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$519+ Cheap flights from Denmark 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — SDF
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Denmark to Louisville

Keep the following information in mind while searching for Denmark to Louisville flight deals. Data was last updated January 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Popular in

October

Cheapest in

September

Average price

$699
Provider with most accurate pricing for Kastrup Copenhagen-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Kastrup Copenhagen-Louisville Intl flights.
Search Deals
High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 8, 2026.

This American Airlines deal was found by Cheapflights users on 1/5. 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 10/2410:40 amCPH - SDF
2 stops18h 15mAmerican Airlines
Wed 10/283:56 pmSDF - CPH
2 stops14h 24mAmerican Airlines
Deal found 1/5$519
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:40 amCPH - SDF
2 stops18h 15mBritish Airways
Wed 10/286:36 pmSDF - CPH
2 stops17h 44mBritish Airways
Deal found 1/7$523
This Scandinavian Airlines deal was found by Cheapflights users on 1/7. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:35 pmCPH - SDF
1 stop16h 27mScandinavian Airlines
Wed 10/285:45 pmSDF - CPH
1 stop11h 55mScandinavian Airlines
Deal found 1/7$843

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 January 8, 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

Sat 6/20

6:00 am-4:49 pm

2 stops16h 49m

$1,850

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 6/20

7:20 am-3:44 pm

3 stops38h 24m

$2,334

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 6/20

3:20 pm-10:34 pm

1 stop13h 14m

$3,710

CopenhagenLouisville

CPH - SDF

CPHSDF

Kastrup Copenhagen

Sat 6/20

3:20 pm-10:34 pm

1 stop13h 14m

$3,715

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

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 $533). 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 January 8, 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
1,434 reviews

Crew

8.4

Comfort

7.6

Food

7.2

Overall

7.7

Boarding

7.8

Entertainment

7.1

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
1,434 reviews
KLM
7.7
Good
1,434 reviews

Crew

8.4

Comfort

7.6

Food

7.2

Overall

7.7

Boarding

7.8

Entertainment

7.1

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
9,141 reviews
KLM
7.7
Good
1,434 reviews

Crew

8.4

Comfort

7.6

Food

7.2

Overall

7.7

Boarding

7.8

Entertainment

7.1

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.

  • 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 $533). 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$650Average$1,229FlexibilityNo cancel feeOn-time69%
KLMCheapest$761Average$1,063FlexibilityNo cancel feeOn-time75%

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