$200 Cheap Flights from South Bend (SBN) to Louisville (SDF)

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Find available prices by choosing your travel dates.

Cheap Flights from South Bend to Louisville (SBN-SDF)

Prices were available within the past 7 days and start at $200 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
United
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United
American Airlines
Flights from South Bend (SBN) to Louisville (SDF)
Origin airport
South Bend Intl.
Destination airport
Louisville Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$218
Distance
244 mi

South Bend to Louisville Flights

The cheapest times to fly from South Bend 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 South Bend to Louisville are during the month of May. You can find some of the cheapest flights from South Bend to Louisville with Expedia's search tool and vast selection of airlines.

The best time to book a flight from South Bend to Louisville

Sunday is one of the best days to book for cheap flights from South Bend 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 South Bend 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 South Bend to Louisville in 2025. You can also book with separate airlines for your outbound and return journeys, from $200 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 South Bend 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 South Bend 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.

Frequently asked questions

Is it cheaper to buy a plane ticket from South Bend Intl. Airport (SBN) to Louisville Intl. Airport (SDF) last minute?
When it’s time to book your flights, being prepared pays off. While it’s possible to find a deal on a South Bend Intl. Airport (SBN) to Louisville Intl. Airport (SDF) flight at the last minute, tickets usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days in advance. For international trips it’s three to four months.
What airports do you fly into for Louisville from South Bend?
Louisville Intl. Airport (SDF), Bowman Field Airport (LOU) and Bardstown, KY (BRY-Samuels Field) are your choices when jetting off from South Bend to Louisville. About 5 mi south of the heart of Louisville, Louisville Intl. Airport (SDF) is the city’s principal hub. Consider factors like flight schedules and the distance to your hotel before settling on an airport. Churchill Downs and KFC Yum Center are a couple of awesome attractions to add to your must-see list when you arrive at your destination.
Can I change the date of my flight from South Bend Airport to Louisville Muhammad Ali Intl. Airport?
You can make changes to your South Bend Airport to Louisville Intl. Airport (SDF) ticket through the Expedia Trips portal. But before you begin, check the rules and conditions in your itinerary to see what the carrier will let you do and whether fees apply. Some airlines have a change fee per person, plus any difference in prices. However, if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also head to our Customer Service portal for more information and to connect with our Virtual Agent.

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*Available to One Key members.