$453 Cheap Flights from Stuttgart (STR) to Louisville (SDF)

View $453 flight on Sun, Jun 14, 2026Opens in a new window

Popular airlines from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF)

Cheap Flights from Stuttgart to Louisville (STR-SDF)

Prices were available within the past 7 days and start at $453 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF) cost?
Snag a cheap one-way flight from $453 or cheap return flight from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF)?
is the least expensive month to fly from STR to SDF. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from STR to SDF. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF)?
There are no daily nonstop flights available from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from STR to SDF?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF)?
Choose a flight from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF) last-minute?
Booking your flight from STR to SDF shortly before your trip is generally more expensive. But if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a STR to SDF flight and hotel package?
Securing a STR to SDF flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Stuttgart Airport (STR) to Louisville Intl. Airport (SDF)?
Generally, it's possible to cancel or reschedule your STR to SDF flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Stuttgart
Destination airport
Louisville Intl.
Distance
4503 mi

Book with confidence

Book with confidence

Stuttgart to Louisville Flights

The cheapest times to fly from Stuttgart to Louisville

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 Stuttgart to Louisville are during the month of . You can find some of the cheapest flights from Stuttgart to Louisville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Stuttgart to Louisville

Sunday is one of the best days to book for cheap flights from Stuttgart to Louisville: 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 Stuttgart to Louisville

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 Stuttgart to Louisville in 2025. You can also book with separate airlines for your outbound and return journeys, from $453 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 Stuttgart to Louisville 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 Stuttgart to Louisville 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.

 

Stuttgart to Louisville Flights

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*Available to One Key members.