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$275+ Cheap flights from Louisville (SDF) to Copenhagen (CPH)

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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — CPH
mar. 22 — mar. 291
dom. 3/22
dom. 3/29
1 adult, Economy
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Cheap flight deals from Louisville to Copenhagen

Cheapest flights from Louisville to Copenhagen
Explore the most affordable flight options available from Louisville to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2026.

This United Airlines deal was found by Cheapflights users on 2/17. 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.
lun. 3/309:07 am
SDF
-
CPH
2 stops19h 43m
United Airlines
mar. 4/1412:45 pm
CPH
-
SDF
2 stops33h 56m
United Airlines
Deal found 2/17$536
This Delta deal was found by Cheapflights users on 2/17. 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.
lun. 3/306:35 am
SDF
-
CPH
1 stop18h 10m
Delta
jue. 4/169:00 am
CPH
-
SDF
1 stop18h 43m
Delta
Deal found 2/17$543
This Delta deal was found by Cheapflights users on 2/17. 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.
dom. 3/2912:48 pm
SDF
-
CPH
2 stops17h 02m
Delta
mar. 4/149:00 am
CPH
-
SDF
1 stop18h 43m
Delta
Deal found 2/17$552
This Delta deal was found by Cheapflights users on 2/17. 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.
dom. 3/2912:48 pm
SDF
-
CPH
2 stops17h 02m
Delta
jue. 4/169:00 am
CPH
-
SDF
2 stops18h 20m
Delta
Deal found 2/17$557
This United Airlines deal was found by Cheapflights users on 2/18. 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.
mié. 4/19:55 am
SDF
-
CPH
2 stops20h 00m
United Airlines
mié. 4/156:20 am
CPH
-
SDF
2 stops22h 10m
United Airlines
Deal found 2/18$558
This United Airlines deal was found by Cheapflights users on 2/17. 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.
mié. 4/12:30 pm
SDF
-
CPH
2 stops15h 25m
United Airlines
jue. 4/1610:10 am
CPH
-
SDF
2 stops15h 32m
United Airlines
Deal found 2/17$559
This United Airlines deal was found by Cheapflights users on 2/19. 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.
dom. 3/292:30 pm
SDF
-
CPH
2 stops27h 00m
United Airlines
lun. 4/1312:40 pm
CPH
-
SDF
2 stops37h 02m
United Airlines
Deal found 2/19$571
This KAYAK deal was found by Cheapflights users on 2/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/315:43 pm
SDF
-
CPH
2 stops16h 52m
Lufthansa
lun. 4/137:25 pm
CPH
-
SDF
2 stops33h 05m
Lufthansa
Deal found 2/19$576
This United Airlines deal was found by Cheapflights users on 2/17. 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.
mié. 4/12:30 pm
SDF
-
CPH
2 stops15h 25m
United Airlines
lun. 4/1312:35 pm
CPH
-
SDF
2 stops37h 41m
United Airlines
Deal found 2/17$579
This Air Canada deal was found by Cheapflights users on 2/19. 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.
mié. 4/18:47 am
SDF
-
CPH
3 stops18h 38m
Multiple Airlines
mié. 4/1512:45 pm
CPH
-
SDF
2 stops17h 01m
Multiple Airlines
Deal found 2/19$580
This Air Canada deal was found by Cheapflights users on 2/17. 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.
lun. 3/301:55 pm
SDF
-
CPH
3 stops18h 05m
Air Canada
mar. 4/146:20 am
CPH
-
SDF
3 stops19h 56m
Air Canada
Deal found 2/17$588

Find flight deals from Louisville to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Copenhagen (CPH). 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 febrero 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$536
(United Airlines)

One-way from

$275
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$547
Provider with most accurate pricing for Louisville Intl-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Kastrup Copenhagen flights.
Search Deals
From Louisville Intl to Kastrup Copenhagen
Search Deals
One-way flight from Louisville Intl to Kastrup Copenhagen
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Copenhagen 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 febrero 20, 2026.
Use the filters below to find and compare flights from Louisville to Copenhagen that are best for you.

