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

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

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 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 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.

$230 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.

6:00 am - 8:05 am

SDF

MAD

20h 05m

1 stop

1:35 pm - 8:00 pm

MAD

SDF

36h 25m

2 stops

$534United Airlines

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

$538United Airlines

Tue, Aug 4 - Fri, Dec 4

1:47 pm - 9:55 am

SDF

DUB

16h 08m

1 stop

1:35 pm - 11:59 pm

DUB

SDF

14h 24m

1 stop

$603Lufthansa

Tue, Mar 17 - Tue, Mar 24

7:40 pm - 4:10 pm

SDF

ZRH

14h 30m

2 stops

2:35 pm - 11:56 pm

ZRH

SDF

15h 21m

2 stops

$606Lufthansa

Tue, May 5 - Tue, May 12

6:00 am - 3:50 pm

SDF

MAD

27h 50m

2 stops

10:25 am - 11:30 pm

MAD

SDF

19h 05m

1 stop

$617British Airways

Sun, Apr 12 - Tue, Apr 28

1:18 pm - 2:40 pm

SDF

ZRH

19h 22m

2 stops

11:45 am - 10:31 pm

ZRH

SDF

16h 46m

1 stop

$622American Airlines

Tue, Apr 14 - Tue, Apr 21

4:35 pm - 2:40 pm

SDF

ZRH

16h 05m

2 stops

11:45 am - 11:30 pm

ZRH

SDF

17h 45m

2 stops

$627American Airlines

Tue, Apr 14 - Tue, Apr 21

7:01 pm - 10:35 pm

SDF

ZRH

21h 34m

2 stops

10:30 am - 11:48 pm

ZRH

SDF

19h 18m

2 stops

$629British Airways

Tue, Apr 21 - Tue, Apr 28

7:05 am - 8:05 am

SDF

ZRH

19h 00m

1 stop

1:35 pm - 8:52 am

ZRH

SDF

25h 17m

2 stops

$630Delta

Tue, Apr 21 - Tue, Apr 28

2:17 pm - 11:05 am

SDF

CDG

14h 48m

1 stop

9:40 am - 9:20 pm

CDG

SDF

17h 40m

2 stops

$660Delta

Wed, Apr 8 - Wed, Apr 22

United Airlines flights from Louisville to Europe

Our best United Airlines deals on Louisville to Europe flight tickets

United Airlines

Aug 4

SDF6:00 amLouisville Intl

20h 05m

1 stop

MAD8:05 amMadrid Barajas

Dec 4

MAD1:35 pmMadrid Barajas

36h 25m

2 stops

SDF8:00 pmLouisville Intl

$534

United Airlines

Aug 4

SDF7:37 pmLouisville Intl

29h 13m

2 stops

MAD6:50 amMadrid Barajas

Dec 4

MAD1:35 pmMadrid Barajas

36h 25m

2 stops

SDF8:00 pmLouisville Intl

$538

United Airlines

Mar 17

SDF1:58 pmLouisville Intl

14h 12m

1 stop

DUB8:10 amDublin

Mar 24

DUB9:30 amDublin

16h 43m

2 stops

SDF10:13 pmLouisville Intl

$558

British Airways flights from Louisville to Europe

Our best British Airways deals on Louisville to Europe flight tickets

British Airways

Apr 12

SDF6:00 amLouisville Intl

27h 50m

2 stops

MAD3:50 pmMadrid Barajas

Apr 28

MAD10:25 amMadrid Barajas

19h 05m

1 stop

SDF11:30 pmLouisville Intl

$617

British Airways

Apr 21

SDF7:01 pmLouisville Intl

21h 34m

2 stops

ZRH10:35 pmZurich

Apr 28

ZRH10:30 amZurich

19h 18m

2 stops

SDF11:48 pmLouisville Intl

$629

British Airways

Aug 17

SDF4:00 pmLouisville Intl

11h 00m

1 stop

LHR8:00 amLondon Heathrow

Aug 25

LHR8:55 amLondon Heathrow

13h 36m

1 stop

SDF5:31 pmLouisville Intl

$695

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Tue 8/4

6:00 am-8:05 am

1 stop20h 05m

Madrid Barajas

Fri 12/4

1:35 pm-8:00 pm

2 stops36h 25m

$534

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

$538

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Tue 3/17

1:47 pm-9:55 am

1 stop16h 08m

Dublin

Tue 3/24

1:35 pm-11:59 pm

1 stop14h 24m

$603

Quickest round-trip

LouisvilleZurich

SDF - ZRH

SDFZRH

Louisville Intl

Tue 5/5

7:40 pm-4:10 pm

2 stops14h 30m

Zurich

Tue 5/12

2:35 pm-11:56 pm

2 stops15h 21m

$606

LouisvilleMadrid

SDF - MAD

SDFMAD

Louisville Intl

Sun 4/12

6:00 am-3:50 pm

2 stops27h 50m

Madrid Barajas

Tue 4/28

10:25 am-11:30 pm

1 stop19h 05m

$617

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

$622

LouisvilleZurich

SDF - ZRH

SDFZRH

Louisville Intl

Tue 4/14

4:35 pm-2:40 pm

2 stops16h 05m

Zurich

Tue 4/21

11:45 am-11:30 pm

2 stops17h 45m

$627

LouisvilleZurich

SDF - ZRH

SDFZRH

Louisville Intl

Tue 4/21

7:01 pm-10:35 pm

2 stops21h 34m

Zurich

Tue 4/28

10:30 am-11:48 pm

2 stops19h 18m

$629

LouisvilleZurich

SDF - ZRH

SDFZRH

Louisville Intl

Tue 4/21

7:05 am-8:05 am

1 stop19h 00m

Zurich

Tue 4/28

1:35 pm-8:52 am

2 stops25h 17m

$630

LouisvilleParis

SDF - CDG

SDFCDG

Louisville Intl

Wed 4/8

2:17 pm-11:05 am

1 stop14h 48m

Paris Charles de Gaulle

Wed 4/22

9:40 am-9:20 pm

2 stops17h 40m

$660

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 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 9,388 reviews	Search United Airlines flights
Delta	PriceFrom $338	Free Cancellation	Rating 7.9 8,249 reviews	Search Delta flights
British Airways	PriceFrom $440	Free Cancellation	Rating 6.7 7,775 reviews	Search British Airways flights
Iberia	PriceFrom $449	Free Cancellation	Rating 7.0 3,132 reviews	Search Iberia flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.1 11,382 reviews	Search American Airlines flights
KLM	PriceFrom $508	Free Cancellation	Rating 7.7 1,465 reviews	Search KLM flights
Air France	PriceFrom $519	Free Cancellation	Rating 7.4 1,542 reviews	Search Air France flights
Scandinavian Airlines	PriceFrom $546	Free Cancellation	Rating 7.3 1,703 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 7,826 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.