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$569+ 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
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheapflights Tip: The best prices from Kastrup Copenhagen to Louisville Intl are usually found in September or April, booked 69 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap 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 December 14, 2025.

This American Airlines deal was found by Cheapflights users on 12/11. 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 stops21h 10mAmerican Airlines
Mon 2/233:49 pmSDF - CPH
2 stops18h 21mAmerican Airlines
Deal found 12/11$569
This Scandinavian Airlines deal was found by Cheapflights users on 12/11. 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 stop15h 32mScandinavian Airlines
Mon 2/2312:30 pmSDF - CPH
1 stop12h 30mScandinavian Airlines
Deal found 12/11$822

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 December 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$569
(American Airlines)

Popular in

October

Cheapest in

September

Average price

$673
Provider with most accurate pricing for Kastrup Copenhagen-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Kastrup Copenhagen-Louisville Intl flights.
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From Kastrup Copenhagen to Louisville Intl
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 14, 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-9:55 pm

2 stops21h 10m

Louisville Intl

Mon 2/23

3:49 pm-4:10 pm

2 stops18h 21m

$569

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 2/19

1:15 pm-10:47 pm

1 stop15h 32m

Louisville Intl

Mon 2/23

12:30 pm-7:00 am

1 stop12h 30m

$822

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

  • 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 December 12, 2025.

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 $537). 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 December 14, 2025.
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
7.7
Good
1,430 reviews

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,430 reviews
KLM
7.7
Good
1,430 reviews

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,092 reviews
KLM
7.7
Good
1,430 reviews

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Overall

7.7

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 15h 32m. The time it takes to get you to your destination can typically vary by up to 5h 38m. 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 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 13% 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 $537). 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
Copenhagen to Knoxville 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$650Average$1,229FlexibilityNo cancel feeOn-time69%
KLMCheapest$761Average$1,063FlexibilityNo cancel feeOn-time75%

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