What airlines fly to Europe?

British Airways, United Airlines and American 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 31% 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, American Airlines, 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 March 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.

$266 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.

1:43 pm - 9:45 am

SDF

DUB

15h 02m

1 stop

9:30 am - 12:23 am

DUB

SDF

19h 53m

1 stop

$604Finnair

Mon, Apr 27 - Tue, May 12

10:43 am - 8:20 am

SDF

MAD

15h 37m

1 stop

12:00 pm - 10:00 pm

MAD

SDF

16h 00m

1 stop

$604Multiple Airlines

Tue, Aug 4 - Fri, Dec 4

10:05 am - 5:40 pm

SDF

MAD

25h 35m

2 stops

12:00 pm - 10:09 pm

MAD

SDF

16h 09m

2 stops

$630Lufthansa

Tue, Aug 4 - Fri, Dec 4

7:37 pm - 6:50 am

SDF

MAD

29h 13m

2 stops

1:35 pm - 8:00 pm

MAD

SDF

36h 25m

2 stops

$637United Airlines

Tue, Aug 4 - Fri, Dec 4

5:00 am - 1:20 pm

SDF

MXP

26h 20m

1 stop

12:20 pm - 9:10 am

MXP

SDF

50h 50m

2 stops

$677United Airlines

Sun, Apr 12 - Sun, Apr 19

1:00 pm - 6:20 am

SDF

MAD

11h 20m

1 stop

1:05 pm - 12:02 am

MAD

SDF

16h 57m

2 stops

$684Delta

Tue, Aug 4 - Fri, Dec 4

1:00 pm - 6:20 am

SDF

MAD

11h 20m

1 stop

1:05 pm - 12:02 am

MAD

SDF

16h 57m

2 stops

$685Delta

Tue, Aug 4 - Fri, Dec 4

7:43 pm - 6:15 pm

SDF

FCO

16h 32m

2 stops

10:50 am - 10:22 pm

FCO

SDF

17h 32m

2 stops

$708Lufthansa

Sun, Aug 16 - Sun, Aug 23

1:18 pm - 2:40 pm

SDF

ZRH

19h 22m

2 stops

11:45 am - 10:31 pm

ZRH

SDF

16h 46m

1 stop

$721American Airlines

Tue, Apr 14 - Tue, Apr 21

5:00 pm - 2:40 pm

SDF

ZRH

15h 40m

2 stops

11:45 am - 10:31 pm

ZRH

SDF

16h 46m

1 stop

$722American Airlines

Tue, Apr 14 - Tue, Apr 21

British Airways flights from Louisville to Europe

Our best British Airways deals on Louisville to Europe flight tickets

British Airways

Aug 4

SDF6:38 amLouisville Intl

20h 27m

1 stop

MAD9:05 amMadrid Barajas

Dec 4

MAD12:40 pmMadrid Barajas

17h 42m

1 stop

SDF12:22 amLouisville Intl

$646

British Airways

Aug 4

SDF12:00 pmLouisville Intl

11h 30m

1 stop

MAD5:30 amMadrid Barajas

Dec 4

MAD12:40 pmMadrid Barajas

15h 08m

1 stop

SDF9:48 pmLouisville Intl

$649

British Airways

Apr 21

SDF12:11 pmLouisville Intl

16h 29m

2 stops

DUB9:40 amDublin

Apr 28

DUB8:35 amDublin

17h 55m

2 stops

SDF9:30 pmLouisville Intl

$659

Virgin Atlantic flights from Louisville to Europe

Our best Virgin Atlantic deals on Louisville to Europe flight tickets

Virgin Atlantic

Apr 15

SDF1:00 pmLouisville Intl

14h 55m

2 stops

MAD9:55 amMadrid Barajas

Apr 22

MAD12:45 pmMadrid Barajas

13h 03m

1 stop

SDF7:48 pmLouisville Intl

$718

Virgin Atlantic

Apr 13

SDF11:12 amLouisville Intl

12h 58m

1 stop

CDG6:10 amParis Charles de Gaulle

Apr 20

CDG3:40 pmParis Charles de Gaulle

13h 10m

1 stop

SDF10:50 pmLouisville Intl

$808

Virgin Atlantic

Mar 29

SDF5:35 pmLouisville Intl

12h 40m

1 stop

MAD12:15 pmMadrid Barajas

Apr 2

MAD12:45 pmMadrid Barajas

15h 58m

1 stop

SDF10:43 pmLouisville Intl

$1,184

