$129+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SDF
Apr 9 — Apr 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 June 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
Best
Last-minute
One-way
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 March 10, 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 March 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/254:59 pm
AUS
- SDF
1 stop20h 34m
Multiple Airlines
Mon 3/309:13 pm
SDF
- AUS
1 stop19h 51m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/66:12 am
AUS
- SDF
1 stop28h 35m
Multiple Airlines
Mon 4/137:48 pm
SDF
- AUS
1 stop21h 16m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/266:12 am
AUS
- SDF
1 stop7h 21m
Multiple Airlines
Mon 3/309:13 pm
SDF
- AUS
1 stop28h 11m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/78:12 pm
AUS
- SDF
1 stop14h 02m
Multiple Airlines
Mon 4/137:48 pm
SDF
- AUS
1 stop21h 16m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Fri 6/126:00 am
AUS
- SDF
1 stop13h 30m
Multiple Airlines
Sun 6/146:55 pm
SDF
- AUS
1 stop16h 09m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$242
This CheapOair deal was found by Cheapflights users on 3/6. 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 4/64:59 pm
AUS
- SDF
1 stop17h 48m
Spirit Airlines
Sun 4/123:33 pm
SDF
- AUS
1 stop25h 31m
Spirit Airlines
Deal found 3/6![Spirit Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/14:59 pm
AUS
- SDF
1 stop20h 34m
Multiple Airlines
Mon 4/69:13 pm
SDF
- AUS
1 stop28h 11m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 3/254:59 pm
AUS
- SDF
1 stop20h 34m
Spirit Airlines
Tue 3/3112:42 pm
SDF
- AUS
1 stop12h 42m
Spirit Airlines
Deal found 3/9![Spirit Airlines logo]()
$252
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 March 10, 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 March 10, 2026.
This United Airlines deal was found by Cheapflights users on 3/9. 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 4/72:10 pm
AUS
- SDF
1 stop4h 50m
United Airlines
Tue 4/143:30 pm
SDF
- AUS
1 stop5h 29m
United Airlines
Deal found 3/9![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 3/5. 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 5/145:00 am
AUS
- SDF
1 stop5h 35m
Southwest
Sun 5/175:50 am
SDF
- AUS
1 stop6h 15m
Southwest
Deal found 3/5![Southwest logo]()
$366
This Delta deal was found by Cheapflights users on 3/7. 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.
Thu 5/148:00 am
AUS
- SDF
1 stop4h 51m
Delta
Sun 5/177:59 pm
SDF
- AUS
1 stop5h 32m
Delta
Deal found 3/7![Delta logo]()
$401
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 5/97:00 am
AUS
- SDF
1 stop5h 22m
United Airlines
Sat 5/165:52 pm
SDF
- AUS
1 stop5h 57m
United Airlines
Deal found 3/7![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 3/9. 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 4/18:00 am
AUS
- SDF
2 stops6h 55m
Southwest
Thu 4/26:35 am
SDF
- AUS
2 stops6h 15m
Southwest
Deal found 3/9![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 5/232:30 pm
AUS
- SDF
2 stops8h 29m
United Airlines
Sun 5/315:20 am
SDF
- AUS
1 stop5h 10m
United Airlines
Deal found 3/7![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 3/8. 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 4/98:00 am
AUS
- SDF
1 stop5h 00m
Southwest
Sat 4/1110:45 am
SDF
- AUS
1 stop8h 20m
Southwest
Deal found 3/8![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 3/5. 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 3/315:30 am
AUS
- SDF
2 stops10h 11m
United Airlines
Thu 4/25:00 am
SDF
- AUS
2 stops11h 24m
United Airlines
Deal found 3/5![United Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 3/8. 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 6/42:10 pm
AUS
- SDF
2 stops9h 15m
Southwest
Sat 6/65:50 am
SDF
- AUS
2 stops12h 35m
Southwest
Deal found 3/8![Southwest logo]()
$429
This United Airlines deal was found by Cheapflights users on 3/6. 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 5/265:30 am
AUS
- SDF
1 stop5h 24m
United Airlines
Fri 5/299:00 am
SDF
- AUS
2 stops11h 57m
United Airlines
Deal found 3/6![United Airlines logo]()
$441
Last-minute flights from Austin to LouisvilleDiscover last-minute flight deals from Austin to Louisville. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Louisville. Data last updated March 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/254:59 pm
AUS
- SDF
1 stop20h 34m
Multiple Airlines
Mon 3/309:13 pm
SDF
- AUS
1 stop19h 51m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 3/254:59 pm
AUS
- SDF
1 stop20h 34m
Spirit Airlines
Tue 3/3112:42 pm
SDF
- AUS
1 stop12h 42m
Spirit Airlines
Deal found 3/9![Spirit Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/266:12 am
AUS
- SDF
1 stop7h 21m
Multiple Airlines
Mon 3/309:13 pm
SDF
- AUS
1 stop28h 11m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 3/266:12 am
AUS
- SDF
1 stop7h 21m
Spirit Airlines
Tue 3/3112:42 pm
SDF
- AUS
1 stop12h 42m
Spirit Airlines
Deal found 3/9![Spirit Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/14:59 pm
AUS
- SDF
1 stop20h 34m
Multiple Airlines
Mon 4/69:13 pm
SDF
- AUS
1 stop28h 11m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/66:12 am
AUS
- SDF
1 stop28h 35m
Multiple Airlines
Mon 4/137:48 pm
SDF
- AUS
1 stop21h 16m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$224
This CheapOair deal was found by Cheapflights users on 3/6. 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 4/64:59 pm
AUS
- SDF
1 stop17h 48m
Spirit Airlines
Sun 4/123:33 pm
SDF
- AUS
1 stop25h 31m
Spirit Airlines
Deal found 3/6![Spirit Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/78:12 pm
AUS
- SDF
1 stop14h 02m
Multiple Airlines
Mon 4/137:48 pm
SDF
- AUS
1 stop21h 16m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$234
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 March 10, 2026.
