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$346+ 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SDF
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Denmark to Louisville

Cheapest flights from Denmark to Louisville
Explore the most affordable flight options available from Denmark to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This ResecentrumGruppen deal was found by Cheapflights users on 2/10. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:00 am
CPH
-
SDF
2 stops19h 14m
Lufthansa
Mon 3/232:35 pm
SDF
-
CPH
2 stops16h 50m
Lufthansa
Deal found 2/10$542
This United Airlines deal was found by Cheapflights users on 2/8. 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 10/2410:10 am
CPH
-
SDF
2 stops19h 49m
United Airlines
Wed 10/282:20 pm
SDF
-
CPH
2 stops18h 50m
United Airlines
Deal found 2/8$578
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Sat 10/247:50 am
CPH
-
SDF
2 stops21h 05m
American Airlines
Wed 10/283:58 pm
SDF
-
CPH
2 stops15h 17m
American Airlines
Deal found 2/9$581
This United Airlines deal was found by Cheapflights users on 2/10. 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 5/296:30 am
CPH
-
SDF
2 stops23h 29m
United Airlines
Fri 6/126:14 am
SDF
-
CPH
2 stops46h 36m
United Airlines
Deal found 2/10$633
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 5/276:20 am
CPH
-
SDF
2 stops18h 56m
United Airlines
Sun 6/146:00 am
SDF
-
CPH
2 stops20h 55m
United Airlines
Deal found 2/10$680
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 5/2712:25 pm
CPH
-
SDF
2 stops17h 34m
United Airlines
Wed 6/109:00 am
SDF
-
CPH
2 stops18h 25m
United Airlines
Deal found 2/10$681
This Air Canada deal was found by Cheapflights users on 2/10. 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.
Thu 5/2812:45 pm
CPH
-
SDF
2 stops40h 30m
Air Canada
Thu 6/116:00 am
SDF
-
CPH
2 stops22h 50m
Air Canada
Deal found 2/10$684
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 5/276:20 am
CPH
-
SDF
2 stops19h 54m
United Airlines
Sat 6/139:00 am
SDF
-
CPH
2 stops19h 50m
United Airlines
Deal found 2/10$685
This Delta deal was found by Cheapflights users on 2/10. 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.
Thu 5/281:55 pm
CPH
-
SDF
1 stop15h 57m
Delta
Sun 6/146:36 am
SDF
-
CPH
1 stop23h 09m
Delta
Deal found 2/10$698
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 5/276:00 am
CPH
-
SDF
2 stops19h 50m
Delta
Sun 6/146:36 am
SDF
-
CPH
1 stop23h 09m
Delta
Deal found 2/10$699
This KLM deal was found by Cheapflights users on 2/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:55 pm
CPH
-
SDF
1 stop15h 57m
KLM
Sat 6/136:26 pm
SDF
-
CPH
2 stops15h 09m
KLM
Deal found 2/10$700

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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$578
(United Airlines)

One-way from

$346
(Finnair)

Popular in

October

Cheapest in

September

Average price

$710
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 February 2026
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 February 11, 2026.
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

Wed 4/8

10:10 am-8:16 pm

2 stops16h 06m

Louisville Intl

Wed 4/22

9:55 am-2:10 pm

2 stops22h 15m

$578

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Wed 5/27

6:20 am-7:16 pm

2 stops18h 56m

Louisville Intl

Sun 6/14

6:00 am-8:55 am

2 stops20h 55m

$680

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sun 5/31

6:20 am-10:09 pm

2 stops21h 49m

Louisville Intl

Sun 6/14

6:00 am-8:55 am

2 stops20h 55m

$680

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 5/28

6:10 am-10:09 pm

2 stops21h 59m

Louisville Intl

Sun 6/14

6:00 am-8:55 am

2 stops20h 55m

$680

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Fri 5/29

10:10 am-11:59 pm

2 stops19h 49m

Louisville Intl

Wed 6/10

9:00 am-9:25 am

2 stops18h 25m

$681

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 5/30

6:40 am-8:14 pm

2 stops19h 34m

Louisville Intl

Wed 6/10

9:00 am-9:25 am

2 stops18h 25m

$681

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Wed 5/27

12:25 pm-11:59 pm

2 stops17h 34m

Louisville Intl

Wed 6/10

9:00 am-9:25 am

2 stops18h 25m

$681

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 5/30

6:40 am-7:16 pm

2 stops18h 36m

Louisville Intl

Sat 6/13

9:00 am-10:50 am

2 stops19h 50m

$685

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sun 5/31

6:20 am-10:09 pm

2 stops21h 49m

Louisville Intl

Sat 6/13

9:00 am-10:50 am

2 stops19h 50m

$685

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Thu 5/28

10:10 am-11:59 pm

2 stops19h 49m

Louisville Intl

Sat 6/13

9:00 am-10:50 am

2 stops19h 50m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 20 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 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.

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 February 11, 2026.
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
1,451 reviews

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,451 reviews
KLM
7.7
Good
1,451 reviews

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,273 reviews
KLM
7.7
Good
1,451 reviews

Overall

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Comfort

7.6

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 16h 06m. United Airlines provides one of the quickest options available for as low as $578. Airlines will cover a distance of 4388 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 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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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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$650Average$1,229FlexibilityNo cancel feeOn-time69%
KLMCheapest$761Average$1,063FlexibilityNo cancel feeOn-time75%

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