$149 Cheap Flights from San Jose (SJC) to Louisville (SDF)

Popular airlines from Norman Y. Mineta San Jose Intl. Airport (SJC) to Louisville Intl. Airport (SDF)

Find available prices by choosing your travel dates.

Cheap Flights from San Jose to Louisville (SJC-SDF)

Prices were available within the past 7 days and start at $149 for one-way flights and $346 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Delta
American Airlines
Spirit Airlines
Spirit Airlines
American Airlines
Spirit Airlines
Delta
Southwest Airlines
United
Flights from San Jose (SJC) to Louisville (SDF)
Origin airport
Norman Y. Mineta San Jose Intl.
Destination airport
Louisville Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$346
Distance
1964 mi

San Jose to Louisville Flights

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

The best time to book a flight from San Jose to Louisville

Sunday is one of the best days to book for cheap flights from San Jose 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 San Jose 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 San Jose to Louisville in 2025. You can also book with separate airlines for your outbound and return journeys, from $149 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 San Jose 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 San Jose 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 SJC to SDF last minute?
When it’s time to book your flights, being prepared pays off. While it may be possible to pick up a deal on a San Jose Intl. Airport to Louisville Muhammad Ali Intl. Airport flight at the last minute, fares usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it’s between three and four months.
Can I change the date of my flight from San Jose Intl. Airport to SDF?
It’s a breeze to make changes to your Norman Y. Mineta San Jose Intl. Airport (SJC) to Louisville Muhammad Ali Intl. Airport journey yourself. Access your details via the Expedia Trips portal and click on “change flight.” Look for new flights and secure the one that better fits your plans. You’ll see an estimate of flight change fees that may apply. You can also find your way to our Customer Service portal to connect with our Virtual Agent and quickly get answers to your questions.

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*Available to One Key members.