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$388+ Cheap flights from Copenhagen (CPH) to Louisville (SDF)

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SDF
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap flight deals from Copenhagen to Louisville

Cheapest flights from Copenhagen to Louisville
Explore the most affordable flight options available from Copenhagen to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.

This Ticket deal was found by Cheapflights users on 3/23. 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.
Thu 5/76:45 am
CPH
-
SDF
2 stops23h 38m
Finnair
Thu 5/141:43 pm
SDF
-
CPH
2 stops17h 27m
Finnair
Deal found 3/23$615
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 4/186:40 am
CPH
-
SDF
2 stops23h 19m
United Airlines
Wed 4/229:55 am
SDF
-
CPH
2 stops22h 15m
United Airlines
Deal found 3/23$652
This Flysmarter deal was found by Cheapflights users on 3/26. 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.
Thu 4/308:50 pm
CPH
-
SDF
2 stops30h 51m
British Airways
Wed 5/67:52 pm
SDF
-
CPH
2 stops18h 08m
British Airways
Deal found 3/26$673
This Delta deal was found by Cheapflights users on 3/26. 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 4/309:00 am
CPH
-
SDF
1 stop16h 44m
Delta
Wed 5/67:56 am
SDF
-
CPH
2 stops16h 49m
Delta
Deal found 3/26$687
This Expedia deal was found by Cheapflights users on 3/23. 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.
Thu 5/71:55 pm
CPH
-
SDF
1 stop15h 57m
Multiple Airlines
Thu 5/147:59 pm
SDF
-
CPH
2 stops15h 06m
Multiple Airlines
Deal found 3/23$788
This flygcity.se deal was found by Cheapflights users on 3/23. 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 flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:45 pm
CPH
-
SDF
2 stops15h 45m
Air Canada
Thu 5/1410:06 am
SDF
-
CPH
3 stops19h 29m
Air Canada
Deal found 3/23$825
This flygcity.se deal was found by Cheapflights users on 3/23. 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 flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/71:55 pm
CPH
-
SDF
1 stop15h 57m
KLM
Thu 5/147:49 pm
SDF
-
CPH
1 stop33h 56m
KLM
Deal found 3/23$842
This Delta deal was found by Cheapflights users on 3/23. 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 6/209:00 am
CPH
-
SDF
2 stops21h 16m
Delta
Sun 7/1211:17 am
SDF
-
CPH
2 stops15h 58m
Delta
Deal found 3/23$926
This Sembo deal was found by Cheapflights users on 3/23. 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.
Sun 6/217:20 pm
CPH
-
SDF
2 stops27h 29m
Lufthansa
Sun 7/127:55 pm
SDF
-
CPH
2 stops21h 45m
Lufthansa
Deal found 3/23$957

Find flight deals from Copenhagen to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Copenhagen (CPH) to Louisville (SDF). 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 March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$615
(Ticket)

One-way from

$388
(British Airways)

Popular in

October

Cheapest in

September

Average price

$682
Provider with most accurate pricing for Kastrup Copenhagen-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kastrup Copenhagen-Louisville Intl flights.
Search Deals
From Kastrup Copenhagen to Louisville Intl
Search Deals
One-way flight from Kastrup Copenhagen to Louisville Intl
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Copenhagen to Louisville 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 March 26, 2026.
Use the filters below to find and compare flights from Copenhagen to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 4/18

10:10 am-11:59 pm

2 stops19h 49m

Louisville Intl

Wed 4/22

9:55 am-2:10 pm

2 stops22h 15m

$652

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 4/30

6:10 am-4:37 pm

2 stops16h 27m

Louisville Intl

Wed 5/6

2:00 pm-4:25 pm

2 stops20h 25m

$653
Quickest round-trip

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 4/30

9:00 am-7:44 pm

1 stop16h 44m

Louisville Intl

Wed 5/6

4:42 pm-11:45 am

1 stop13h 03m

$687

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 5/7

1:55 pm-11:52 pm

1 stop15h 57m

Louisville Intl

Thu 5/14

7:59 pm-5:05 pm

2 stops15h 06m

$788

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 5/7

1:55 pm-11:52 pm

1 stop15h 57m

Louisville Intl

Thu 5/14

7:49 pm-11:45 am

1 stop33h 56m

$842

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 6/20

9:00 am-12:16 am

2 stops21h 16m

Louisville Intl

Sun 7/12

11:17 am-9:15 am

2 stops15h 58m

$926

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 5/7

6:10 am-8:17 pm

3 stops20h 07m

Louisville Intl

Thu 5/14

10:06 am-11:35 am

3 stops19h 29m

$1,089

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 4/30

1:35 pm-10:50 pm

1 stop15h 15m

Louisville Intl

Wed 5/6

6:08 pm-5:05 pm

2 stops16h 57m

$1,148
Cheapest one-way

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Wed 6/17

8:50 am-11:19 pm

2 stops20h 29m

$388

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Tue 6/16

8:50 am-10:19 pm

2 stops19h 29m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Copenhagen-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Copenhagen-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Copenhagen-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Copenhagen-Louisville 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-Louisville 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 Louisville

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

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

Use this chart to determine the optimal time to book a round-trip flight from Copenhagen to Louisville. Price data was last updated on March 13, 2026.

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Copenhagen to Louisville. 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 Louisville?

Currently, November is the cheapest month in which you can book a flight from Copenhagen to Louisville (average of $399). Flying from Copenhagen to Louisville in July is currently the most expensive (average of $540). 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.

How much does it cost to fly round-trip from Copenhagen to Louisville?

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated March 26, 2026.
Read through reviews of airlines operating flights from Copenhagen to Louisville, such as KLM and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,478 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,478 reviews
KLM
7.8
Good
1,478 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,488 reviews
KLM
7.8
Good
1,478 reviews

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Copenhagen to Louisville. 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 Copenhagen to Louisville?

    Airlines like United Airlines fly from Copenhagen to Louisville in about 19h 49m. The time it takes to get you to your destination can typically vary by up to . Copenhagen and Louisville are separated by a distance of 4388 mi.

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

    Cheapflights users have booked flights from Copenhagen to Louisville round-trip from $650. Another airline that can offer you cheap pricing is KLM. These flights start at 12% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Copenhagen to Louisville (average of $399). Flying from Copenhagen to Louisville in July is currently the most expensive (average of $540). 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 Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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Alternative routes for Copenhagen to Louisville

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

Top 2 airlines flying from Copenhagen to Louisville

Discover the top 2 airlines that operate flights from Copenhagen to Louisville. 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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$650Average$1,229FlexibilityNo cancel feeOn-time69%
KLMCheapest$761Average$1,063FlexibilityNo cancel feeOn-time75%

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