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$341+ Cheap flights from Denmark 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SDF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Denmark to Louisville

Best flights from Denmark to Louisville
Discover carefully curated flight deals from Denmark to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/15. 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 1/156:45 amCPH - SDF
2 stops22h 34mAmerican Airlines
Wed 1/287:14 pmSDF - CPH
2 stops17h 46mAmerican Airlines
Deal found 12/15$570
This United Airlines deal was found by Cheapflights users on 12/15. 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 1/1012:40 pmCPH - SDF
2 stops37h 48mUnited Airlines
Wed 1/282:05 pmSDF - CPH
2 stops15h 40mUnited Airlines
Deal found 12/15$643
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 1/1410:30 amCPH - SDF
2 stops18h 49mAmerican Airlines
Wed 1/2811:16 amSDF - CPH
2 stops18h 59mAmerican Airlines
Deal found 12/15$570
This American Airlines deal was found by Cheapflights users on 12/15. 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 29mAmerican Airlines
Mon 2/236:16 pmSDF - CPH
2 stops16h 54mAmerican Airlines
Deal found 12/15$570
This United Airlines deal was found by Cheapflights users on 12/15. 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 1/1012:40 pmCPH - SDF
2 stops37h 48mUnited Airlines
Tue 1/272:05 pmSDF - CPH
2 stops17h 30mUnited Airlines
Deal found 12/15$643
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Sun 1/1111:50 amCPH - SDF
2 stops36h 40mAmerican Airlines
Fri 1/231:32 pmSDF - CPH
2 stops15h 48mAmerican Airlines
Deal found 12/15$570
This United Airlines deal was found by Cheapflights users on 12/15. 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 1/1012:40 pmCPH - SDF
2 stops37h 48mUnited Airlines
Sun 1/2511:10 amSDF - CPH
2 stops16h 10mUnited Airlines
Deal found 12/15$643
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 1/136:25 amCPH - SDF
2 stops20h 51mAmerican Airlines
Wed 1/287:13 pmSDF - CPH
2 stops17h 47mAmerican Airlines
Deal found 12/15$570
This United Airlines deal was found by Cheapflights users on 12/15. 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 1/1012:40 pmCPH - SDF
2 stops37h 48mUnited Airlines
Fri 1/232:05 pmSDF - CPH
2 stops15h 55mUnited Airlines
Deal found 12/15$643
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 1/146:55 amCPH - SDF
2 stops23h 04mAmerican Airlines
Sun 1/253:33 pmSDF - CPH
2 stops16h 47mAmerican Airlines
Deal found 12/15$570
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Sun 1/1111:50 amCPH - SDF
2 stops36h 40mAmerican Airlines
Mon 1/2611:16 amSDF - CPH
2 stops21h 34mAmerican Airlines
Deal found 12/15$570

Find flight deals from Denmark to Louisville

Keep the following information in mind while searching for Denmark to Louisville flight deals. Data was last updated December 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$541
(Ticket)

One-way from

$341
(Finnair)

Popular in

October

Cheapest in

September

Average price

$673
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 Denmark to Louisville Intl
Search Deals
One-way flight from Denmark 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).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denmark 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 18, 2025.
Use the filters below to find and compare flights from Denmark to Louisville that are best for you.

Fly from

Denmark

Fly to

Louisville

Route

Depart

Return

Price

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 1/15

6:45 am-11:19 pm

2 stops22h 34m

Louisville Intl

Wed 1/28

7:14 pm-7:00 pm

2 stops17h 46m

$570

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Wed 1/14

10:30 am-11:19 pm

2 stops18h 49m

Louisville Intl

Wed 1/28

11:16 am-12:15 pm

2 stops18h 59m

$570

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 2/19

6:45 am-9:14 pm

2 stops20h 29m

Louisville Intl

Mon 2/23

6:16 pm-5:10 pm

2 stops16h 54m

$570

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sun 1/11

11:50 am-6:30 pm

2 stops36h 40m

Louisville Intl

Fri 1/23

1:32 pm-11:20 am

2 stops15h 48m

$570

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Tue 1/13

6:25 am-9:16 pm

2 stops20h 51m

Louisville Intl

Wed 1/28

7:13 pm-7:00 pm

2 stops17h 47m

$570

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Wed 1/14

6:55 am-11:59 pm

2 stops23h 04m

Louisville Intl

Sun 1/25

3:33 pm-2:20 pm

2 stops16h 47m

$570

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sun 1/11

11:50 am-6:30 pm

2 stops36h 40m

Louisville Intl

Mon 1/26

11:16 am-2:50 pm

2 stops21h 34m

$570

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 1/10

12:40 pm-8:28 pm

2 stops37h 48m

Louisville Intl

Wed 1/28

2:05 pm-11:45 am

2 stops15h 40m

$643

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 1/10

12:40 pm-8:28 pm

2 stops37h 48m

Louisville Intl

Tue 1/27

2:05 pm-1:35 pm

2 stops17h 30m

$643

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 1/10

12:40 pm-8:28 pm

2 stops37h 48m

Louisville Intl

Sun 1/25

11:10 am-9:20 am

2 stops16h 10m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 12 results
1
2

Best time to book a flight from Denmark to Louisville

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

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

Currently, November is the cheapest month in which you can book a flight from Denmark to Louisville (average of $399). Flying from Denmark to Louisville in December is currently the most expensive (average of $504). 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 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 18, 2025.
Get a feel of what it's like to fly with KLM and United Airlines from Denmark to Louisville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,428 reviews

Entertainment

7.1

Crew

8.4

Overall

7.7

Boarding

7.8

Food

7.2

Comfort

7.6

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
1,428 reviews
KLM
7.7
Good
1,428 reviews

Entertainment

7.1

Crew

8.4

Overall

7.7

Boarding

7.8

Food

7.2

Comfort

7.6

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
9,095 reviews
KLM
7.7
Good
1,428 reviews

Entertainment

7.1

Crew

8.4

Overall

7.7

Boarding

7.8

Food

7.2

Comfort

7.6

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 Denmark to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Denmark?

    If you book a flight to Louisville from Denmark, you will be flying to Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville.

  • How long is the flight from Denmark to Louisville?

    A quick flight from Denmark to Louisville can take about 22h 34m. American Airlines provides one of the quickest options available for as low as $570. Airlines will cover a distance of 4388 mi.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Denmark to Louisville (average of $399). Flying from Denmark to Louisville in December is currently the most expensive (average of $504). 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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Top 2 airlines flying from Denmark to Louisville

Discover the top 2 airlines that operate flights from Denmark 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$650Average$1,229FlexibilityNo cancel feeOn-time69%
KLMCheapest$761Average$1,063FlexibilityNo cancel feeOn-time75%

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