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

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

What airlines fly to Europe?

British Airways, American Airlines and Delta 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 29% 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.

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 February 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.

$220 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.

9:07 am - 10:20 am

SDF

MXP

19h 13m

2 stops

12:20 pm - 10:30 pm

MXP

SDF

40h 10m

2 stops

$476United Airlines

Wed, Apr 15 - Tue, Apr 21

1:58 pm - 8:10 am

SDF

DUB

14h 12m

1 stop

8:00 am - 11:59 pm

DUB

SDF

19h 59m

2 stops

$481United Airlines

Mon, Mar 9 - Mon, Mar 16

3:05 pm - 7:45 am

SDF

DUB

12h 40m

1 stop

8:50 am - 11:57 pm

DUB

SDF

19h 07m

2 stops

$483Delta

Mon, Mar 9 - Mon, Mar 16

10:50 am - 8:45 am

SDF

DUB

17h 55m

2 stops

5:55 am - 9:16 pm

DUB

SDF

19h 21m

2 stops

$488Delta

Mon, Mar 9 - Mon, Mar 16

6:07 am - 9:05 am

SDF

MAD

20h 58m

1 stop

10:25 am - 11:30 pm

MAD

SDF

19h 05m

1 stop

$489British Airways

Mon, Apr 13 - Tue, Apr 28

7:05 pm - 8:35 pm

SDF

MAD

19h 30m

2 stops

10:25 am - 11:30 pm

MAD

SDF

19h 05m

1 stop

$495British Airways

Mon, Apr 13 - Tue, Apr 28

5:45 pm - 8:10 am

SDF

DUB

10h 25m

1 stop

10:40 am - 8:14 pm

DUB

SDF

13h 34m

1 stop

$534Lufthansa

Mon, Mar 9 - Mon, Mar 16

5:43 pm - 5:45 pm

SDF

CDG

18h 02m

2 stops

2:25 pm - 11:56 pm

CDG

SDF

15h 31m

2 stops

$554Lufthansa

Mon, Apr 27 - Wed, May 6

4:35 pm - 1:35 pm

SDF

CDG

15h 00m

2 stops

11:00 am - 8:54 pm

CDG

SDF

15h 54m

1 stop

$562American Airlines

Mon, Apr 13 - Wed, Apr 29

7:52 pm - 6:30 pm

SDF

MXP

16h 38m

2 stops

7:05 am - 6:30 pm

MXP

SDF

17h 25m

2 stops

$601American Airlines

Fri, Apr 17 - Sun, Apr 26

United Airlines flights from Louisville to Europe

Our best United Airlines deals on Louisville to Europe flight tickets

United Airlines

Mar 1

SDF9:50 amLouisville Intl

19h 30m

1 stop

DUB10:20 amDublin

Mar 11

DUB8:00 amDublin

33h 06m

2 stops

SDF1:06 pmLouisville Intl

$458

United Airlines

Apr 15

SDF9:07 amLouisville Intl

19h 13m

2 stops

MXP10:20 amMilan Malpensa

Apr 21

MXP12:20 pmMilan Malpensa

40h 10m

2 stops

SDF10:30 pmLouisville Intl

$476

United Airlines

Mar 9

SDF1:58 pmLouisville Intl

14h 12m

1 stop

DUB8:10 amDublin

Mar 16

DUB8:00 amDublin

19h 59m

2 stops

SDF11:59 pmLouisville Intl

$481

KLM flights from Louisville to Europe

Our best KLM deals on Louisville to Europe flight tickets

KLM

Mar 1

SDF12:12 pmLouisville Intl

14h 33m

1 stop

DUB7:45 amDublin

Mar 11

DUB9:45 amDublin

17h 24m

1 stop

SDF11:09 pmLouisville Intl

$534

KLM

Apr 27

SDF3:10 pmLouisville Intl

11h 30m

1 stop

CDG8:40 amParis Charles de Gaulle

May 6

CDG10:50 amParis Charles de Gaulle

12h 37m

1 stop

SDF5:27 pmLouisville Intl

$575

KLM

Mar 9

SDF1:56 pmLouisville Intl

15h 24m

1 stop

DUB9:20 amDublin

Mar 16

DUB9:45 amDublin

16h 58m

1 stop

SDF10:43 pmLouisville Intl

$584

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleMilan

SDF - MXP

SDFMXP

Louisville Intl

Wed 4/15

9:07 am-10:20 am

2 stops19h 13m

Milan Malpensa

Tue 4/21

12:20 pm-10:30 pm

2 stops40h 10m

$476

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

1:58 pm-8:10 am

1 stop14h 12m

Dublin

Mon 3/16

8:00 am-11:59 pm

2 stops19h 59m

$481

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

3:05 pm-7:45 am

1 stop12h 40m

Dublin

Mon 3/16

8:50 am-11:57 pm

2 stops19h 07m

$483

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

10:50 am-8:45 am

2 stops17h 55m

Dublin

Mon 3/16

5:55 am-9:16 pm

2 stops19h 21m

$488

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Mon 4/13

6:07 am-9:05 am

1 stop20h 58m

Madrid Barajas

Tue 4/28

10:25 am-11:30 pm

1 stop19h 05m

$489

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Mon 4/13

7:05 pm-8:35 pm

2 stops19h 30m

Madrid Barajas

Tue 4/28

10:25 am-11:30 pm

1 stop19h 05m

$495

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

5:45 pm-8:10 am

1 stop10h 25m

Dublin

Mon 3/16

10:40 am-8:14 pm

1 stop13h 34m

$534

LouisvilleParis

SDF - CDG

SDFCDG

Louisville Intl

Mon 4/27

5:43 pm-5:45 pm

2 stops18h 02m

Paris Charles de Gaulle

Wed 5/6

2:25 pm-11:56 pm

2 stops15h 31m

$554

LouisvilleParis

SDF - CDG

SDFCDG

Louisville Intl

Mon 4/13

4:35 pm-1:35 pm

2 stops15h 00m

Paris Charles de Gaulle

Wed 4/29

11:00 am-8:54 pm

1 stop15h 54m

$562

LouisvilleMilan

SDF - MXP

SDFMXP

Louisville Intl

Fri 4/17

7:52 pm-6:30 pm

2 stops16h 38m

Milan Malpensa

Sun 4/26

7:05 am-6:30 pm

2 stops17h 25m

$601

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 $894 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	7h 54m
Direct flights	None

The fastest flight from Louisville to Europe takes 7h 54m

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 February 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 9,339 reviews	Search United Airlines flights
Delta	PriceFrom $338	Free Cancellation	Rating 7.9 8,241 reviews	Search Delta flights
British Airways	PriceFrom $440	Free Cancellation	Rating 6.7 7,757 reviews	Search British Airways flights
Iberia	PriceFrom $449	Free Cancellation	Rating 7.0 3,120 reviews	Search Iberia flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.2 11,341 reviews	Search American Airlines flights
KLM	PriceFrom $508	Free Cancellation	Rating 7.7 1,457 reviews	Search KLM flights
Air France	PriceFrom $519	Free Cancellation	Rating 7.4 1,536 reviews	Search Air France flights
Scandinavian Airlines	PriceFrom $546	Free Cancellation	Rating 7.3 1,695 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $580	Free Cancellation	Rating 7.5 679 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $651	Free Cancellation	Rating 6.8 7,801 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.