Cheap Flights from Louisville (SDF) to Lafayette (LAF)

Popular airlines from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University)

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Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University) cost?
Grab a cheap one-way flight or cheap return flight from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University)?
The cheapest month to fly from SDF to LAF is , when demand is low. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from SDF to LAF. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University)?
You'll have to catch a flight with a layover when traveling from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from SDF to LAF?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University)?
To avoid possible delays on the Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University) last-minute?
Booking your plane ticket from SDF to LAF shortly before your journey is generally more expensive. But if you're flexible with your departure times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a SDF to LAF flight and hotel package?
Securing a SDF to LAF flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our extensive range of hotels and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Lafayette, IN (LAF-Purdue University)?
If you booked your SDF to LAF flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Louisville Intl.
Destination airport
Purdue University
Distance
166 mi

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Louisville to Lafayette Flights

The cheapest times to fly from Louisville to Lafayette

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

 

The best time to book a flight from Louisville to Lafayette

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

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 Lafayette in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Lafayette 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 Lafayette 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.

 

Louisville to Lafayette Flights

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