What airlines fly to Europe?

British Airways, Delta and United Airlines are the top three most popular airlines that fly to Europe from Louisville according to our data. British Airways is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Europe. Keep in mind that there are 12 different airlines that fly to Europe on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Louisville Intl to Europe?

United Airlines, British Airways, and Iberia are the most popular carriers operating from Louisville Intl to Europe

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

Prices for flights from Louisville Intl Airport to Europe were last updated today.

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

As of April 2026, there are 11 operators available to choose from for flights from Louisville Intl Airport to Europe.

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

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 Europe.

What documentation or ID do you need to fly to Europe?

The travel and health documents required for your trip to Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$317 Cheap Flights from Louisville to Europe in 2026

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Find the cheapest flights from Louisville to Europe

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:48 pm - 5:40 pm

SDF

MAD

21h 52m

2 stops

12:00 pm - 10:09 pm

MAD

SDF

16h 09m

2 stops

$721Lufthansa

mar., ago. 4 - vie., dic. 4

1:48 pm - 5:40 pm

SDF

MAD

21h 52m

2 stops

12:00 pm - 11:15 pm

MAD

SDF

17h 15m

2 stops

$722Lufthansa

mar., ago. 4 - vie., dic. 4

5:35 am - 7:45 am

SDF

DUB

21h 10m

2 stops

9:20 am - 12:05 am

DUB

SDF

19h 45m

3 stops

$739United Airlines

mié., ago. 26 - mié., sep. 2

2:26 pm - 1:30 pm

SDF

MAD

17h 04m

1 stop

12:40 pm - 9:48 pm

MAD

SDF

15h 08m

1 stop

$744British Airways

mar., ago. 4 - vie., dic. 4

12:00 pm - 5:30 am

SDF

MAD

11h 30m

1 stop

12:40 pm - 12:22 am

MAD

SDF

17h 42m

1 stop

$745British Airways

mar., ago. 4 - vie., dic. 4

3:54 pm - 9:35 am

SDF

MAD

11h 41m

1 stop

11:45 am - 10:55 pm

MAD

SDF

17h 10m

1 stop

$749American Airlines

mar., sep. 22 - mar., oct. 20

3:54 pm - 9:35 am

SDF

MAD

11h 41m

1 stop

11:45 am - 10:55 pm

MAD

SDF

17h 10m

1 stop

$750American Airlines

mar., sep. 22 - mar., oct. 20

10:05 am - 8:05 am

SDF

MAD

16h 00m

1 stop

1:45 pm - 1:00 pm

MAD

SDF

29h 15m

2 stops

$759United Airlines

mar., ago. 4 - vie., dic. 4

5:45 pm - 4:45 pm

SDF

MAD

17h 00m

2 stops

2:35 pm - 12:18 pm

MAD

SDF

27h 43m

1 stop

$763Delta

mar., sep. 22 - mar., oct. 20

10:15 am - 10:00 am

SDF

DUB

18h 45m

1 stop

1:25 pm - 11:59 pm

DUB

SDF

15h 34m

2 stops

$811Delta

mié., ago. 26 - mié., sep. 2

British Airways flights from Louisville to Europe

Our best British Airways deals on Louisville to Europe flight tickets

British Airways

Aug 4

SDF2:26 pmLouisville Intl

17h 04m

1 stop

MAD1:30 pmMadrid Barajas

Dec 4

MAD12:40 pmMadrid Barajas

15h 08m

1 stop

SDF9:48 pmLouisville Intl

$744

British Airways

Aug 4

SDF12:00 pmLouisville Intl

11h 30m

1 stop

MAD5:30 amMadrid Barajas

Dec 4

MAD12:40 pmMadrid Barajas

17h 42m

1 stop

SDF12:22 amLouisville Intl

$745

British Airways

Aug 4

SDF2:26 pmLouisville Intl

16h 29m

2 stops

FCO12:55 pmRome Fiumicino

Aug 19

FCO1:30 pmRome Fiumicino

15h 17m

1 stop

SDF10:47 pmLouisville Intl

$787

American Airlines flights from Louisville to Europe

Our best American Airlines deals on Louisville to Europe flight tickets

American Airlines

Sep 22

SDF3:54 pmLouisville Intl

11h 41m

1 stop

MAD9:35 amMadrid Barajas

Oct 20

MAD11:45 amMadrid Barajas

17h 10m

1 stop

SDF10:55 pmLouisville Intl

$749

American Airlines

Sep 22

SDF9:49 amLouisville Intl

13h 41m

1 stop

MAD5:30 amMadrid Barajas

Oct 20

MAD11:45 amMadrid Barajas

17h 10m

1 stop

SDF10:55 pmLouisville Intl

$750

American Airlines

Sep 24

SDF1:44 pmLouisville Intl

14h 46m

1 stop

MAD10:30 amMadrid Barajas

Oct 2

MAD11:30 amMadrid Barajas

18h 28m

1 stop

SDF11:58 pmLouisville Intl

$799

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 8/4

1:48 pm-5:40 pm

2 stops21h 52m

Madrid Barajas

vie. 12/4

12:00 pm-10:09 pm

2 stops16h 09m

$721

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 8/4

1:48 pm-5:40 pm

2 stops21h 52m

Madrid Barajas

vie. 12/4

12:00 pm-11:15 pm

2 stops17h 15m

$722

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

