$113+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SDF
May 25 — Jun 11
Round-trip
1 adult, Economy
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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 April 25, 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 April 25, 2026.
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/203:36 pm
AUS
- SDF
1 stop5h 32m
American Airlines
Wed 5/271:21 pm
SDF
- AUS
1 stop5h 01m
American Airlines
Deal found 4/20![American Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:45 pm
AUS
- SDF
1 stop5h 14m
United Airlines
Wed 5/273:30 pm
SDF
- AUS
1 stop5h 27m
United Airlines
Deal found 4/22![United Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 4/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:35 am
AUS
- SDF
2 stops7h 10m
Southwest
Wed 5/2712:10 pm
SDF
- AUS
1 stop4h 25m
Southwest
Deal found 4/22![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:40 pm
AUS
- SDF
1 stop7h 10m
Delta
Thu 9/108:20 am
SDF
- AUS
1 stop6h 21m
Delta
Deal found 4/23![Delta logo]()
$290
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:30 am
AUS
- SDF
2 stops6h 45m
Southwest
Thu 9/1011:50 am
SDF
- AUS
1 stop7h 00m
Southwest
Deal found 4/23![Southwest logo]()
$296
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:38 pm
AUS
- SDF
1 stop4h 47m
Delta
Fri 5/293:29 pm
SDF
- AUS
1 stop7h 33m
Delta
Deal found 4/23![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:55 pm
AUS
- SDF
1 stop4h 05m
Southwest
Fri 5/296:55 am
SDF
- AUS
2 stops5h 30m
Southwest
Deal found 4/23![Southwest logo]()
$341
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:20 pm
AUS
- SDF
1 stop4h 39m
United Airlines
Wed 5/1311:11 am
SDF
- AUS
1 stop6h 08m
United Airlines
Deal found 4/23![United Airlines logo]()
$344
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:00 am
AUS
- SDF
1 stop5h 00m
Southwest
Wed 5/137:00 am
SDF
- AUS
2 stops5h 50m
Southwest
Deal found 4/23![Southwest logo]()
$350
This Southwest deal was found by Cheapflights users on 4/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:45 am
AUS
- SDF
1 stop3h 55m
Southwest
Fri 6/53:35 pm
SDF
- AUS
1 stop6h 20m
Southwest
Deal found 4/21![Southwest logo]()
$354
Best flights from Austin to LouisvilleDiscover carefully curated flight deals from Austin to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
Discover carefully curated flight deals from Austin to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:48 pm
AUS
- SDF
1 stop6h 03m
Delta
Fri 5/2910:39 am
SDF
- AUS
1 stop5h 28m
Delta
Deal found 4/24![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:30 am
AUS
- SDF
2 stops8h 17m
United Airlines
Wed 5/273:30 pm
SDF
- AUS
1 stop6h 55m
United Airlines
Deal found 4/20![United Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Thu 7/235:49 pm
AUS
- SDF
2 stops20h 02m
Multiple Airlines
Sun 7/266:55 pm
SDF
- AUS
1 stop16h 05m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$406
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:25 pm
AUS
- SDF
1 stop7h 30m
Southwest
Sat 7/117:10 pm
SDF
- AUS
1 stop4h 50m
Southwest
Deal found 4/23![Southwest logo]()
$407
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1912:15 pm
AUS
- SDF
1 stop6h 45m
United Airlines
Sat 5/236:00 am
SDF
- AUS
2 stops8h 24m
United Airlines
Deal found 4/22![United Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:30 am
AUS
- SDF
1 stop4h 23m
Delta
Tue 6/236:00 am
SDF
- AUS
1 stop6h 04m
Delta
Deal found 4/21![Delta logo]()
$407
This Southwest deal was found by Cheapflights users on 4/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/52:10 pm
AUS
- SDF
2 stops9h 15m
Southwest
Mon 6/86:05 pm
SDF
- AUS
2 stops5h 40m
Southwest
Deal found 4/25![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:31 pm
AUS
- SDF
1 stop5h 19m
Delta
Sat 5/167:05 am
SDF
- AUS
1 stop7h 38m
Delta
Deal found 4/21![Delta logo]()
$410
This Southwest deal was found by Cheapflights users on 4/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/255:35 am
AUS
- SDF
2 stops7h 50m
Southwest
Sun 6/286:35 pm
SDF
- AUS
1 stop6h 35m
Southwest
Deal found 4/24![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 4/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:35 am
AUS
- SDF
2 stops7h 50m
Southwest
Mon 6/226:15 am
SDF
- AUS
2 stops9h 25m
Southwest
Deal found 4/20![Southwest logo]()
$457
Last-minute flights from Austin to LouisvilleDiscover last-minute flight deals from Austin to Louisville. Data last updated April 25, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Louisville. Data last updated April 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:20 pm
AUS
- SDF
1 stop4h 39m
United Airlines
Wed 5/1311:11 am
SDF
- AUS
1 stop6h 08m
United Airlines
Deal found 4/23![United Airlines logo]()
$344
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:00 am
AUS
- SDF
1 stop5h 00m
Southwest
Wed 5/137:00 am
SDF
- AUS
2 stops5h 50m
Southwest
Deal found 4/23![Southwest logo]()
$350
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:47 pm
AUS
- SDF
1 stop6h 12m
United Airlines
Mon 5/186:00 am
SDF
- AUS
1 stop6h 16m
United Airlines
Deal found 4/23![United Airlines logo]()
$361
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/203:36 pm
AUS
- SDF
1 stop5h 32m
American Airlines
Wed 5/271:21 pm
SDF
- AUS
1 stop5h 01m
American Airlines
Deal found 4/20![American Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:45 pm
AUS
- SDF
1 stop5h 14m
United Airlines
Wed 5/273:30 pm
SDF
- AUS
1 stop5h 27m
United Airlines
Deal found 4/22![United Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 4/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:35 am
AUS
- SDF
2 stops7h 10m
Southwest
Wed 5/2712:10 pm
SDF
- AUS
1 stop4h 25m
Southwest
Deal found 4/22![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/222:16 pm
AUS
- SDF
1 stop8h 36m
Delta
Sat 5/235:47 pm
SDF
- AUS
1 stop7h 44m
Delta
