$128 Cheap Flights from Salt Lake City (SLC) to Louisville (SDF)

View $128 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from Salt Lake City International Airport (SLC) to Louisville Intl. Airport (SDF)

Cheap Flights from Salt Lake City to Louisville (SLC-SDF)

Prices were available within the past 7 days and start at $128 for one-way flights and $255 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Jan 17 - Tue, Jan 20
SLC
Salt Lake City
SDF
Louisville
$255 Roundtrip, found 6 days ago
$255
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jan 17 from Salt Lake City to Louisville, returning Tue, Jan 20, priced at $255 found 6 days ago
Delta
Sat, Jan 17 - Tue, Jan 20
SLC
Salt Lake City
SDF
Louisville
$257 Roundtrip, found 6 days ago
$257
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Jan 17 from Salt Lake City to Louisville, returning Tue, Jan 20, priced at $257 found 6 days ago
Delta
Sat, Jan 17 - Tue, Jan 20
SLC
Salt Lake City
SDF
Louisville
$260 Roundtrip, found 6 days ago
$260
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Jan 17 from Salt Lake City to Louisville, returning Tue, Jan 20, priced at $260 found 6 days ago
Southwest Airlines
Sat, Jan 17 - Tue, Jan 20
SLC
Salt Lake City
SDF
Louisville
$260 Roundtrip, found 6 days ago
$260
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Salt Lake City to Louisville, returning Tue, Jan 20, priced at $260 found 6 days ago
United
Sat, Jan 17 - Tue, Jan 20
SLC
Salt Lake City
SDF
Louisville
$275 Roundtrip, found 6 days ago
$275
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jan 17 from Salt Lake City to Louisville, returning Tue, Jan 20, priced at $275 found 6 days ago
American Airlines
Wed, Dec 31 - Sat, Jan 24
SLC
Salt Lake City
SDF
Louisville
$276 Roundtrip, found 6 hours ago
$276
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Salt Lake City to Louisville, returning Sat, Jan 24, priced at $276 found 6 hours ago
Southwest Airlines
Wed, Jan 14 - Sun, Jan 18
SLC
Salt Lake City
SDF
Louisville
$276 Roundtrip, found 5 days ago
$276
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Jan 14 from Salt Lake City to Louisville, returning Sun, Jan 18, priced at $276 found 5 days ago
Delta
Wed, Jan 14 - Sun, Jan 18
SLC
Salt Lake City
SDF
Louisville
$277 Roundtrip, found 5 days ago
$277
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jan 14 from Salt Lake City to Louisville, returning Sun, Jan 18, priced at $277 found 5 days ago
United
Sun, Jan 18 - Tue, Jan 20
SLC
Salt Lake City
SDF
Louisville
$280 Roundtrip, found 6 days ago
$280
Roundtrip
found 6 days ago
Select United flight, departing Sun, Jan 18 from Salt Lake City to Louisville, returning Tue, Jan 20, priced at $280 found 6 days ago
Alaska Airlines
Fri, Oct 23 - Sun, Oct 25
SLC
Salt Lake City
SDF
Louisville
$693 Roundtrip, found 14 hours ago
$693
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Fri, Oct 23 from Salt Lake City to Louisville, returning Sun, Oct 25, priced at $693 found 14 hours ago

Find the cheapest month to fly from Salt Lake City (SLC) to Louisville (SDF)

August is typically the cheapest month to fly

From $174 - $646 per traveler.

Alternative airports near Louisville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Louisville Intl. SDF. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $577
SDF
Louisville Intl.
CheapestClosest
Average driving time to city center9 min
Flights from $577
Flights from Salt Lake City (SLC) to Louisville (SDF)
Origin airport
Salt Lake City Intl.
Destination airport
Louisville Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$254
Distance
1405 mi

Salt Lake City to Louisville Flights

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

 

The best time to book a flight from Salt Lake City to Louisville

Sunday is one of the best days to book for cheap flights from Salt Lake City 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 Salt Lake City 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 Salt Lake City to Louisville in 2026. You can also book with separate airlines for your outbound and return journeys, from $128 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 Salt Lake City 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 Salt Lake City 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

How much does a flight from Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF) cost?
Grab a cheap one-way flight from $128 or cheap return flight from $255 from Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF)?
Flying in January is a great way to save, as it's the cheapest month for flights between SLC and SDF. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF)?
To find the cheapest airline flying from SLC to SDF, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF)?
There aren't any daily direct flights from Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF). But you can opt for 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 SLC to SDF?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, 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 Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF)?
To avoid possible delays on the Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF) 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 Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF) last-minute?
Last-minute fares from SLC to SDF are generally more expensive. To lock in the lowest prices, start searching for flights as early as possible. That said, if your travel plans are flexible, you may find a cheap ticket right before your trip.
Is it cheaper to book a SLC to SDF flight and hotel package?
Compared with arranging hotels and flights separately, booking a SLC to SDF flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Salt Lake City Intl. Airport (SLC) to Louisville Intl. Airport (SDF)?
If you reserved your SLC to SDF flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.