Search for one-way flight options from Austin to Louisville. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 4/64:59 pm
AUS
- SDF
1 stop17h 48m
Spirit Airlines
Deal found 3/5![Spirit Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Fri 5/86:00 am
AUS
- SDF
1 stop11h 58m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 4/78:12 pm
AUS
- SDF
1 stop14h 02m
Spirit Airlines
Deal found 3/5![Spirit Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 3/304:59 pm
AUS
- SDF
1 stop17h 48m
Spirit Airlines
Deal found 3/10![Spirit Airlines logo]()
$140
This Cheapflightsfares deal was found by Cheapflights users on 3/8. 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.
Thu 5/76:00 am
AUS
- SDF
1 stop10h 04m
Spirit Airlines
Deal found 3/8![Spirit Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 5/128:00 am
AUS
- SDF
2 stops23h 36m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 5/58:00 am
AUS
- SDF
2 stops23h 36m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/46:00 am
AUS
- SDF
1 stop10h 04m
Spirit Airlines
Deal found 3/8![Spirit Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 5/46:00 am
AUS
- SDF
1 stop11h 58m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$152
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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $223 (Kiwi.com) |
One-way from | $129 (Kiwi.com) |
Popular in | May |
Cheapest in | June |
Average price | $405 |
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 March 10, 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
Quickest round-trip
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Tue 4/7
2:10 pm-8:00 pm
1 stop4h 50m
Louisville Intl
Tue 4/14
3:30 pm-7:59 pm
1 stop5h 29m
$319
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Sat 5/9
7:00 am-1:22 pm
1 stop5h 22m
Louisville Intl
Sat 5/16
5:52 pm-10:49 pm
1 stop5h 57m
$337
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 5/14
5:00 am-11:35 am
1 stop5h 35m
Louisville Intl
Sun 5/17
5:50 am-11:05 am
1 stop6h 15m
$366
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Sat 5/23
2:30 pm-11:59 pm
2 stops8h 29m
Louisville Intl
Sun 5/31
5:20 am-9:30 am
1 stop5h 10m
$389
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 5/14
8:00 am-1:51 pm
1 stop4h 51m
Louisville Intl
Sun 5/17
7:59 pm-12:31 am
1 stop5h 32m
$401
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Wed 4/1
8:00 am-3:55 pm
2 stops6h 55m
Louisville Intl
Thu 4/2
6:35 am-11:50 am
2 stops6h 15m
$403
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Tue 3/31
5:30 am-4:41 pm
2 stops10h 11m
Louisville Intl
Thu 4/2
5:00 am-3:24 pm
2 stops11h 24m
$412
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 4/9
8:00 am-2:00 pm
1 stop5h 00m
Louisville Intl
Sat 4/11
10:45 am-6:05 pm
1 stop8h 20m
$426
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Thu 6/4
2:10 pm-12:25 am
2 stops9h 15m
Louisville Intl
Sat 6/6
5:50 am-5:25 pm
2 stops12h 35m
$429
AustinLouisville
AUS - SDF
AUSSDF
Austin Bergstrom
Tue 5/26
5:30 am-11:54 am
1 stop5h 24m
Louisville Intl
Fri 5/29
9:00 am-7:57 pm
2 stops11h 57m
$441
Showing 1-10 of 22 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 March.
| 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.
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?
Use this chart to determine the optimal time to book a round-trip flight from Austin to Louisville. Price data was last updated on March 6, 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 February is currently the most expensive (average of $205). 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.
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 March 10, 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.
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Louisville flight routes
Other flight options
Other flights from Austin
Popular flights
Alternative routes for Austin to Louisville
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Louisville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Louisville by cabin class
Find flights from Austin to Louisville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 March 10, 2026.
Austin and Louisville flights
Browse other Austin and Louisville flight options. Last updated on March 10, 2026.
Other flights from Austin
Browse through other flights departing from Austin. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$199 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$244 | Average$394 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$413 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$277 | Average$386 | FlexibilityNo cancel fee | On-time69% |