Which layover airport has the shortest travel time from Louisville to Copenhagen?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 11h 15m.

Which layover airport offers the lowest fares from Louisville to Copenhagen?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $631.

Which airport is the most popular layover for flights between Louisville and Copenhagen?

Atlanta (ATL) was the most common stop: 92% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Copenhagen?

Scandinavian Airlines, British Airways and Air France are the top three most popular airlines that fly to Copenhagen from Louisville according to our data. Scandinavian Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Copenhagen. Keep in mind that there are 5 different airlines that fly to Copenhagen on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Louisville to Copenhagen?

Atlanta (ATL) has the shortest average layover time for this route: 3h 38m.

When did momondo last update prices for flights from Louisville Intl Airport to Kastrup Copenhagen Airport?

Prices for flights from Louisville Intl Airport to Kastrup Copenhagen Airport are updated daily.

How many operators does momondo search for flights from Louisville Intl Airport to Kastrup Copenhagen Airport?

The number of operators available for flights from Louisville Intl Airport to Kastrup Copenhagen Airport is 2 as of September 2026.

How old do you have to be to fly from Louisville Intl Airport to Kastrup Copenhagen Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Kastrup Copenhagen Airport.

What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

The necessary travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$724 Cheap Flights from Louisville to Copenhagen in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Copenhagen

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:20 pm - 2:10 pmSDF Louisville Intl-CPH Kastrup Copenhagen

17h 50m2 stops Washington, D.C. Dulles Intl Zurich

11:35 am - 1:20 pmCPH Kastrup Copenhagen-SDF Louisville Intl

31h 45m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$724United Airlines

Mon, Jan 11 - Wed, Jan 13

1:01 pm - 10:30 amSDF Louisville Intl-CPH Kastrup Copenhagen

15h 29m1 stop Atlanta Hartsfield-Jackson

1:50 pm - 11:13 pmCPH Kastrup Copenhagen-SDF Louisville Intl

15h 23m1 stop Atlanta Hartsfield-Jackson

$802Scandinavian Airlines

Wed, Nov 11 - Wed, Nov 18

5:57 pm - 5:35 pmSDF Louisville Intl-CPH Kastrup Copenhagen

17h 38m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

11:35 am - 1:20 pmCPH Kastrup Copenhagen-SDF Louisville Intl

31h 45m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$808Multiple Airlines

