$65+ Cheap flights from Austin to Louisville (AUS - SDF)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SDF
Feb 26 — Mar 51
1 adult, Economy
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Find cheap flights from Austin to Louisville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Austin Bergstrom to Louisville Intl are usually found in February or August, booked 68 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Austin to Louisville
Cheapest flights from Austin to LouisvilleExplore the most affordable flight options available from Austin to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
Explore the most affordable flight options available from Austin to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:15 am
AUS
- SDF
1 stop26h 50m
Spirit Airlines
Sun 2/223:33 pm
SDF
- AUS
1 stop19h 56m
Spirit Airlines
Deal found 1/25![Spirit Airlines logo]()
$199
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:15 am
AUS
- SDF
1 stop6h 23m
Spirit Airlines
Thu 2/263:33 pm
SDF
- AUS
1 stop6h 20m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$210
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:15 am
AUS
- SDF
1 stop26h 50m
Spirit Airlines
Mon 2/231:19 pm
SDF
- AUS
1 stop27h 45m
Spirit Airlines
Deal found 1/25![Spirit Airlines logo]()
$225
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:34 am
AUS
- SDF
1 stop26h 04m
Spirit Airlines
Fri 2/271:19 pm
SDF
- AUS
1 stop27h 45m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:25 am
AUS
- SDF
1 stop30h 13m
Spirit Airlines
Sat 2/1412:00 pm
SDF
- AUS
1 stop9h 53m
Spirit Airlines
Deal found 1/25![Spirit Airlines logo]()
$238
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:27 pm
AUS
- SDF
1 stop14h 11m
Spirit Airlines
Tue 4/213:33 pm
SDF
- AUS
1 stop7h 02m
Spirit Airlines
Deal found 1/25![Spirit Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:10 am
AUS
- SDF
2 stops30h 16m
Multiple Airlines
Sun 3/83:33 pm
SDF
- AUS
1 stop19h 56m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/144:59 pm
AUS
- SDF
2 stops19h 27m
Multiple Airlines
Wed 2/181:19 pm
SDF
- AUS
1 stop27h 45m
Multiple Airlines
Deal found 1/24![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:41 pm
AUS
- SDF
2 stops17h 57m
Multiple Airlines
Fri 2/271:19 pm
SDF
- AUS
1 stop27h 45m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$263
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:08 pm
AUS
- SDF
1 stop25h 25m
Spirit Airlines
Sun 3/223:33 pm
SDF
- AUS
1 stop20h 33m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$270
This Priceline deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:20 am
AUS
- SDF
1 stop6h 13m
Spirit Airlines
Fri 3/2712:03 pm
SDF
- AUS
1 stop6h 16m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$274
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/112:08 pm
AUS
- SDF
1 stop25h 25m
Spirit Airlines
Thu 4/303:33 pm
SDF
- AUS
1 stop20h 41m
Spirit Airlines
Deal found 1/25![Spirit Airlines logo]()
$278
Find flight deals from Austin to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $190 (Priceline) |
One-way from | $65 (Expedia) |
Popular in | May |
Cheapest in | February |
Average price | $393 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Austin to Louisville that are best for you.
Fly from
Austin
Fly to
Louisville
Route
Depart
Return
Price
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Tue 2/24
7:15 am-2:38 pm
1 stop6h 23m
Louisville Intl
Thu 2/26
3:33 pm-8:53 pm
1 stop6h 20m
$210
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Wed 3/4
6:10 am-1:26 pm
2 stops30h 16m
Louisville Intl
Sun 3/8
3:33 pm-10:29 am
1 stop19h 56m
$249
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Wed 4/1
12:08 pm-2:33 pm
1 stop25h 25m
Louisville Intl
Thu 4/30
3:33 pm-11:14 am
1 stop20h 41m
$278
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Sat 2/14
4:59 pm-2:38 pm
2 stops20h 39m
Louisville Intl
Wed 2/18
1:19 pm-8:53 pm
3 stops32h 34m
$295
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Wed 3/18
7:20 am-8:36 am
2 stops24h 16m
Louisville Intl
Sun 3/22
3:33 pm-11:06 am
1 stop20h 33m
$309
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Wed 3/4
3:50 pm-10:13 pm
1 stop5h 23m
Louisville Intl
Sun 3/8
6:00 am-11:23 am
1 stop6h 23m
$326
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Sat 2/28
5:30 am-11:27 am
1 stop4h 57m
Louisville Intl
Sat 3/7
5:33 am-9:48 am
1 stop5h 15m
$329
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Mon 2/16
4:27 pm-12:13 am
1 stop6h 46m
Louisville Intl
Wed 2/18
6:12 pm-11:53 pm
1 stop6h 41m
$329
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 3/12
7:20 am-2:33 pm
1 stop6h 13m
Louisville Intl
Sun 3/15
3:33 pm-11:06 am
1 stop20h 33m
$330
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Wed 4/1
1:24 pm-9:16 pm
1 stop6h 52m
Louisville Intl
Thu 4/30
7:22 pm-9:15 pm
Nonstop2h 53m
$331
Showing 1-10 of 19 results
Compare providers for flights from Austin to Louisville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Louisville in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Austin-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Austin to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from Austin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Austin to Louisville
How far ahead should I book a flight from Austin to Louisville?
Use this chart to determine the optimal time to book a round-trip flight from Austin to Louisville. Price data was last updated on January 23, 2026.
To ensure you get the cheapest price possible for a flight from Austin to Louisville, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Austin to Louisville?
Currently, September is the cheapest month in which you can book a flight from Austin to Louisville (average of $56). Flying from Austin to Louisville in March is currently the most expensive (average of $118). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Austin to Louisville?
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated January 27, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Austin to Louisville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Austin to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Louisville?
Book flights to Louisville if you plan to visit one of these locationsShepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Austin to Louisville
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Austin to Louisville
Discover the top 4 airlines that operate flights from Austin to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$199 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$391 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$419 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$277 | Average$415 | FlexibilityNo cancel fee | On-time69% |