CPH
32h 55m1 stop
$477Icelandair
Find Deal
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
1:05 pm - 11:30 amCPH-SEA
31h 25m1 stop
American Airlines Logo
11:47 pm - 11:20 amSEA-CPH
26h 33m2 stops
$522American Airlines
Find Deal
Thu, Feb 5 - Thu, Feb 12
American Airlines Logo
12:15 pm - 4:55 pmCPH-SEA
13h 40m1 stop
American Airlines Logo
2:05 pm - 5:35 pmSEA-CPH
18h 30m2 stops
$523American Airlines
Find Deal
Thu, Feb 5 - Fri, Feb 13
British Airways Logo
10:30 am - 4:55 pmCPH-SEA
15h 25m1 stop
British Airways Logo
1:35 pm - 1:45 pmSEA-CPH
15h 10m1 stop
$526British Airways
Find Deal
Thu, Feb 5 - Fri, Feb 13
Lufthansa Logo
10:10 am - 10:28 pmCPH-SEA
21h 18m2 stops
Lufthansa Logo
7:00 am - 12:25 pmSEA-CPH
20h 25m2 stops
$567Lufthansa
Find Deal
Thu, Nov 6 - Wed, Nov 19
Lufthansa Logo
7:05 am - 12:10 pmCPH-SEA
14h 05m1 stop
Lufthansa Logo
7:00 am - 11:45 amSEA-CPH
19h 45m2 stops
$574Lufthansa
Find Deal
Thu, Nov 6 - Wed, Nov 19
United Airlines Logo
7:05 am - 12:10 pmCPH-SEA
14h 05m1 stop
United Airlines Logo
3:10 pm - 5:35 pmSEA-CPH
17h 25m1 stop
$597United Airlines
Find Deal
Thu, Nov 6 - Wed, Nov 19
United Airlines Logo
6:55 am - 10:30 pmCPH-SEA
24h 35m2 stops
United Airlines Logo
3:10 pm - 5:35 pmSEA-CPH
17h 25m1 stop
$602United Airlines
Find Deal
Mon, Nov 3 - Sun, Nov 9
British Airways Logo
6:45 am - 8:24 pmCPH-PDX
21h 39m2 stops
British Airways Logo
7:30 pm - 10:50 pmPDX-CPH
18h 20m1 stop
$607British Airways
Find Deal
Thu, Mar 26 - Sun, Mar 29

Icelandair flights from Copenhagen to State of Washington

Our best Icelandair deals on Copenhagen to State of Washington flight tickets
Icelandair
Feb 8
CPH6:15 amKastrup Copenhagen
19h 45m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Feb 15
SEA2:35 pmSeattle/Tacoma Intl
12h 10m
1 stop
CPH11:45 amKastrup Copenhagen
$476
Find similar
Icelandair
Mar 28
CPH12:55 pmKastrup Copenhagen
13h 05m
1 stop
SEA6:00 pmSeattle/Tacoma Intl
Apr 4
SEA7:00 pmSeattle/Tacoma Intl
32h 55m
1 stop
CPH12:55 pmKastrup Copenhagen
$477
Find similar
Icelandair
Apr 2
CPH10:35 pmKastrup Copenhagen
28h 15m
1 stop
SEA5:50 pmSeattle/Tacoma Intl
Apr 5
SEA3:45 pmSeattle/Tacoma Intl
12h 10m
1 stop
CPH12:55 pmKastrup Copenhagen
$496
Find similar

American Airlines flights from Copenhagen to State of Washington

Our best American Airlines deals on Copenhagen to State of Washington flight tickets
American Airlines
Feb 5
CPH1:05 pmKastrup Copenhagen
31h 25m
1 stop
SEA11:30 amSeattle/Tacoma Intl
Feb 12
SEA11:47 pmSeattle/Tacoma Intl
26h 33m
2 stops
CPH11:20 amKastrup Copenhagen
$522
Find similar
American Airlines
Feb 5
CPH12:15 pmKastrup Copenhagen
13h 40m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
Feb 13
SEA2:05 pmSeattle/Tacoma Intl
18h 30m
2 stops
CPH5:35 pmKastrup Copenhagen
$523
Find similar
American Airlines
Feb 7
CPH10:35 amKastrup Copenhagen
20h 45m
2 stops
SEA10:20 pmSeattle/Tacoma Intl
Feb 18
SEA6:50 pmSeattle/Tacoma Intl
13h 30m
1 stop
CPH5:20 pmKastrup Copenhagen
$527
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Copenhagen to State of Washington 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, momondo users made 832,500 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Copenhagen to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sun 2/8