Sun, Jan 17 - Sat, Jan 30

2:20 pm - 2:10 pmSDF Louisville Intl-CPH Kastrup Copenhagen

17h 50m2 stops Washington, D.C. Dulles Intl Zurich

11:35 am - 1:20 pmCPH Kastrup Copenhagen-SDF Louisville Intl

31h 45m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$814United Airlines

Sun, Jan 17 - Sat, Jan 30

2:20 pm - 11:25 amSDF Louisville Intl-CPH Kastrup Copenhagen

15h 05m2 stops Washington, D.C. Dulles Intl Brussels Bruxelles-National

11:35 am - 1:20 pmCPH Kastrup Copenhagen-SDF Louisville Intl

31h 45m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$815United Airlines

Sun, Jan 17 - Sat, Jan 30

7:55 pm - 10:30 amSDF Louisville Intl-CPH Kastrup Copenhagen

32h 35m1 stop Atlanta Hartsfield-Jackson

12:35 pm - 10:53 pmCPH Kastrup Copenhagen-SDF Louisville Intl

16h 18m1 stop Atlanta Hartsfield-Jackson

$1,055Scandinavian Airlines

Sun, Nov 8 - Sun, Nov 15

3:24 pm - 10:30 amSDF Louisville Intl-CPH Kastrup Copenhagen

13h 06m1 stop Atlanta Hartsfield-Jackson

1:50 pm - 12:02 amCPH Kastrup Copenhagen-SDF Louisville Intl

16h 12m1 stop Atlanta Hartsfield-Jackson

$1,155Scandinavian Airlines

Mon, Jan 11 - Wed, Jan 13

1:20 pm - 6:55 amSDF Louisville Intl-CPH Kastrup Copenhagen

12h 35m1 stop Boston Logan Intl

1:50 pm - 10:47 pmCPH Kastrup Copenhagen-SDF Louisville Intl

14h 57m1 stop Atlanta Hartsfield-Jackson

$1,157Scandinavian Airlines

Thu, Oct 29 - Wed, Nov 4

3:24 pm - 10:30 amSDF Louisville Intl-CPH Kastrup Copenhagen

13h 06m1 stop Atlanta Hartsfield-Jackson

1:50 pm - 12:02 amCPH Kastrup Copenhagen-SDF Louisville Intl

16h 12m1 stop Atlanta Hartsfield-Jackson

$1,184Scandinavian Airlines

Mon, Jan 11 - Wed, Jan 13

3:24 pm - 10:30 amSDF Louisville Intl-CPH Kastrup Copenhagen

13h 06m1 stop Atlanta Hartsfield-Jackson

1:50 pm - 12:02 amCPH Kastrup Copenhagen-SDF Louisville Intl

16h 12m1 stop Atlanta Hartsfield-Jackson

$1,185Scandinavian Airlines

Mon, Jan 11 - Wed, Jan 13

Cheap last minute flights

Enter your travel dates to find the best prices.

5:59 pm - 4:15 pmSDF Louisville Intl-CPH Kastrup Copenhagen

16h 16m2 stops Chicago O'Hare Intl Helsinki-Vantaa

7:20 am - 5:38 pmCPH Kastrup Copenhagen-SDF Louisville Intl

16h 18m2 stops London Heathrow Boston Logan Intl

$1,154American Airlines

Thu, Oct 1 - Wed, Oct 7

5:59 pm - 4:15 pmSDF Louisville Intl-CPH Kastrup Copenhagen

16h 16m2 stops Chicago O'Hare Intl Helsinki-Vantaa

7:20 am - 5:38 pmCPH Kastrup Copenhagen-SDF Louisville Intl

16h 18m2 stops London Heathrow Boston Logan Intl

$1,155American Airlines

Thu, Oct 1 - Wed, Oct 7

5:59 pm - 6:40 pmSDF Louisville Intl-CPH Kastrup Copenhagen

18h 41m2 stops Chicago O'Hare Intl Helsinki-Vantaa

8:50 am - 11:27 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 37m2 stops Helsinki-Vantaa Dallas/Fort Worth

$1,208Multiple Airlines

Thu, Oct 1 - Wed, Oct 7

11:13 am - 10:50 amSDF Louisville Intl-CPH Kastrup Copenhagen

17h 37m2 stops Newark Toronto Pearson Intl

6:20 am - 8:31 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 11m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,312Multiple Airlines

Thu, Oct 1 - Wed, Oct 7

11:13 am - 10:50 amSDF Louisville Intl-CPH Kastrup Copenhagen

17h 37m2 stops Newark Toronto Pearson Intl

6:20 am - 8:31 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 11m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,432Multiple Airlines

Thu, Oct 1 - Wed, Oct 7

1:50 pm - 1:55 pmSDF Louisville Intl-CPH Kastrup Copenhagen

18h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Frankfurt am Main

6:20 am - 8:31 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 11m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,564Air Canada

Thu, Oct 1 - Wed, Oct 7

1:50 pm - 1:55 pmSDF Louisville Intl-CPH Kastrup Copenhagen

18h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Frankfurt am Main

6:20 am - 8:31 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 11m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,565Air Canada

Thu, Oct 1 - Wed, Oct 7

1:50 pm - 1:55 pmSDF Louisville Intl-CPH Kastrup Copenhagen

18h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Frankfurt am Main

6:20 am - 8:31 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 11m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,648Air Canada

Thu, Oct 1 - Wed, Oct 7

1:50 pm - 1:55 pmSDF Louisville Intl-CPH Kastrup Copenhagen

18h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Frankfurt am Main

6:20 am - 8:31 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 11m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,649Air Canada

Thu, Oct 1 - Wed, Oct 7

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United Airlines flights from Louisville to Copenhagen