Fly from

Louisville

Fly to

Copenhagen

Route

Depart

Return

Price

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

mié. 4/1

7:20 am-5:20 pm

2 stops28h 00m

Kastrup Copenhagen

vie. 4/17

12:45 pm-1:17 pm

2 stops30h 32m

$536

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

mié. 4/1

2:30 pm-11:55 am

2 stops15h 25m

Kastrup Copenhagen

mié. 4/15

12:45 pm-7:42 pm

2 stops36h 57m

$536

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

lun. 3/30

6:35 am-6:45 am

1 stop18h 10m

Kastrup Copenhagen

vie. 4/17

9:00 am-9:43 pm

1 stop18h 43m

$543

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

dom. 3/29

12:48 pm-11:50 am

2 stops17h 02m

Kastrup Copenhagen

jue. 4/16

9:00 am-9:43 pm

1 stop18h 43m

$552

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

dom. 3/29

12:48 pm-11:50 am

2 stops17h 02m

Kastrup Copenhagen

mar. 4/14

9:00 am-9:43 pm

1 stop18h 43m

$552

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

dom. 3/29

3:05 pm-11:50 am

2 stops14h 45m

Kastrup Copenhagen

vie. 4/17

9:00 am-9:43 pm

1 stop18h 43m

$552

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

lun. 3/30

1:56 pm-11:25 am

2 stops15h 29m

Kastrup Copenhagen

jue. 4/16

9:00 am-10:50 pm

2 stops19h 50m

$552

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

dom. 3/29

5:43 pm-11:30 pm

2 stops23h 47m

Kastrup Copenhagen

jue. 4/16

6:10 am-7:42 pm

2 stops19h 32m

$558

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

lun. 3/30

5:43 pm-11:30 pm

2 stops23h 47m

Kastrup Copenhagen

jue. 4/16

2:40 pm-8:16 pm

2 stops35h 36m

$558

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

mié. 4/1

2:30 pm-11:55 am

2 stops15h 25m

Kastrup Copenhagen

mar. 4/14

6:20 am-8:16 pm

2 stops19h 56m

$558

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 22 results
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Compare providers for flights from Louisville to Copenhagen

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 Louisville to Copenhagen in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Copenhagen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Copenhagen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Copenhagen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Copenhagen 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 Louisville-Copenhagen 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 Louisville to Copenhagen

Have a flexible travel schedule? Discover the best time to fly to Copenhagen from Louisville 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 Louisville to Copenhagen

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Copenhagen (average of $338). Flying from Louisville to Copenhagen in June is currently the most expensive (average of $849). 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.

Reviews of airlines servicing Copenhagen

Get insights into the airlines that provide service to Copenhagen. 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 Copenhagen. Reviews last updated febrero 20, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and Scandinavian Airlines from Louisville to Copenhagen. 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.
Delta
7.9
Good
8,215 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,215 reviews
Delta
7.9
Good
8,215 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,324 reviews
Delta
7.9
Good
8,215 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Scandinavian Airlines
7.3
Good
1,692 reviews
Delta
7.9
Good
8,215 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,319 reviews
Delta
7.9
Good
8,215 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Copenhagen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Louisville to Copenhagen?

    United Airlines and Delta can get you from Louisville to Copenhagen in just under 15h 25m. Your travel time can differ by up to 2h 45m. Airlines will cover a distance of 4388 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from Louisville to Copenhagen round-trip from $338. Other airlines that can offer you cheap pricing are Scandinavian Airlines, from $546, and United Airlines, from $639. Users have found that Delta is 56% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Louisville to Copenhagen?

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

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

    Yes. Cheapflights offers flight deals from Louisville to Copenhagen 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 Louisville to Copenhagen?

    Currently, September is the cheapest month in which you can book a flight from Louisville to Copenhagen (average of $338). Flying from Louisville to Copenhagen in June is currently the most expensive (average of $849). 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

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup

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Alternative routes for Louisville to Copenhagen

See prices for flight routes from nearby airports that may be better suited for you.
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Knoxville to Copenhagen flights
Lexington to Copenhagen flights

Top 4 airlines flying from Louisville to Copenhagen

Discover the top 4 airlines that operate flights from Louisville to Copenhagen. 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 febrero 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$911FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$546Average$583FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$639Average$698FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$640Average$912FlexibilityNo cancel feeOn-time71%

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