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$554+ Cheap flights from Louisville (SDF) to Copenhagen (CPH)

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — CPH
Jan 29 — Feb 51
Thu 1/29
Thu 2/5
1 adult, Economy
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Cheap flight deals from Louisville to Copenhagen

Best flights from Louisville to Copenhagen
Discover carefully curated flight deals from Louisville to Copenhagen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

This United Airlines deal was found by Cheapflights users on 12/26. 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 2/62:05 pmSDF - CPH
2 stops21h 30mUnited Airlines
Tue 2/1010:10 amCPH - SDF
2 stops18h 20mUnited Airlines
Deal found 12/26$554
This oojo deal was found by Cheapflights users on 12/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/244:49 pmSDF - CPH
2 stops16h 56mBritish Airways
Mon 6/89:45 pmCPH - SDF
2 stops30h 31mBritish Airways
Deal found 12/28$756
This American Airlines deal was found by Cheapflights users on 12/27. 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 5/247:48 amSDF - CPH
1 stop21h 27mAmerican Airlines
Mon 6/88:50 amCPH - SDF
2 stops16h 54mAmerican Airlines
Deal found 12/27$801
This United Airlines deal was found by Cheapflights users on 12/27. 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 4/249:55 amSDF - CPH
2 stops42h 55mUnited Airlines
Sun 5/312:45 pmCPH - SDF
2 stops36h 56mUnited Airlines
Deal found 12/27$629
This United Airlines deal was found by Cheapflights users on 12/29. 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 3/149:55 amSDF - CPH
2 stops32h 10mUnited Airlines
Sat 3/219:50 amCPH - SDF
2 stops33h 57mUnited Airlines
Deal found 12/29$762

Find flight deals from Louisville to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Copenhagen (CPH). 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 30, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$554
(United Airlines)

Popular in

October

Cheapest in

December

Average price

$564
Provider with most accurate pricing for Louisville Intl-Kastrup Copenhagen flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Kastrup Copenhagen flights.
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From Louisville Intl to Kastrup Copenhagen
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($47 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 Louisville to Copenhagen 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 30, 2025.
Use the filters below to find and compare flights from Louisville to Copenhagen that are best for you.

Fly from

Louisville

Fly to

Copenhagen

Route

Depart

Return

Price

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

Fri 2/6

2:05 pm-5:35 pm

2 stops21h 30m

Kastrup Copenhagen

Tue 2/10

10:10 am-10:30 pm

2 stops18h 20m

$554

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

Fri 4/24

9:55 am-10:50 am

2 stops42h 55m

Kastrup Copenhagen

Sun 5/3

12:45 pm-7:41 pm

2 stops36h 56m

$629

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

Sun 5/24

4:49 pm-3:45 pm

2 stops16h 56m

Kastrup Copenhagen

Mon 6/8

9:45 pm-10:16 pm

2 stops30h 31m

$756

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

Sat 3/14

9:55 am-11:05 pm

2 stops32h 10m

Kastrup Copenhagen

Sat 3/21

9:50 am-2:47 pm

2 stops33h 57m

$762

LouisvilleCopenhagen

SDF - CPH

SDFCPH

Louisville Intl

Sun 5/24

7:48 am-11:15 am

1 stop21h 27m

Kastrup Copenhagen

Mon 6/8

8:50 am-7:44 pm

2 stops16h 54m

$801

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Compare providers for flights from Louisville to Copenhagen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Copenhagen in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Copenhagen flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Louisville-Copenhagen flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Louisville-Copenhagen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Copenhagen flights, Cheapflights users trust Justfly.com the most. Justfly.com 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 Louisville-Copenhagen 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 Louisville to Copenhagen

Have a flexible travel schedule? Discover the best time to fly to Copenhagen 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 Copenhagen

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Copenhagen (average of $338). Flying from Louisville to Copenhagen in June is currently the most expensive (average of $846). 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 Copenhagen

Get insights into the airlines that provide service to Copenhagen. 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 Copenhagen. Reviews last updated December 30, 2025.
Read reviews from past customers who have flown Delta, Scandinavian Airlines, and United Airlines from Louisville to Copenhagen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,016 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,016 reviews
Delta
7.9
Good
8,016 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Scandinavian Airlines
7.4
Good
1,632 reviews
Delta
7.9
Good
8,016 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,124 reviews
Delta
7.9
Good
8,016 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,074 reviews
Delta
7.9
Good
8,016 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    United Airlines and British Airways can get you from Louisville to Copenhagen in just under 16h 56m. Your travel time can differ by up to 4h 34m. Airlines will cover 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 Louisville to Copenhagen round-trip?

    Cheapflights users have booked flights from Louisville to Copenhagen round-trip from $338. Other airlines that can offer you cheap pricing are Scandinavian Airlines, from $546, and United Airlines, from $639. Users have found that Delta is 60% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Louisville to Copenhagen (average of $338). Flying from Louisville to Copenhagen in June is currently the most expensive (average of $846). 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 Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup

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Alternative routes for Louisville to Copenhagen

See prices for flight routes from nearby airports that may be better suited for you.
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Lexington to Copenhagen flights

Top 4 airlines flying from Louisville to Copenhagen

Discover the top 4 airlines that operate flights from Louisville to Copenhagen. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$911FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$546Average$575FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$639Average$698FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$640Average$962FlexibilityNo cancel feeOn-time71%

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