Our best United Airlines deals on Louisville to Copenhagen flight tickets

United Airlines

Jan 11

SDF2:20 pmLouisville Intl

17h 50m

2 stops

CPH2:10 pmKastrup Copenhagen

Jan 13

CPH11:35 amKastrup Copenhagen

31h 45m

2 stops

SDF1:20 pmLouisville Intl

$724

United Airlines

Jan 17

SDF2:20 pmLouisville Intl

17h 50m

2 stops

CPH2:10 pmKastrup Copenhagen

Jan 30

CPH11:35 amKastrup Copenhagen

31h 45m

2 stops

SDF1:20 pmLouisville Intl

$814

United Airlines

Jan 17

SDF2:20 pmLouisville Intl

15h 05m

2 stops

CPH11:25 amKastrup Copenhagen

Jan 30

CPH11:35 amKastrup Copenhagen

31h 45m

2 stops

SDF1:20 pmLouisville Intl

$815

Scandinavian Airlines flights from Louisville to Copenhagen

Our best Scandinavian Airlines deals on Louisville to Copenhagen flight tickets

Scandinavian Airlines

Nov 11

SDF1:01 pmLouisville Intl

15h 29m

1 stop

CPH10:30 amKastrup Copenhagen

Nov 18

CPH1:50 pmKastrup Copenhagen

15h 23m

1 stop

SDF11:13 pmLouisville Intl

$802

Scandinavian Airlines

Oct 20

SDF1:59 pmLouisville Intl

14h 16m

1 stop

CPH10:15 amKastrup Copenhagen

Nov 18

CPH1:50 pmKastrup Copenhagen

15h 23m

1 stop

SDF11:13 pmLouisville Intl

$829

Scandinavian Airlines

Jan 11

SDF3:24 pmLouisville Intl

13h 06m

1 stop

CPH10:30 amKastrup Copenhagen

Jan 13

CPH1:50 pmKastrup Copenhagen

16h 12m

1 stop

SDF12:02 amLouisville Intl

$1,155

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Mon 1/11

2:20 pm-2:10 pm

2 stops17h 50m

Kastrup Copenhagen

Wed 1/13

11:35 am-1:20 pm

2 stops31h 45m

$724

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Wed 11/11

1:01 pm-10:30 am

1 stop15h 29m

Kastrup Copenhagen

Wed 11/18

1:50 pm-11:13 pm

1 stop15h 23m

$802

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Sun 1/17

5:57 pm-5:35 pm

2 stops17h 38m

Kastrup Copenhagen

Sat 1/30

11:35 am-1:20 pm

2 stops31h 45m

$808

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Sun 1/17

2:20 pm-2:10 pm

2 stops17h 50m

Kastrup Copenhagen

Sat 1/30

11:35 am-1:20 pm

2 stops31h 45m

$814

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Sun 1/17

2:20 pm-11:25 am

2 stops15h 05m

Kastrup Copenhagen

Sat 1/30

11:35 am-1:20 pm

2 stops31h 45m

$815

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Sun 11/8

7:55 pm-10:30 am

1 stop32h 35m

Kastrup Copenhagen

Sun 11/15

12:35 pm-10:53 pm

1 stop16h 18m

$1,055

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Mon 1/11

3:24 pm-10:30 am

1 stop13h 06m

Kastrup Copenhagen

Wed 1/13

1:50 pm-12:02 am

1 stop16h 12m

$1,155

Quickest round-trip

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Thu 10/29

1:20 pm-6:55 am

1 stop12h 35m

Kastrup Copenhagen

Wed 11/4

1:50 pm-10:47 pm

1 stop14h 57m

$1,157

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Mon 1/11

3:24 pm-10:30 am

1 stop13h 06m

Kastrup Copenhagen

Wed 1/13

1:50 pm-12:02 am

1 stop16h 12m

$1,184

LouisvilleCopenhagen

SDF Louisville Intl - CPH Kastrup Copenhagen

SDFCPH

Louisville Intl

Mon 1/11

3:24 pm-10:30 am

1 stop13h 06m

Kastrup Copenhagen

Wed 1/13

1:50 pm-12:02 am

1 stop16h 12m

$1,185

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Louisville to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Copenhagen?

The cheapest month to fly to Copenhagen from Louisville is in October. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Copenhagen during the month of October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $547.

Can stopping save me money on Louisville to Copenhagen flights?

