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$542+ Cheap flights from Copenhagen (CPH) to Louisville (SDF)

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SDF
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Kastrup Copenhagen to Louisville Intl are usually found in January or September, booked 45 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap 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 October 29, 2025.

Round-trip from

$542
(American Airlines)

Popular in

October

Cheapest in

January

Average price

$1,002
From Kastrup Copenhagen to Louisville Intl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Copenhagen to Louisville

Best flights from Copenhagen to Louisville
Discover carefully curated flight deals from Copenhagen to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:45 amCPH - SDF
2 stops20h 42mAmerican Airlines
Mon 2/231:30 pmSDF - CPH
2 stops19h 20mAmerican Airlines
Deal found 10/26$542
This Scandinavian Airlines deal was found by Cheapflights users on 10/26. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:15 pmCPH - SDF
1 stop16h 41mScandinavian Airlines
Mon 2/235:45 pmSDF - CPH
1 stop10h 55mScandinavian Airlines
Deal found 10/26$815

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 October 29, 2025.
Use the filters below to find and compare flights from Copenhagen to Louisville that are best for you.

Fly from

Copenhagen

Fly to

Louisville

Route

Depart

Return

Price

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 2/19

6:45 am-9:27 pm

2 stops20h 42m

Louisville Intl

Mon 2/23

1:30 pm-2:50 pm

2 stops19h 20m

$542

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 2/19

1:15 pm-11:56 pm

1 stop16h 41m

Louisville Intl

Mon 2/23

5:45 pm-10:40 am

1 stop10h 55m

$815

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Wed 11/26

6:55 am-6:38 pm

2 stops17h 43m

$601

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 11/27

7:05 am-7:27 pm

2 stops18h 22m

$608

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Wed 11/26

8:40 am-10:41 am

3 stops32h 01m

$633

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 11/27

5:10 pm-2:52 pm

3 stops51h 42m

$688

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 11/27

1:15 pm-11:00 pm

1 stop15h 45m

$977

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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 October 24, 2025.

Booking 45 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, December is the cheapest month in which you can book a flight from Copenhagen to Louisville (average of $360). 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 October 29, 2025.
Read through reviews of airlines operating flights from Copenhagen to Louisville, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews

Overall

7.7

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews

Overall

7.7

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 American Airlines and Scandinavian Airlines fly from Copenhagen to Louisville in about 16h 41m. The time it takes to get you to your destination can typically vary by up to 4h 01m. Copenhagen and Louisville are separated by 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 is the cheapest airline to fly from Copenhagen to Louisville round-trip?

    Cheapflights users have booked flights from Copenhagen to Louisville round-trip from $761.

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

    $601 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Lufthansa and Scandinavian Airlines, with prices starting from $608 and $977, respectively.

  • 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, December is the cheapest month in which you can book a flight from Copenhagen to Louisville (average of $360). 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 Cincinnati flights
Copenhagen to Nashville flights
Copenhagen to Knoxville flights

Top airline flying from Copenhagen to Louisville

Discover the top airline 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$761Average$1,063FlexibilityNo cancel feeOn-time75%

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