Europe

$326+ Cheap flights from Louisville (SDF) to Europe

SDF — MAD
Dec 10 — Dec 171
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Cheap flight deals from Louisville to Europe

Cheapest flights from Louisville to Europe

Tue 12/810:53 am -
2 stops16h 37m
Tue 12/1510:25 am -
2 stops19h 18m
Deal found 11/9$684
Tue 12/83:02 pm -
1 stop14h 18m
Tue 12/151:30 pm -
1 stop15h 35m
Deal found 11/7$686
Tue 12/86:00 am -
1 stop20h 15m
Tue 12/2210:00 am -
2 stops20h 23m
Deal found 11/5$691
Tue 12/81:30 pm -
2 stops16h 15m
Tue 12/1512:55 pm -
1 stop16h 10m
Deal found 11/9$730
Fri 11/275:57 pm -
2 stops56h 58m
Tue 12/811:15 am -
2 stops32h 09m
Deal found 11/8$730
Mon 11/3010:27 am -
1 stop15h 18m
Tue 12/89:55 am -
2 stops15h 40m
Deal found 11/9$734
Tue 12/85:30 pm -
2 stops13h 40m
Tue 12/158:50 am -
2 stops17h 47m
Deal found 11/8$734
Tue 12/82:05 pm -
3 stops62h 00m
Tue 12/151:05 pm -
2 stops40h 54m
Deal found 11/9$735
Sat 11/287:59 pm -
1 stop30h 16m
Mon 12/710:25 am -
1 stop14h 48m
Deal found 11/9$736
Tue 12/88:45 am -
1 stop20h 10m
Tue 12/159:00 am -
2 stops36h 39m
Deal found 11/8$738
Tue 12/81:59 pm -
2 stops14h 41m
Tue 12/159:45 am -
1 stop33h 38m
Deal found 11/7$739
Tue 12/85:40 pm -
2 stops23h 30m
Mon 12/217:05 am -
2 stops21h 34m
Deal found 11/5$739

Find flight deals from Louisville to Europe

Round-trip from

$684
(American Airlines)

One-way from

$326
(Expedia)

Popular in

June

Cheapest in

February

Average price

$958
From Louisville Intl to Europe
One-way flight from Louisville Intl to Europe
Highest demand for flights based on searches. 21% potential increase in price ($262 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Louisville to Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleLondon

SDF Louisville Intl - LHR London Heathrow

SDFLHR

Louisville Intl

Mon 5/3

1:43 pm-9:25 am

1 stop14h 42m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$326

LouisvilleLondon

SDF Louisville Intl - LHR London Heathrow

SDFLHR

Louisville Intl

Mon 5/3

1:55 pm-10:40 am

2 stops15h 45m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$337

LouisvilleDublin

SDF Louisville Intl - DUB Dublin

SDFDUB

Louisville Intl

Sat 5/1

6:00 pm-7:30 am

1 stop32h 30m

Dublin

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$348

LouisvilleIstanbul

SDF Louisville Intl - IST Istanbul

SDFIST

Louisville Intl

Wed 4/7

12:11 pm-7:05 pm

2 stops23h 54m

Istanbul

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$352

LouisvilleRome

SDF Louisville Intl - FCO Rome Fiumicino

SDFFCO

Louisville Intl

Wed 3/17

10:15 am-9:35 am

1 stop18h 20m

Rome Fiumicino

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$355

LouisvilleIstanbul

SDF Louisville Intl - IST Istanbul

SDFIST

Louisville Intl

Wed 4/7

9:00 am-1:05 pm

3 stops21h 05m

Istanbul

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$382

LouisvilleRome

SDF Louisville Intl - FCO Rome Fiumicino

SDFFCO

Louisville Intl

Wed 3/17

6:00 am-9:00 am

1 stop22h 00m

Rome Fiumicino

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$415

LouisvilleLondon

SDF Louisville Intl - LHR London Heathrow

SDFLHR

Louisville Intl

Tue 11/24

7:30 am-9:05 am

2 stops20h 35m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$430
Quickest round-trip

LouisvilleLondon

SDF Louisville Intl - LHR London Heathrow

SDFLHR

Louisville Intl

Mon 12/7

5:49 pm-9:40 am

1 stop10h 51m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$463

LouisvilleLondon

SDF Louisville Intl - LHR London Heathrow

SDFLHR

Louisville Intl

Tue 11/24

11:42 am-7:50 am

1 stop15h 08m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Louisville to Europe

Have a flexible travel schedule? Discover the best time to fly to Europe from Louisville with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Louisville to Europe

What is the cheapest month to book a flight from Louisville to Europe?

Currently, February is the cheapest month in which you can book a flight from Louisville to Europe (average of $677). Flying from Louisville to Europe in June is currently the most expensive (average of $1,334). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Louisville to Europe?

The best time to book flights from Louisville to Europe is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Europe

Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Louisville to Europe to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

  • What airport do you fly from for flights from Louisville to Europe?

    Most people fly from Louisville Intl (SDF) if they book a flight from Louisville to Europe. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • How long is the flight from Louisville to Europe?

    There are many flights that can get you from Louisville to Europe in 16h 37m. Fly via American Airlines, Delta, or United Airlines to get the fastest option. The distance from Louisville to Europe is about 4590 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Louisville to Europe one-way?

    The cheapest airlines for a one-way flight from Louisville to Europe are British Airways ($221), American Airlines ($252), and Delta ($384).

  • What are the most popular routes from Louisville to Europe?

  • Can I find deals for flights from Louisville to Europe that include hotel bookings?

    Yes. In addition to deals on Louisville to Europe flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Europe?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Europe.

  • Can I find deals for business class flights from Louisville to Europe?

    Yes. Cheapflights offers flight deals from Louisville to Europe by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Europe?

    Currently, February is the cheapest month in which you can book a flight from Louisville to Europe (average of $677). Flying from Louisville to Europe in June is currently the most expensive (average of $1,334). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Louisville to Europe

Top 9 airlines flying from Louisville to Europe

AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$377Average$526FlexibilityNo cancel feeOn-time72%
DeltaCheapest$433Average$1,116FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$448Average$879FlexibilityNo cancel feeOn-time70%
IberiaCheapest$449Average$541FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$483Average$973FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$514Average$1,028FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$722Average$1,023FlexibilityNo cancel feeOn-time77%
KLMCheapest$745Average$959FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$795Average$1,062FlexibilityNo cancel feeOn-time76%

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