HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denmark

$592+ Cheap flights from Louisville (SDF) to Denmark

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — CPH
nov. 15 — nov. 221
sáb. 11/15
sáb. 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Denmark 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.

Cheap flight deals from Louisville to Denmark

Keep the following information in mind while searching for Louisville to Denmark flight deals. Data was last updated octubre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$547
(Cheapflightsfares)

Popular in

June

Cheapest in

November

Average price

$789
Provider with most accurate pricing for Louisville Intl-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Kastrup Copenhagen flights.
Search Deals
From Louisville Intl to Denmark
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($194 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Louisville to Denmark

Cheapest flights from Louisville to Denmark
Explore the most affordable flight options available from Louisville to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 16, 2025.

This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/62:10 pmSDF - CPH
1 stop14h 30mScandinavian Airlines
dom. 12/141:15 pmCPH - SDF
1 stop16h 44mScandinavian Airlines
Deal found 10/16$592
This United Airlines deal was found by Cheapflights users on 10/15. 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.
mié. 11/122:35 pmSDF - CPH
2 stops14h 50mUnited Airlines
dom. 11/166:50 amCPH - SDF
2 stops18h 37mUnited Airlines
Deal found 10/15$698
This United deal was found by Cheapflights users on 10/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/267:00 amSDF - CPH
2 stops29h 30mMultiple Airlines
vie. 10/316:00 amCPH - SDF
2 stops19h 44mMultiple Airlines
Deal found 10/14$702
This United Airlines deal was found by Cheapflights users on 10/16. 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.
sáb. 12/65:57 pmSDF - CPH
2 stops35h 48mUnited Airlines
dom. 12/146:50 amCPH - SDF
2 stops19h 59mUnited Airlines
Deal found 10/16$715
This Gurufare deal was found by Cheapflights users on 10/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/263:11 pmSDF - CPH
1 stop14h 29mScandinavian Airlines
vie. 10/311:15 pmCPH - SDF
1 stop14h 19mScandinavian Airlines
Deal found 10/14$989
This Air Canada deal was found by Cheapflights users on 10/16. 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.
sáb. 12/612:20 pmSDF - CPH
3 stops17h 40mAir Canada
dom. 12/146:50 amCPH - SDF
3 stops21h 39mAir Canada
Deal found 10/16$1,040
This KLM deal was found by Cheapflights users on 10/16. 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.
sáb. 12/62:10 pmSDF - CPH
2 stops15h 00mMultiple Airlines
dom. 12/141:15 pmCPH - SDF
1 stop13h 37mMultiple Airlines
Deal found 10/16$1,185

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Denmark 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 octubre 16, 2025.
Use the filters below to find and compare flights from Louisville to Denmark that are best for you.

Fly from

Louisville

Fly to

Denmark

Route

Depart

Return

Price

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

sáb. 12/6

2:10 pm-10:40 am

1 stop14h 30m

Kastrup Copenhagen

dom. 12/14

1:15 pm-11:59 pm

1 stop16h 44m

$592

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

mié. 11/12

2:35 pm-11:25 am

2 stops14h 50m

Kastrup Copenhagen

dom. 11/16

6:50 am-7:27 pm

2 stops18h 37m

$698

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

dom. 10/26

7:00 am-5:30 pm

2 stops29h 30m

Kastrup Copenhagen

vie. 10/31

6:00 am-8:44 pm

2 stops19h 44m

$702

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

sáb. 12/6

5:57 pm-11:45 am

2 stops35h 48m

Kastrup Copenhagen

dom. 12/14

6:50 am-8:49 pm

2 stops19h 59m

$715

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

dom. 10/26

3:11 pm-10:40 am

1 stop14h 29m

Kastrup Copenhagen

vie. 10/31

1:15 pm-10:34 pm

1 stop14h 19m

$989

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

sáb. 12/6

12:20 pm-12:00 pm

3 stops17h 40m

Kastrup Copenhagen

dom. 12/14

6:50 am-10:29 pm

3 stops21h 39m

$1,040

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

sáb. 12/6

2:10 pm-11:10 am

2 stops15h 00m

Kastrup Copenhagen

dom. 12/14

1:15 pm-8:52 pm

1 stop13h 37m

$1,185

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Best time to book a flight from Louisville to Denmark

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

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Denmark (average of $338). Flying from Louisville to Denmark in June is currently the most expensive (average of $847). 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.

What is the cheapest time of day to fly from SDF to DK?

Find hourly flight availability from Louisville to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 16, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 40% on flights from Louisville to Denmark by exploring options for tickets in the evening.

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. 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 Denmark. Reviews last updated octubre 16, 2025.
Get a feel of what it's like to fly with Delta, Scandinavian Airlines, and United Airlines from Louisville to Denmark by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,980 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,980 reviews
Delta
7.9
Good
7,980 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Scandinavian Airlines
7.4
Good
1,533 reviews
Delta
7.9
Good
7,980 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,982 reviews
Delta
7.9
Good
7,980 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,040 reviews
Delta
7.9
Good
7,980 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Denmark. 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 from for flights from Louisville to Denmark?

    If you book a flight to Denmark from Louisville, you will be flying from 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 Louisville to Denmark?

    A quick flight from Louisville to Denmark can take about 14h 30m. Scandinavian Airlines provides one of the quickest options available for as low as $592. There are 4388 mi between Louisville and Denmark. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Louisville to Denmark (average of $338). Flying from Louisville to Denmark in June is currently the most expensive (average of $847). 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

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 Louisville to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Heathrow flights
Cincinnati to Heathrow flights
Cincinnati to Frankfurt flights
Nashville to Gatwick flights
Cincinnati to Charles de Gaulle flights
Nashville to Dublin flights
Cincinnati to Gatwick flights
Nashville to Leonardo da Vinci/Fiumicino flights
Nashville to Charles de Gaulle flights
Nashville to London City flights
Nashville to Orly flights
Cincinnati to Dublin flights
Nashville to Barcelona-El Prat flights
Cincinnati to Leonardo da Vinci/Fiumicino flights
Cincinnati to Orly flights
Nashville to Lisbon flights
Nashville to Istanbul flights
Cincinnati to London City flights
Cincinnati to Istanbul flights
Nashville to Madrid flights
Nashville to Keflavik Intl flights
Nashville to Stansted flights
Nashville to Frankfurt flights
Nashville to Amsterdam flights
Nashville to Munich flights
Cincinnati to Madrid flights
Knoxville to Charles de Gaulle flights
Cincinnati to Barcelona-El Prat flights
Cincinnati to Athens flights
Cincinnati to Amsterdam flights
Cincinnati to Edinburgh flights
Louisville to Heathrow flights
Cincinnati to Lisbon flights
Knoxville to Frankfurt flights
Nashville to Edinburgh flights
Knoxville to Dublin flights
Louisville to Charles de Gaulle flights
Louisville to Lisbon flights
Lexington to Amsterdam flights
Cincinnati to Sabiha Gokcen flights
Nashville to Sabiha Gokcen flights
Knoxville to Heathrow flights
Nashville to Malpensa flights
Louisville to Leonardo da Vinci/Fiumicino flights
Nashville to Vienna flights
Cincinnati to Stansted flights
Cincinnati to Oslo Gardermoen flights
Louisville to Amsterdam flights
Nashville to Linate flights
Cincinnati to Keflavik Intl flights

Top 4 airlines flying from Louisville to Denmark

Discover the top 4 airlines that operate flights from Louisville to Denmark. 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 octubre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$911FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$557Average$847FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$639Average$719FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$640Average$919FlexibilityNo cancel feeOn-time71%

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.