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 33% 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?

British Airways, Finnair, 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 June 2026, there are 10 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.

$322 Cheap Flights from Louisville to Europe in 2026

Discover deals from 900+ travel sites with momondo.

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.

7:30 am - 8:00 am

SDF

MAD

42h 30m

2 stops

1:35 pm - 4:49 pm

MAD

SDF

33h 14m

2 stops

$724Air Canada

Sun, Dec 6 - Thu, Dec 10

6:30 am - 9:15 am

SDF

MAD

20h 45m

1 stop

1:35 pm - 7:34 pm

MAD

SDF

35h 59m

2 stops

$733United Airlines

Sun, Dec 6 - Thu, Dec 10

7:31 pm - 5:45 am

SDF

MAD

28h 14m

1 stop

1:00 pm - 9:29 pm

MAD

SDF

14h 29m

1 stop

$747British Airways

Sat, Nov 7 - Wed, Nov 11

7:31 pm - 5:45 am

SDF

MAD

28h 14m

1 stop

10:35 am - 9:29 pm

MAD

SDF

16h 54m

2 stops

$767British Airways

Sat, Nov 7 - Wed, Nov 11

6:30 pm - 11:50 am

SDF

DUB

12h 20m

1 stop

9:30 am - 6:00 pm

DUB

SDF

13h 30m

1 stop

$824American Airlines

Tue, Aug 11 - Tue, Aug 18

11:19 am - 10:20 am

SDF

CDG

17h 01m

1 stop

11:30 am - 9:46 pm

CDG

SDF

16h 16m

2 stops

$827American Airlines

Wed, Nov 4 - Tue, Nov 10

10:43 am - 9:35 am

SDF

FCO

16h 52m

2 stops

10:00 am - 8:51 pm

FCO

SDF

16h 51m

2 stops

$845Delta

Thu, Nov 12 - Fri, Nov 27

6:00 am - 7:35 am

SDF

ATH

18h 35m

2 stops

1:10 pm - 11:59 pm

ATH

SDF

17h 49m

2 stops

$896Delta

Sun, Aug 30 - Wed, Sep 9

1:55 pm - 10:45 pm

SDF

IST

24h 50m

2 stops

7:05 pm - 7:09 pm

IST

SDF

32h 04m

2 stops

$904Lufthansa

Thu, Nov 12 - Wed, Nov 18

6:20 pm - 2:05 am

SDF

IST

24h 45m

2 stops

3:45 am - 11:49 pm

IST

SDF

27h 04m

2 stops

$908Lufthansa

Tue, Sep 8 - Wed, Oct 7

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Air Canada flights from Louisville to Europe

Our best Air Canada deals on Louisville to Europe flight tickets

Air Canada

Dec 6

SDF7:30 amLouisville Intl

42h 30m

2 stops

MAD8:00 amMadrid Barajas

Dec 10

MAD1:35 pmMadrid Barajas

33h 14m

2 stops

SDF4:49 pmLouisville Intl

$724

Air Canada

Dec 6

SDF6:00 pmLouisville Intl

32h 00m

2 stops

MAD8:00 amMadrid Barajas

Dec 10

MAD1:35 pmMadrid Barajas

33h 14m

2 stops

SDF4:49 pmLouisville Intl

$742

Air Canada

Sep 1

SDF9:00 amLouisville Intl

18h 15m

2 stops

DUB8:15 amDublin

Sep 10

DUB9:20 amDublin

38h 45m

2 stops

SDF7:05 pmLouisville Intl

$786

United Airlines flights from Louisville to Europe

Our best United Airlines deals on Louisville to Europe flight tickets

United Airlines

Dec 6

SDF6:30 amLouisville Intl

20h 45m

1 stop

MAD9:15 amMadrid Barajas

Dec 10

MAD1:35 pmMadrid Barajas

35h 59m

2 stops

SDF7:34 pmLouisville Intl

$733

United Airlines

Nov 7

SDF7:32 pmLouisville Intl

31h 43m

2 stops

MAD9:15 amMadrid Barajas

Nov 11

MAD1:35 pmMadrid Barajas

35h 34m

2 stops

SDF7:09 pmLouisville Intl

$738

United Airlines

Dec 6

SDF10:00 amLouisville Intl

15h 45m

1 stop

MAD7:45 amMadrid Barajas

Dec 10

MAD11:15 amMadrid Barajas

18h 00m

1 stop

SDF11:15 pmLouisville Intl

$754

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Sun 12/6

7:30 am-8:00 am

2 stops42h 30m

Madrid Barajas

Thu 12/10

1:35 pm-4:49 pm

2 stops33h 14m

$724

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Sun 12/6

6:30 am-9:15 am

1 stop20h 45m

Madrid Barajas

Thu 12/10

1:35 pm-7:34 pm

2 stops35h 59m

$733

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Sat 11/7

7:31 pm-5:45 am

1 stop28h 14m

Madrid Barajas

Wed 11/11

1:00 pm-9:29 pm

1 stop14h 29m

$747

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Sat 11/7

7:31 pm-5:45 am

1 stop28h 14m

Madrid Barajas

Wed 11/11

10:35 am-9:29 pm

2 stops16h 54m

$767

Quickest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 8/11

6:30 pm-11:50 am

1 stop12h 20m

Dublin

Tue 8/18

9:30 am-6:00 pm

1 stop13h 30m

$824

LouisvilleParis

SDF - CDG

SDFCDG

Louisville Intl

Wed 11/4

11:19 am-10:20 am

1 stop17h 01m

Paris Charles de Gaulle

Tue 11/10

11:30 am-9:46 pm

2 stops16h 16m

$827

LouisvilleRome

SDF - FCO

SDFFCO

Louisville Intl

Thu 11/12

10:43 am-9:35 am

2 stops16h 52m

Rome Fiumicino

Fri 11/27

10:00 am-8:51 pm

2 stops16h 51m

$845

LouisvilleAthens

SDF - ATH

SDFATH

Louisville Intl

Sun 8/30

6:00 am-7:35 am

2 stops18h 35m

Athens Eleftherios V.

Wed 9/9

1:10 pm-11:59 pm

2 stops17h 49m

$896

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Thu 11/12

1:55 pm-10:45 pm

2 stops24h 50m

Istanbul

Wed 11/18

7:05 pm-7:09 pm

2 stops32h 04m

$904

LouisvilleIstanbul

SDF - IST

SDFIST

Louisville Intl

Tue 9/8

6:20 pm-2:05 am

2 stops24h 45m

Istanbul

Wed 10/7

3:45 am-11:49 pm

2 stops27h 04m

$908

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 $213, 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 June is also cheap. Prices for this month can be found on momondo for an average of $335.

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.

Search flight deals

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 June 2026, there are 10 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 9,840 reviews	Search United Airlines flights
Delta	PriceFrom $338	Free Cancellation	Rating 7.8 8,407 reviews	Search Delta flights
Iberia	PriceFrom $449	Free Cancellation	Rating 7.0 3,237 reviews	Search Iberia flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.1 11,667 reviews	Search American Airlines flights
British Airways	PriceFrom $491	Free Cancellation	Rating 6.7 8,054 reviews	Search British Airways flights
Air France	PriceFrom $519	Free Cancellation	Rating 7.4 1,606 reviews	Search Air France flights
KLM	PriceFrom $521	Free Cancellation	Rating 7.8 1,529 reviews	Search KLM flights
Scandinavian Airlines	PriceFrom $546	Free Cancellation	Rating 7.4 1,828 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $577	Free Cancellation	Rating 7.5 690 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $651	Free Cancellation	Rating 6.8 8,066 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.