$458 Cheap Flights from Louisville (SDF) to Frankfurt (FRA)

Popular airlines from Louisville Intl. Airport (SDF) to Frankfurt Airport (FRA)

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Find available prices by choosing your travel dates.

Cheap Flights from Louisville to Frankfurt (SDF-FRA)

Prices were available within the past 7 days and start at $458 for one-way flights and $688 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Air Canada
American Airlines
Delta
British Airways
United
Virgin Atlantic
Virgin Atlantic
Virgin Atlantic
Lufthansa
Flights from Louisville (SDF) to Frankfurt (FRA)
Origin airport
Louisville Intl.
Destination airport
Frankfurt Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic
Roundtrip price
$687
Distance
4432 mi

Louisville to Frankfurt Flights

The cheapest times to fly from Louisville to Frankfurt

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Louisville to Frankfurt are during the month of August. You can find some of the cheapest flights from Louisville to Frankfurt with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Louisville to Frankfurt

Sunday is one of the best days to book for cheap flights from Louisville to Frankfurt: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Louisville to Frankfurt

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Louisville to Frankfurt in 2025. You can also book with separate airlines for your outbound and return journeys, from $458 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Louisville to Frankfurt flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Louisville to Frankfurt airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to FRA last minute?
Being a spontaneous soul is a fabulous way to explore the globe, but it isn’t always the smartest method to score a bargain flight. Consider booking your SDF to Frankfurt Intl. Airport (FRA) journey well ahead of time instead of leaving it to the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save up that spontaneity for when you get to your destination!
What airports do you fly into for Frankfurt from Louisville?
From Louisville, you can fly into Frankfurt through Frankfurt Intl. Airport (FRA), Griesheim Airport (ZCS) and Kelsterbach Airport (QLH). Determine which hub is best for you before you make a decision. If you decide on Frankfurt Intl. Airport (FRA), it’s about 6 mi southwest of downtown. Use the cash you save when booking your trip with Expedia to enjoy the city’s well-known sights, such as Deutsche Bank Park and Alte Oper.
Can I change the date of my flight from SDF to Frankfurt am Main Airport?
Easily make changes to your Louisville Intl. Airport (SDF) to Frankfurt Intl. Airport (FRA) journey through the Expedia Trips portal. But before amending dates or times, check out the rules in your itinerary to learn what the carrier will allow you to do and if fees apply for changes. Some carriers charge a change fee per person, on top of any difference in prices. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also swing by our Customer Service portal for more useful advice and to connect with our Virtual Agent.

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*Available to One Key members.