You could potentially save up to 30% on your flight if you consider stops on a Louisville to Copenhagen flight.

When to book flights from Louisville to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Copenhagen (SDF to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Copenhagen

Best Price Found	$724
Fastest flight time	13h 30m
Direct flights	None

The best flight deal from Louisville to Copenhagen found on momondo in the last 72 hours is $724

The fastest flight from Louisville to Copenhagen takes 13h 30m

There are no direct flights from Louisville to Copenhagen. There are no popular flight routes from Louisville to Copenhagen.

Search flight deals

Frequently asked questions about flying from Louisville to Copenhagen

How far is Louisville Intl to Kastrup Copenhagen by plane?
A flight from Louisville Intl to Kastrup Copenhagen will travel around 4380.6 mi. In terms of flight time, this usually takes a little over 13h 30m.
When did momondo last update prices for flights from Louisville Intl Airport to Kastrup Copenhagen Airport?
Prices for flights from Louisville Intl Airport to Kastrup Copenhagen Airport are updated daily.
How many operators does momondo search for flights from Louisville Intl Airport to Kastrup Copenhagen Airport?
The number of operators available for flights from Louisville Intl Airport to Kastrup Copenhagen Airport is 2 as of September 2026.
How old do you have to be to fly from Louisville Intl Airport to Kastrup Copenhagen Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Kastrup Copenhagen Airport.
What documentation or ID do you need to fly to Kastrup Copenhagen Airport?
The necessary travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Louisville to Copenhagen?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Louisville to Copenhagen is Scandinavian Airlines (88% of total bookings). The next most popular airline is American Airlines (12%).

Best airlines flying from Louisville to Copenhagen

Compare and see reviews for airlines that fly from Louisville to Copenhagen with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $546	Free Cancellation	Rating 7.4 1,998 reviews		Search Scandinavian Airlines flights
American Airlines	PriceFrom $880	Free Cancellation	Rating 7.0 12,098 reviews		Search American Airlines flights

Kastrup

Roskilde

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Why should I use momondo to find a flight deal from Louisville to Copenhagen?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Copenhagen. momondo saves you time and could save you money on your trip.

Can I find flights from Louisville to Copenhagen with flexible booking policies on momondo?

momondo does allow users to show only those flights to Copenhagen from Louisville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Louisville to Copenhagen?

momondo helps you find the best flight between Louisville and Copenhagen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Louisville to Copenhagen right now. Can momondo alert me if prices change?

Price alerts on flights to Copenhagen from Louisville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Copenhagen trip

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Cheap flights from Louisville to Copenhagen from $724

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Copenhagen departing on 1/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Louisville to Copenhagen

Our best United Airlines deals on Louisville to Copenhagen flight tickets

Scandinavian Airlines flights from Louisville to Copenhagen

Our best Scandinavian Airlines deals on Louisville to Copenhagen flight tickets

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Use the filters below to find and compare flights from Louisville to Copenhagen that are best for you.

See travel insights to Copenhagen from

How to get the cheapest flight ticket from Louisville to Copenhagen

What is the cheapest month to fly to Copenhagen?

Can stopping save me money on Louisville to Copenhagen flights?

What airlines fly to Copenhagen?

Which airport is the most popular layover for flights between Louisville and Copenhagen?

Which layover airport offers the lowest fares from Louisville to Copenhagen?

Which layover airport has the shortest travel time from Louisville to Copenhagen?

Which layover airport has the shortest connection time from Louisville to Copenhagen?

When to book flights from Louisville to Copenhagen

Cheap Louisville to Copenhagen (SDF to CPH) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Louisville to Copenhagen

Best airlines flying from Louisville to Copenhagen

Compare and see reviews for airlines that fly from Louisville to Copenhagen with momondo

Traveling to a place near Copenhagen?

Why use momondo?

An easier way to manage your Copenhagen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Denmark

Airports servicing Denmark

Fly your favorite airline to Copenhagen

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Copenhagen

List of cabin classes available on flights landing in Copenhagen. Availability may vary depending on flight origin and airline.

Popular cities in Denmark

Popular flights according to clicks in the last 7 days on momondo

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