Deal found 4/22![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:16 pm
AUS
- SDF
1 stop8h 36m
Delta
Fri 5/296:05 am
SDF
- AUS
1 stop8h 16m
Delta
Deal found 4/22![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:55 pm
AUS
- SDF
1 stop4h 05m
Southwest
Fri 5/296:55 am
SDF
- AUS
2 stops5h 30m
Southwest
Deal found 4/23![Southwest logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Sun 5/315:47 pm
AUS
- SDF
2 stops14h 41m
Multiple Airlines
Thu 6/46:55 pm
SDF
- AUS
1 stop16h 09m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$359
One-way flights from Austin to LouisvilleSearch for one-way flight options from Austin to Louisville. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
Search for one-way flight options from Austin to Louisville. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Tue 5/195:47 pm
AUS
- SDF
2 stops16h 47m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 6/255:38 pm
AUS
- SDF
2 stops37h 58m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$137
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:00 pm
AUS
- SDF
1 stop6h 25m
Delta
Deal found 4/21![Delta logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Tue 7/215:38 pm
AUS
- SDF
2 stops13h 58m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Tue 5/265:47 pm
AUS
- SDF
2 stops16h 47m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$153
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:40 pm
AUS
- SDF
1 stop5h 19m
Delta
Deal found 4/21![Delta logo]()
$159
This United Airlines deal was found by Cheapflights users on 4/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:30 am
AUS
- SDF
2 stops7h 22m
United Airlines
Deal found 4/21![United Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/188:48 pm
AUS
- SDF
2 stops37h 46m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Mon 6/2210:37 am
AUS
- SDF
2 stops44h 59m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$166
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:38 pm
AUS
- SDF
1 stop4h 47m
Delta
Deal found 4/21![Delta logo]()
$167
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 April 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $269 (United Airlines) |
One-way from | $113 (Kiwi.com) |
Popular in | April |
Cheapest in | August |
Average price | $718 |
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 April 25, 2026.
Use the filters below to find and compare flights from Austin to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Tue 5/26
2:48 pm-9:51 pm
1 stop6h 03m
Louisville Intl
Fri 5/29
10:39 am-3:07 pm
1 stop5h 28m
$317
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Wed 5/20
5:30 am-2:47 pm
2 stops8h 17m
Louisville Intl
Wed 5/27
3:30 pm-9:25 pm
1 stop6h 55m
$372
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Tue 5/19
12:15 pm-8:00 pm
1 stop6h 45m
Louisville Intl
Sat 5/23
6:00 am-1:24 pm
2 stops8h 24m
$381
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 7/23
5:49 pm-2:51 pm
2 stops20h 02m
Louisville Intl
Sun 7/26
6:55 pm-10:00 am
1 stop16h 05m
$406
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 7/9
1:25 pm-9:55 pm
1 stop7h 30m
Louisville Intl
Sat 7/11
7:10 pm-11:00 pm
1 stop4h 50m
$407
Quickest round-trip
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Fri 6/19
6:30 am-11:53 am
1 stop4h 23m
Louisville Intl
Tue 6/23
6:00 am-11:04 am
1 stop6h 04m
$407
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Sat 5/9
1:31 pm-7:50 pm
1 stop5h 19m
Louisville Intl
Sat 5/16
7:05 am-1:43 pm
1 stop7h 38m
$410
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Fri 6/5
2:10 pm-12:25 am
2 stops9h 15m
Louisville Intl
Mon 6/8
6:05 pm-10:45 pm
2 stops5h 40m
$427
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 6/25
5:35 am-2:25 pm
2 stops7h 50m
Louisville Intl
Sun 6/28
6:35 pm-12:10 am
1 stop6h 35m
$432
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Fri 6/19
5:35 am-2:25 pm
2 stops7h 50m
Louisville Intl
Mon 6/22
6:15 am-2:40 pm
2 stops9h 25m
$457
Showing 1-10 of 18 resultsSorted by cheapest first
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 April.
| 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 | |
| Price Accuracy- | Trust Score*1 star |
- 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.
AUS-SDF
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?
To ensure you get the cheapest price possible for a flight from Austin to Louisville, you should look to book at least 51 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, August is the cheapest month in which you can book a flight from Austin to Louisville (average of $313). Flying from Austin to Louisville in April is currently the most expensive (average of $718). 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 April 25, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited 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
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Elizabethtown
Corydon
Jeffersonville
Bardstown
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
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Other flights to Louisville
Explore flights to Louisville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 25, 2026.
Austin and Louisville flights
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Browse through other flights departing from Austin. Flights are based on user searches made on Cheapflights and were last updated on April 25, 2026.
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Top 5 airlines flying from Austin to Louisville
Discover the top 5 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 April 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$277 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$138 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$244 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$413 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$277 | Average$386 | FlexibilityNo cancel fee | On-time69% |