mié. 8/26

5:35 am-7:45 am

2 stops21h 10m

Dublin

mié. 9/2

9:20 am-12:05 am

3 stops19h 45m

$739

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 8/4

2:26 pm-1:30 pm

1 stop17h 04m

Madrid Barajas

vie. 12/4

12:40 pm-9:48 pm

1 stop15h 08m

$744

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 8/4

12:00 pm-5:30 am

1 stop11h 30m

Madrid Barajas

vie. 12/4

12:40 pm-12:22 am

1 stop17h 42m

$745

Quickest round-trip

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 9/22

3:54 pm-9:35 am

1 stop11h 41m

Madrid Barajas

mar. 10/20

11:45 am-10:55 pm

1 stop17h 10m

$749

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 9/22

3:54 pm-9:35 am

1 stop11h 41m

Madrid Barajas

mar. 10/20

11:45 am-10:55 pm

1 stop17h 10m

$750

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 8/4

10:05 am-8:05 am

1 stop16h 00m

Madrid Barajas

vie. 12/4

1:45 pm-1:00 pm

2 stops29h 15m

$759

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

mar. 9/22

5:45 pm-4:45 pm

2 stops17h 00m

Madrid Barajas

mar. 10/20

2:35 pm-12:18 pm

1 stop27h 43m

$763

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

mié. 8/26

10:15 am-10:00 am

1 stop18h 45m

Dublin

mié. 9/2

1:25 pm-11:59 pm

2 stops15h 34m

$811

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Europe

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

What is the cheapest month to fly to Europe?

The cheapest month to fly to Europe from Louisville is in October. Flight prices, which tend to average around $696, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $712.

How far in advance should I book a flight to Europe?

You are more likely to see cheaper flights to Europe from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $912 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from Louisville for as low as $697 on momondo.

Can stopping save me money on Louisville to Europe flights?

You could potentially save up to 12% on your flight if you consider stops on a Louisville to Europe flight.

Cheap Louisville to Europe flight deals and tips

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

Fastest flight time	8h 55m
Direct flights	None

The fastest flight from Louisville to Europe takes 8h 55m

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

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Frequently asked questions about flying from Louisville to Europe

When did momondo last update prices for flights from Louisville Intl Airport to Europe?
Prices for flights from Louisville Intl Airport to Europe were last updated today.
How many operators does momondo search for flights from Louisville Intl Airport to Europe?
As of April 2026, there are 11 operators available to choose from for flights from Louisville Intl Airport to Europe.
How old do you have to be to fly from Louisville Intl Airport to Europe?
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 Europe.
What documentation or ID do you need to fly to Europe?
The travel and health documents required for your trip to Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Louisville to Europe

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $335	Free Cancellation	Rating 7.4 9,542 reviews	Search United Airlines flights
Delta	PriceFrom $338	Free Cancellation	Rating 7.9 8,382 reviews	Search Delta flights
Iberia	PriceFrom $449	Free Cancellation	Rating 7.0 3,163 reviews	Search Iberia flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.1 11,558 reviews	Search American Airlines flights
British Airways	PriceFrom $491	Free Cancellation	Rating 6.7 7,850 reviews	Search British Airways flights
KLM	PriceFrom $508	Free Cancellation	Rating 7.7 1,487 reviews	Search KLM flights
Air France	PriceFrom $519	Free Cancellation	Rating 7.4 1,563 reviews	Search Air France flights
Scandinavian Airlines	PriceFrom $546	Free Cancellation	Rating 7.3 1,740 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $577	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $651	Free Cancellation	Rating 6.8 7,890 reviews	Search Lufthansa flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Europe from Louisville.

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

All flight searches from Louisville to Europe on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Europe from Louisville.

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

Price alerts on flights to Europe 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.