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 4/27

1:43 pm-9:45 am

1 stop15h 02m

Dublin

Tue 5/12

9:30 am-12:23 am

1 stop19h 53m

$604

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Tue 8/4

10:43 am-8:20 am

1 stop15h 37m

Madrid Barajas

Fri 12/4

12:00 pm-10:00 pm

1 stop16h 00m

$604

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Tue 8/4

10:05 am-5:40 pm

2 stops25h 35m

Madrid Barajas

Fri 12/4

12:00 pm-10:09 pm

2 stops16h 09m

$630

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Tue 8/4

7:37 pm-6:50 am

2 stops29h 13m

Madrid Barajas

Fri 12/4

1:35 pm-8:00 pm

2 stops36h 25m

$637

LouisvilleMilan

SDF - MXP

SDFMXP

Louisville Intl

Sun 4/12

5:00 am-1:20 pm

1 stop26h 20m

Milan Malpensa

Sun 4/19

12:20 pm-9:10 am

2 stops50h 50m

$677

Quickest round-trip

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Tue 8/4

1:00 pm-6:20 am

1 stop11h 20m

Madrid Barajas

Fri 12/4

1:05 pm-12:02 am

2 stops16h 57m

$684

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Tue 8/4

1:00 pm-6:20 am

1 stop11h 20m

Madrid Barajas

Fri 12/4

1:05 pm-12:02 am

2 stops16h 57m

$685

LouisvilleRome

SDF - FCO

SDFFCO

Louisville Intl

Sun 8/16

7:43 pm-6:15 pm

2 stops16h 32m

Rome Fiumicino

Sun 8/23

10:50 am-10:22 pm

2 stops17h 32m

$708

LouisvilleZurich

SDF - ZRH

SDFZRH

Louisville Intl

Tue 4/14

1:18 pm-2:40 pm

2 stops19h 22m

Zurich

Tue 4/21

11:45 am-10:31 pm

1 stop16h 46m

$721

LouisvilleZurich

SDF - ZRH

SDFZRH

Louisville Intl

Tue 4/14

5:00 pm-2:40 pm

2 stops15h 40m

Zurich

Tue 4/21

11:45 am-10:31 pm

1 stop16h 46m

$722

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 $707.

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 $879 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 $688 on momondo.

Can stopping save me money on Louisville to Europe flights?

You could potentially save up to 3% 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	10h 05m
Direct flights	None

The fastest flight from Louisville to Europe takes 10h 05m

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

Search flight deals

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 March 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 9,426 reviews	Search United Airlines flights
Delta	PriceFrom $338	Free Cancellation	Rating 7.9 8,294 reviews	Search Delta flights
British Airways	PriceFrom $440	Free Cancellation	Rating 6.7 7,794 reviews	Search British Airways flights
Iberia	PriceFrom $449	Free Cancellation	Rating 7.0 3,136 reviews	Search Iberia flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.1 11,472 reviews	Search American Airlines flights
KLM	PriceFrom $508	Free Cancellation	Rating 7.8 1,471 reviews	Search KLM flights
Air France	PriceFrom $519	Free Cancellation	Rating 7.4 1,546 reviews	Search Air France flights
Scandinavian Airlines	PriceFrom $546	Free Cancellation	Rating 7.3 1,715 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $577	Free Cancellation	Rating 7.5 680 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $651	Free Cancellation	Rating 6.8 7,850 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.