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$220+ Cheap flights from Louisville (SDF) to Europe

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — CPH
Jan 23 — Jan 301
Fri 1/23
Fri 1/30
1 adult, Economy
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Cheap flight deals from Louisville to Europe

Cheapest flights from Louisville to Europe
Explore the most affordable flight options available from Louisville to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 24, 2025.

This United Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:05 amSDF - DUB
1 stop18h 05mUnited Airlines
Mon 1/129:30 amDUB - SDF
1 stop18h 53mUnited Airlines
Deal found 12/23$476
This Iberia deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/272:00 pmSDF - DUB
2 stops17h 45mMultiple Airlines
Mon 1/128:50 amDUB - SDF
2 stops19h 29mMultiple Airlines
Deal found 12/23$635
This Cheapflightsfares deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:00 pmSDF - AMS
1 stop13h 35mLufthansa
Wed 3/189:15 amAMS - SDF
1 stop15h 16mLufthansa
Deal found 12/22$651
This American Airlines deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:46 pmSDF - DUB
1 stop12h 24mAmerican Airlines
Sun 12/2811:30 amDUB - SDF
1 stop15h 11mAmerican Airlines
Deal found 12/22$757
This Air Canada deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:50 amSDF - AMS
2 stops17h 25mMultiple Airlines
Wed 3/187:15 amAMS - SDF
3 stops21h 44mMultiple Airlines
Deal found 12/22$824
This Finnair deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:00 amSDF - CDG
1 stop22h 15mMultiple Airlines
Wed 12/311:30 pmCDG - SDF
2 stops14h 44mMultiple Airlines
Deal found 12/23$879
This KLM deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:06 pmSDF - FCO
1 stop31h 49mKLM
Tue 12/3010:05 amFCO - SDF
1 stop13h 21mKLM
Deal found 12/23$883
This Air France deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:51 pmSDF - CDG
1 stop33h 44mMultiple Airlines
Wed 12/3110:30 amCDG - SDF
1 stop18h 28mMultiple Airlines
Deal found 12/23$969
This Gurufare deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:22 pmSDF - DUB
2 stops14h 43mLufthansa
Sun 12/285:20 pmDUB - SDF
2 stops29h 08mLufthansa
Deal found 12/22$982
This Delta deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:49 pmSDF - CDG
2 stops15h 01mDelta
Wed 12/3112:35 pmCDG - SDF
2 stops16h 23mDelta
Deal found 12/23$1,005
This Gotogate deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:11 pmSDF - FCO
2 stops46h 49mLufthansa
Tue 12/307:00 amFCO - SDF
2 stops43h 32mLufthansa
Deal found 12/23$1,051
This Air Canada deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:00 pmSDF - AMS
3 stops17h 50mAir Canada
Wed 3/187:15 amAMS - SDF
3 stops21h 44mAir Canada
Deal found 12/22$1,061

Find flight deals from Louisville to Europe

Keep the following information in mind while searching for Louisville to Europe flight deals. Data was last updated December 24, 2025.

Round-trip from

$409
(Kiwi.com)

One-way from

$257
(oojo)

Popular in

December

Cheapest in

October

Average price

$2,108
From Louisville Intl to Europe
Search Deals
One-way flight from Louisville Intl to Europe
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($234 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($93 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Europe that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 24, 2025.
Use the filters below to find and compare flights from Louisville to Europe that are best for you.

Fly from

Louisville

Fly to

Europe

Route

Depart

Return

Price

LouisvilleRome

SDF - FCO

SDFFCO

Louisville Intl

Sun 2/1

2:10 pm-8:30 am

1 stop12h 20m

Rome Fiumicino

Sun 2/8

9:40 am-11:23 pm

2 stops19h 43m

$441

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sat 1/10

8:29 am-8:10 am

1 stop18h 41m

Dublin

Wed 1/21

9:00 am-1:05 pm

2 stops33h 05m

$456

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 3/9

2:35 pm-10:20 am

1 stop15h 45m

Dublin

Mon 3/16

8:00 am-7:42 pm

2 stops39h 42m

$456

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Thu 1/29

8:29 am-8:10 am

1 stop18h 41m

Dublin

Fri 2/6

9:00 am-1:05 pm

2 stops33h 05m

$456

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 2/6

5:35 am-8:10 am

1 stop21h 35m

Dublin

Fri 2/13

9:00 am-1:23 pm

2 stops33h 23m

$456

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Fri 1/9

2:05 pm-8:10 am

1 stop13h 05m

Dublin

Wed 1/21

9:00 am-2:48 pm

2 stops34h 48m

$456

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Mon 1/26

11:10 am-7:30 am

2 stops15h 20m

Dublin

Mon 2/2

9:00 am-12:59 pm

2 stops32h 59m

$460

LouisvilleDublin

SDF - DUB

SDFDUB

Louisville Intl

Sun 3/1

9:00 am-7:10 am

2 stops17h 10m

Dublin

Wed 3/11

8:00 am-10:13 pm

2 stops42h 13m

$462

LouisvilleMilan

SDF - MXP

SDFMXP

Louisville Intl

Thu 1/22

1:50 pm-7:30 am

1 stop11h 40m

Milan Malpensa

Fri 2/6

9:45 am-7:31 pm

1 stop15h 46m

$471

LouisvilleMilan

SDF - MXP

SDFMXP

Louisville Intl

Fri 2/6

2:05 pm-12:35 pm

2 stops16h 30m

Milan Malpensa

Thu 2/12

9:45 am-7:25 pm

1 stop15h 40m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 60 results
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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, September is the cheapest month in which you can book a flight from Louisville to Europe (average of $338). Flying from Louisville to Europe in July is currently the most expensive (average of $671). 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.

What is the cheapest time of day to fly from SDF to EU?

Find hourly flight availability from Louisville to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 24, 2025.

It’s optimal to fly from Louisville to Europe in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Louisville to Europe?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Europe. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Louisville to Europe flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Europe. Reviews last updated December 24, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American 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.
Delta
7.9
Good
8,013 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,013 reviews
Delta
7.9
Good
8,013 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,111 reviews
Delta
7.9
Good
8,013 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,013 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,653 reviews
Delta
7.9
Good
8,013 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,609 reviews
Delta
7.9
Good
8,013 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 12h 40m. Fly via Lufthansa, United Airlines, or KLM to get the fastest option. The distance from Louisville to Europe is about 3757 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 Aer Lingus ($386), Delta ($394), and United Airlines ($398).

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

    The most popular route from Louisville to Europe is Louisville Intl - Paris Charles de Gaulle. You may also consider Louisville Intl - London Heathrow or Louisville Intl - Milan Malpensa.

  • 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, September is the cheapest month in which you can book a flight from Louisville to Europe (average of $338). Flying from Louisville to Europe in July is currently the most expensive (average of $671). 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

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Top 10 airlines flying from Louisville to Europe

Discover the top 10 airlines that operate flights from Louisville to Europe. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$905FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$483Average$997FlexibilityNo cancel feeOn-time71%
KLMCheapest$508Average$965FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$514Average$880FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$519Average$1,073FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$531Average$805FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$546Average$575FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$580Average$1,187FlexibilityNo cancel feeOn-time72%
IberiaCheapest$606Average$1,036FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$651Average$980FlexibilityNo cancel feeOn-time76%

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