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Frankfurt

$556+ Cheap flights from Louisville (SDF) to Frankfurt (FRA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — FRA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Frankfurt am Main are usually found in November or August, booked 37 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap flight deals from Louisville to Frankfurt

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Frankfurt (FRA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$632
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$869
From Louisville Intl to Frankfurt am Main
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Highest demand for flights based on searches. 19% potential increase in price ($236 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Louisville to Frankfurt

Cheapest flights from Louisville to Frankfurt
Explore the most affordable flight options available from Louisville to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This AirNGo deal was found by Cheapflights users on 9/9. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/193:11 pmSDF - FRA
1 stop11h 44mVirgin Atlantic
Tue 11/49:50 amFRA - SDF
1 stop20h 11mVirgin Atlantic
Deal found 9/9$556
This Gotogate deal was found by Cheapflights users on 9/9. 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.
Sun 10/197:00 amSDF - FRA
2 stops22h 10mAir Canada
Tue 11/49:45 amFRA - SDF
2 stops40h 59mAir Canada
Deal found 9/9$607
This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 10/193:11 pmSDF - FRA
1 stop11h 44mDelta
Tue 11/410:40 amFRA - SDF
2 stops16h 35mDelta
Deal found 9/9$614
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 12/109:00 amSDF - FRA
2 stops16h 25mUnited Airlines
Mon 12/156:15 pmFRA - SDF
2 stops32h 34mUnited Airlines
Deal found 9/11$632
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 12/117:00 amSDF - FRA
2 stops18h 25mUnited Airlines
Mon 12/156:15 pmFRA - SDF
2 stops32h 34mUnited Airlines
Deal found 9/11$682
This Air Canada deal was found by Cheapflights users on 9/11. 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 12/109:55 amSDF - FRA
2 stops15h 30mMultiple Airlines
Mon 12/159:15 amFRA - SDF
3 stops19h 14mMultiple Airlines
Deal found 9/11$692
This United deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/197:20 pmSDF - FRA
2 stops30h 50mMultiple Airlines
Tue 11/410:05 amFRA - SDF
2 stops29h 54mMultiple Airlines
Deal found 9/9$711
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/194:25 pmSDF - FRA
2 stops19h 20mAir France
Tue 11/49:40 amFRA - SDF
2 stops18h 54mAir France
Deal found 9/9$722
This Air Canada deal was found by Cheapflights users on 9/11. 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.
Thu 12/119:55 amSDF - FRA
2 stops15h 30mMultiple Airlines
Mon 12/1510:15 amFRA - SDF
3 stops18h 14mMultiple Airlines
Deal found 9/11$742

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Frankfurt 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 September 11, 2025.
Use the filters below to find and compare flights from Louisville to Frankfurt am Main Airport that are best for you.

Fly from

Louisville

Fly to

Frankfurt

Route

Depart

Return

Price

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Sun 10/19

3:11 pm-8:55 am

1 stop11h 44m

Frankfurt am Main

Tue 11/4

9:50 am-12:01 am

1 stop20h 11m

$556

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Sun 10/19

7:00 am-11:10 am

2 stops22h 10m

Frankfurt am Main

Tue 11/4

9:45 am-8:44 pm

2 stops40h 59m

$607

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Sun 10/19

3:11 pm-8:55 am

1 stop11h 44m

Frankfurt am Main

Tue 11/4

10:40 am-9:15 pm

2 stops16h 35m

$614

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Sun 10/19

12:54 pm-8:55 am

1 stop14h 01m

Frankfurt am Main

Tue 11/4

10:40 am-8:16 pm

2 stops15h 36m

$614

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Sun 10/19

9:55 am-7:20 am

1 stop15h 25m

Frankfurt am Main

Tue 11/4

11:05 am-11:40 pm

1 stop18h 35m

$614

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Wed 12/10

9:00 am-7:25 am

2 stops16h 25m

Frankfurt am Main

Mon 12/15

6:15 pm-8:49 pm

2 stops32h 34m

$632

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Wed 12/10

9:55 am-7:25 am

2 stops15h 30m

Frankfurt am Main

Mon 12/15

9:15 am-10:29 pm

3 stops19h 14m

$692

LouisvilleFrankfurt am Main

SDF - FRA

SDFFRA

Louisville Intl

Fri 10/24

10:55 am-6:30 am

1 stop13h 35m

Frankfurt am Main

Fri 10/31

12:50 pm-8:44 pm

1 stop12h 54m

$745

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Louisville to Frankfurt

Have a flexible travel schedule? Discover the best time to fly to Frankfurt 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 Frankfurt am Main Airport

How far ahead should I book a flight from Louisville to Frankfurt am Main Airport?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Frankfurt. Price data was last updated on August 29, 2025.

The price you pay for your flight from Louisville to Frankfurt am Main Airport may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Louisville to Frankfurt am Main Airport?

Currently, January is the cheapest month in which you can book a flight from Louisville to Frankfurt am Main Airport (average of $729). Flying from Louisville to Frankfurt am Main Airport in June is currently the most expensive (average of $1,091). 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 FRA?

Find hourly flight availability from Louisville to Frankfurt. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Louisville to Frankfurt am Main Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 8% versus a flight at noon.

Reviews of airlines servicing Frankfurt

Get insights into the airlines that provide service to Frankfurt. 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 Frankfurt. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and United Airlines from Louisville to Frankfurt am Main Airport 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
8.0
Very good
7,960 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,409 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Louisville to Frankfurt. 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 Frankfurt am Main?

    For a flight from Louisville to Frankfurt am Main, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city. Louisville Intl is the only Louisville airport and it handles 0 outbound flights to Frankfurt am Main per day. 6 airlines have flights to Frankfurt am Main from Louisville Intl on a regular basis.

  • How long is the flight from Louisville to Frankfurt am Main Airport?

    For as low as $556, Virgin Atlantic can have you in Frankfurt am Main Airport from Louisville in 11h 44m. Louisville and Frankfurt am Main Airport are separated by a distance of 4430 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Louisville to Frankfurt am Main Airport round-trip?

    Our cheapest airline available from Louisville to Frankfurt am Main Airport is United Airlines. Our recent data shows that you can find tickets from as low as $650 on this airline. Additional options worth looking into are Lufthansa and Delta, starting at $652 and $658 round-trip. United Airlines is currently priced 34% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Louisville to Frankfurt 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 Frankfurt am Main Airport?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Frankfurt am Main Airport (average of $729). Flying from Louisville to Frankfurt am Main Airport in June is currently the most expensive (average of $1,091). 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

Traveling to a place near Frankfurt am Main Airport?

Book flights to Frankfurt am Main Airport if you plan to visit one of these locations
Koblenz
Baden-Baden
Wurzburg
Wiesbaden
Speyer
Trier
Boppard
Mainz

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Alternative routes for Louisville to Frankfurt

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Frankfurt flights
Cincinnati to Frankfurt flights
Knoxville to Frankfurt flights
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Blountville to Frankfurt flights

Top 6 airlines flying from Louisville to Frankfurt

Discover the top 6 airlines that operate flights from Louisville to Frankfurt. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$650Average$884FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$652Average$1,048FlexibilityNo cancel feeOn-time76%
DeltaCheapest$658Average$851FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$677Average$879FlexibilityNo cancel feeOn-time70%
KLMCheapest$683Average$864FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$725Average$992FlexibilityNo cancel feeOn-time71%

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