HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisville

$495+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SDF
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Copenhagen to Louisville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Kastrup Copenhagen to Louisville Intl are usually found in January or September, booked 17 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 September 11, 2025.

Round-trip from

$495
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$504
From Kastrup Copenhagen to Louisville Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($179 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find 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 September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/1711:00 amCPH - SDF
2 stops32h 20mAmerican Airlines
Tue 10/2112:21 pmSDF - CPH
2 stops16h 29mAmerican Airlines
Deal found 9/9$495
This Delta deal was found by Cheapflights users on 9/9. 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.
Fri 10/1712:30 pmCPH - SDF
1 stop16h 24mDelta
Tue 10/2112:54 pmSDF - CPH
2 stops15h 46mDelta
Deal found 9/9$557
This KLM deal was found by Cheapflights users on 9/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1712:30 pmCPH - SDF
1 stop16h 24mKLM
Tue 10/2112:39 pmSDF - CPH
1 stop15h 16mKLM
Deal found 9/9$561
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/106:50 amCPH - SDF
2 stops36h 31mUnited Airlines
Sat 10/187:00 amSDF - CPH
2 stops21h 50mUnited Airlines
Deal found 9/10$853
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/1012:30 pmCPH - SDF
1 stop29h 26mDelta
Sat 10/187:55 amSDF - CPH
2 stops18h 40mDelta
Deal found 9/10$1,012
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Fri 10/106:10 amCPH - SDF
3 stops18h 23mMultiple Airlines
Sat 10/1810:55 amSDF - CPH
2 stops17h 55mMultiple Airlines
Deal found 9/10$1,656
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Fri 10/106:10 amCPH - SDF
3 stops18h 23mAir Canada
Sat 10/181:58 pmSDF - CPH
3 stops18h 17mAir Canada
Deal found 9/10$1,903
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Fri 10/176:10 amCPH - SDF
3 stops20h 23mMultiple Airlines
Tue 10/217:20 pmSDF - CPH
2 stops33h 30mMultiple Airlines
Deal found 9/9$2,913
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Fri 10/176:10 amCPH - SDF
3 stops20h 23mAir Canada
Tue 10/211:58 pmSDF - CPH
3 stops18h 12mAir Canada
Deal found 9/9$2,961

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 September 11, 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

Fri 10/17

11:00 am-1:20 pm

2 stops32h 20m

Louisville Intl

Tue 10/21

12:21 pm-10:50 am

2 stops16h 29m

$495

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 2/19

6:45 am-9:36 pm

2 stops20h 51m

Louisville Intl

Mon 2/23

12:34 pm-11:30 am

2 stops16h 56m

$496

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Fri 10/17

12:30 pm-10:54 pm

1 stop16h 24m

Louisville Intl

Tue 10/21

12:54 pm-10:40 am

2 stops15h 46m

$557

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Fri 10/17

12:30 pm-10:54 pm

1 stop16h 24m

Louisville Intl

Tue 10/21

12:39 pm-9:55 am

1 stop15h 16m

$561

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 2/19

1:15 pm-11:56 pm

1 stop16h 41m

Louisville Intl

Mon 2/23

2:59 pm-10:40 am

1 stop13h 41m

$822

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-2:40 pm

2 stops14h 55m

$830

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Fri 10/10

6:50 am-1:21 pm

2 stops36h 31m

Louisville Intl

Sat 10/18

7:00 am-10:50 am

2 stops21h 50m

$853

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Fri 10/10

12:30 pm-11:56 am

1 stop29h 26m

Louisville Intl

Sat 10/18

7:00 am-9:55 am

1 stop20h 55m

$1,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 August 29, 2025.

Booking 17 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, January is the cheapest month in which you can book a flight from Copenhagen to Louisville (average of $299). Flying from Copenhagen to Louisville in April is currently the most expensive (average of $369). 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.

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 Delta fly from Copenhagen to Louisville in about 16h 24m. The time it takes to get you to your destination can typically vary by up to 15h 56m. 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.

  • 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, January is the cheapest month in which you can book a flight from Copenhagen to Louisville (average of $299). Flying from Copenhagen to Louisville in April is currently the most expensive (average of $369). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.