$126 Cheap Delta flights Austin (AUS) to Louisville (SDF)

View $126 flight on Mon, Nov 24, 2025Opens in a new window

$126 Cheap Delta flights Austin (AUS) to Louisville (SDF)

Prices were available within the past 7 days and start at $126 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 9 - Mon, Dec 15
AUS
Austin
SDF
Louisville
$208 Roundtrip, found 1 day ago
$208
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Dec 9 from Austin to Louisville, returning Mon, Dec 15, priced at $208 found 1 day ago
Delta
Tue, Nov 4 - Wed, Nov 5
AUS
Austin
SDF
Louisville
$229 Roundtrip, found 14 hours ago
$229
Roundtrip
found 14 hours ago
Select Delta flight, departing Tue, Nov 4 from Austin to Louisville, returning Wed, Nov 5, priced at $229 found 14 hours ago
Delta
Tue, Nov 4 - Wed, Nov 5
AUS
Austin
SDF
Louisville
$237 Roundtrip, found 14 hours ago
$237
Roundtrip
found 14 hours ago
Select Delta flight, departing Tue, Nov 4 from Austin to Louisville, returning Wed, Nov 5, priced at $237 found 14 hours ago
Delta
Mon, Nov 24 - Thu, Nov 27
AUS
Austin
SDF
Louisville
$251 Roundtrip, just found
$251
Roundtrip
just found
Select Delta flight, departing Mon, Nov 24 from Austin to Louisville, returning Thu, Nov 27, priced at $251 just found
Delta
Sat, Dec 6 - Fri, Dec 12
AUS
Austin
SDF
Louisville
$261 Roundtrip, found 2 hours ago
$261
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Dec 6 from Austin to Louisville, returning Fri, Dec 12, priced at $261 found 2 hours ago
Delta
Tue, Nov 4 - Wed, Nov 5
AUS
Austin
SDF
Louisville
$264 Roundtrip, found 14 hours ago
$264
Roundtrip
found 14 hours ago
Select Delta flight, departing Tue, Nov 4 from Austin to Louisville, returning Wed, Nov 5, priced at $264 found 14 hours ago
Delta
Mon, Nov 24 - Tue, Dec 2
AUS
Austin
SDF
Louisville
$278 Roundtrip, just found
$278
Roundtrip
just found
Select Delta flight, departing Mon, Nov 24 from Austin to Louisville, returning Tue, Dec 2, priced at $278 just found
Delta
Fri, Oct 31 - Sat, Nov 8
AUS
Austin
SDF
Louisville
$284 Roundtrip, just found
$284
Roundtrip
just found
Select Delta flight, departing Fri, Oct 31 from Austin to Louisville, returning Sat, Nov 8, priced at $284 just found
Flights from Austin (AUS) to Louisville (SDF)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Louisville Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, Spirit Airlines, United
Popular airline
United
Distance
875 mi

Frequently asked questions

How much is a Delta Air Lines flight from Austin-Bergstrom Intl. Airport (AUS) to Louisville Intl. Airport (SDF)?
You can discover budget-friendly return Delta Air Lines flights from $208 from AUS to SDF by filtering your results from "Price (lowest to highest)" on Expedia. Or look for bargains from $126 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from AUS to SDF with Delta Air Lines?
Look for round-trip or one-way flights to Louisville in January or December. You could find lower fares with Delta Air Lines during these off-season months.
What is the cheapest time to book flights from Austin-Bergstrom Intl. Airport (AUS) to Louisville Intl. Airport (SDF) with Delta Air Lines?
Search for cheap Delta Air Lines flights from Austin-Bergstrom Intl. Airport (AUS) to Louisville Intl. Airport (SDF) one to three months ahead of your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Austin-Bergstrom Intl. Airport (AUS) to Louisville Intl. Airport (SDF)?
To figure out if there's a direct journey from AUS to SDF with Delta Air Lines or any other airlines, select the "Nonstop" filter when searching for tickets.
What is the earliest Delta Air Lines flight from AUS to SDF?
Search Delta Air Lines's earliest flights from AUS to SDF by checking the "Early Morning" and "Morning" filters. Not only will you get to where you're going sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Louisville?
Delta Air Lines flights from Austin-Bergstrom Intl. Airport (AUS) to Louisville touch down at Louisville Intl. Airport (SDF). This is the main gateway to this destination.
Why fly with Delta Air Lines from AUS to SDF?
Heading from AUS to SDF with Delta Air Lines means enjoying plenty of perks, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Austin-Bergstrom Intl. Airport (AUS) to Louisville Intl. Airport (SDF)?
Depending on the type of ticket you purchased, a fee will generally apply if you cancel or change your flight more than 24 hours after confirmation. To find tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes when looking for flights. For additional information on canceling or modifying your reservation, head to "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.