6:15 am-5:00 pm

1 stop19h 45m

Seattle/Tacoma Intl

Sun 2/15

2:35 pm-11:45 am

1 stop12h 10m

$476

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Sat 3/28

12:55 pm-6:00 pm

1 stop13h 05m

Seattle/Tacoma Intl

Sat 4/4

7:00 pm-12:55 pm

1 stop32h 55m

$477

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 2/5

1:05 pm-11:30 am

1 stop31h 25m

Seattle/Tacoma Intl

Thu 2/12

11:47 pm-11:20 am

2 stops26h 33m

$522

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 2/5

12:15 pm-4:55 pm

1 stop13h 40m

Seattle/Tacoma Intl

Fri 2/13

2:05 pm-5:35 pm

2 stops18h 30m

$523

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 2/5

10:30 am-4:55 pm

1 stop15h 25m

Seattle/Tacoma Intl

Fri 2/13

1:35 pm-1:45 pm

1 stop15h 10m

$526

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 11/6

10:10 am-10:28 pm

2 stops21h 18m

Seattle/Tacoma Intl

Wed 11/19

7:00 am-12:25 pm

2 stops20h 25m

$567

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 11/6

7:05 am-12:10 pm

1 stop14h 05m

Seattle/Tacoma Intl

Wed 11/19

7:00 am-11:45 am

2 stops19h 45m

$574

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Thu 11/6

7:05 am-12:10 pm

1 stop14h 05m

Seattle/Tacoma Intl

Wed 11/19

3:10 pm-5:35 pm

1 stop17h 25m

$597

CopenhagenSeattle

CPH - SEA

CPHSEA

Kastrup Copenhagen

Mon 11/3

6:55 am-10:30 pm

2 stops24h 35m

Seattle/Tacoma Intl

Sun 11/9

3:10 pm-5:35 pm

1 stop17h 25m

$602

CopenhagenPortland

CPH - PDX

CPHPDX

Kastrup Copenhagen

Thu 3/26

6:45 am-8:24 pm

2 stops21h 39m

Portland

Sun 3/29

7:30 pm-10:50 pm

1 stop18h 20m

$607

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Copenhagen to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from Copenhagen, with most prices found around $460. If you aren’t able to travel to State of Washington during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $497.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Copenhagen to State of Washington is on a Saturday. Travelers who choose to depart for State of Washington on a Saturday will often find tickets for as low as $649. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Copenhagen to State of Washington for around $1,047.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the evening when flights can be purchased for as low as $563. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $925 on average. Flights to State of Washington from Copenhagen at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Kastrup Copenhagen to Washington flight route?

Fly from Kastrup Copenhagen to Seattle/Tacoma Intl for the best Kastrup Copenhagen - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $624 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Copenhagen for as low as $577 on momondo.

What cabin class options are available on Kastrup Copenhagen to Washington flights?

There are 3 cabin classes available to choose from on Kastrup Copenhagen to Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Copenhagen to State of Washington flights?

You could potentially save up to 39% on your flight if you consider stops on a Copenhagen to State of Washington flight.

Cheap Copenhagen to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Copenhagen to State of Washington

Direct flights

None
There are no direct flights from Copenhagen to State of Washington. There are no popular flight routes from Copenhagen to State of Washington.
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  • When did momondo last update prices for flights from Kastrup Copenhagen Airport to Washington?

    Prices for flights from Kastrup Copenhagen Airport to Washington are refreshed on a daily basis.

  • How many operators does momondo search for flights from Kastrup Copenhagen Airport to Washington?

  • How old do you have to be to fly from Kastrup Copenhagen Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kastrup Copenhagen Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Copenhagen to State of Washington?

Best airlines flying from Copenhagen to State of Washington

Compare and see reviews for airlines that fly from Copenhagen to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $428Free CancellationRating
7.9
7,977 reviews
Search Delta flights
IcelandairPriceFrom $430Free CancellationRating
7.0
561 reviews
Search Icelandair flights
American AirlinesPriceFrom $462Free CancellationRating
7.2
11,024 reviews
Search American Airlines flights
British AirwaysPriceFrom $463Free CancellationRating
6.7
7,461 reviews
Search British Airways flights
LufthansaPriceFrom $479Free CancellationRating
6.8
7,506 reviews
Search Lufthansa flights
United AirlinesPriceFrom $533Free CancellationRating
7.4
8,988 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $600Free CancellationRating
7.4
1,533 reviews
Search Scandinavian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Copenhagen to Washington?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington from Copenhagen.

Can I find flights from Copenhagen to Washington with flexible booking policies on momondo?

All flight searches from Copenhagen to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Copenhagen to Washington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Copenhagen to Washington.

I’m not ready to book a flight from Copenhagen to Washington right now. Can momondo alert me if prices change?

Price alerts on flights to Washington from Copenhagen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your State of Washington trip

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