Austin

Cheap flights from Louisville to Austin (SDF - AUS) - Compare and Save

SDF — AUS
Nov 1 — Nov 81
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Cheapflights Tip: The best prices from Louisville Intl to Austin Bergstrom are usually found in February or April, booked 44 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Louisville to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Austin (AUS). 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 October 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$221
(Kiwi.com)

One-way from

$68
(Booking.com)

Popular in

March

Cheapest in

February

Average price

$366
Provider with most accurate pricing for Louisville Intl-Austin Bergstrom flight deals.
Provider most trusted by Cheapflights users for Louisville Intl-Austin Bergstrom flights.
From Louisville Intl to Austin Bergstrom
One-way flight from Louisville Intl to Austin Bergstrom
Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in October 2025

Find flight deals from Louisville to Austin

Cheapest flights from Louisville to Austin
Explore the most affordable flight options available from Louisville to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/225:31 pmSDF - AUS
2 stops17h 58mMultiple Airlines
Sun 10/267:20 amAUS - SDF
1 stop25h 11mMultiple Airlines
Deal found 9/30$221
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/68:53 pmSDF - AUS
1 stop13h 21mMultiple Airlines
Sun 11/95:00 amAUS - SDF
1 stop12h 16mMultiple Airlines
Deal found 10/1$225
This Trip.com deal was found by Cheapflights users on 9/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:55 amSDF - AUS
1 stop13h 17mSpirit Airlines
Sun 11/95:00 amAUS - SDF
1 stop12h 16mSpirit Airlines
Deal found 9/30$229
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/149:54 amSDF - AUS
1 stop13h 55mMultiple Airlines
Sun 11/165:00 amAUS - SDF
1 stop12h 16mMultiple Airlines
Deal found 9/30$230
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/225:31 pmSDF - AUS
1 stop24h 28mMultiple Airlines
Sun 10/267:20 amAUS - SDF
1 stop25h 11mMultiple Airlines
Deal found 9/30$235
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/236:58 pmSDF - AUS
1 stop16h 27mMultiple Airlines
Sun 10/267:20 amAUS - SDF
1 stop25h 11mMultiple Airlines
Deal found 9/30$236
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/225:31 pmSDF - AUS
2 stops17h 58mMultiple Airlines
Sun 10/267:20 amAUS - SDF
1 stop25h 11mMultiple Airlines
Deal found 10/1$238
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/295:31 pmSDF - AUS
1 stop22h 53mMultiple Airlines
Wed 11/52:21 pmAUS - SDF
1 stop28h 42mMultiple Airlines
Deal found 9/30$239
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/225:31 pmSDF - AUS
1 stop22h 53mMultiple Airlines
Sun 10/267:20 amAUS - SDF
1 stop25h 11mMultiple Airlines
Deal found 10/1$251
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/149:54 amSDF - AUS
1 stop13h 55mMultiple Airlines
Sun 11/165:56 pmAUS - SDF
2 stops25h 47mMultiple Airlines
Deal found 9/30$264
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/237:15 amSDF - AUS
2 stops13h 46mMultiple Airlines
Sun 10/267:20 amAUS - SDF
1 stop25h 11mMultiple Airlines
Deal found 9/30$266
This American Airlines deal was found by Cheapflights users on 9/30. 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.
Tue 11/1111:19 amSDF - AUS
1 stop7h 42mAmerican Airlines
Thu 11/134:22 pmAUS - SDF
1 stop4h 38mAmerican Airlines
Deal found 9/30$267

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Austin 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 October 2, 2025.
Use the filters below to find and compare flights from Louisville to Austin that are best for you.

Fly from

Louisville

Fly to

Austin

Route

Depart

Return

Price

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 10/22

5:31 pm-10:29 am

2 stops17h 58m

Austin Bergstrom

Sun 10/26

7:20 am-9:31 am

1 stop25h 11m

$221

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 11/14

9:54 am-10:49 pm

1 stop13h 55m

Austin Bergstrom

Sun 11/16

5:00 am-6:16 pm

1 stop12h 16m

$230

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 10/22

5:31 pm-4:59 pm

1 stop24h 28m

Austin Bergstrom

Sun 10/26

7:20 am-9:31 am

1 stop25h 11m

$235

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Thu 10/23

6:58 pm-10:25 am

1 stop16h 27m

Austin Bergstrom

Sun 10/26

7:20 am-9:31 am

1 stop25h 11m

$236

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Thu 10/23

7:15 am-8:01 pm

2 stops13h 46m

Austin Bergstrom

Sun 10/26

7:20 am-9:31 am

1 stop25h 11m

$266

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Tue 11/11

5:30 am-11:00 am

1 stop6h 30m

Austin Bergstrom

Thu 11/13

2:20 pm-12:15 am

2 stops8h 55m

$272

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 11/12

6:00 am-12:36 pm

1 stop7h 36m

Austin Bergstrom

Sat 11/15

5:30 am-2:23 pm

1 stop7h 53m

$274

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Tue 11/11

11:45 am-7:00 pm

2 stops8h 15m

Austin Bergstrom

Thu 11/13

2:20 pm-12:15 am

2 stops8h 55m

$277

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 10/29

5:31 pm-3:24 pm

1 stop22h 53m

Austin Bergstrom

Wed 11/5

2:21 pm-8:58 am

2 stops41h 37m

$282

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Thu 11/6

3:38 pm-10:24 pm

1 stop7h 46m

Austin Bergstrom

Thu 11/13

1:50 pm-10:00 pm

1 stop7h 10m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 24 results
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Compare providers for flights from Louisville to Austin

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 Louisville to Austin in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Austin 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 Louisville-Austin 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 Louisville to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Louisville 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 Louisville to Austin

How far ahead should I book a flight from Louisville to Austin?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Austin. Price data was last updated on September 26, 2025.

To ensure you get the cheapest price possible for a flight from Louisville to Austin, you should look to book at least 44 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 Louisville to Austin?

Currently, August is the cheapest month in which you can book a flight from Louisville to Austin (average of $285). Flying from Louisville to Austin in March is currently the most expensive (average of $362). 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.

What is the cheapest time of day to fly from SDF to AUS?

Find hourly flight availability from Louisville to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Louisville to Austin at noon. If you’re flexible enough to do this you can expect to save up to 49% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Louisville to Austin?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Austin. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Louisville to Austin flight should consider departing on Friday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Louisville to Austin?

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated October 2, 2025.
Read through reviews of airlines operating flights from Louisville to Austin, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
8.0
Very good

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Louisville to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Louisville to Austin round-trip?

    Spirit Airlines, at $143, was found to be the cheapest airline from Louisville to Austin.Alternate airlines to your destination round-trip include American Airlines and Delta. These flights start at 63% lower than the current average price 3 months from now.

  • Can I find deals for flights from Louisville to Austin that include hotel bookings?

    Yes. In addition to deals on Louisville to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Austin.

  • Can I find deals for business class flights from Louisville to Austin?

    Yes. Cheapflights offers flight deals from Louisville to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Austin?

    Currently, August is the cheapest month in which you can book a flight from Louisville to Austin (average of $285). Flying from Louisville to Austin in March is currently the most expensive (average of $362). 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.

See more FAQs

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Round Rock
San Marcos
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Cedar Park
Canyon Lake
Seguin
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Louisville to Austin

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Louisville to Austin

Discover the top 5 airlines that operate flights from Louisville to Austin. 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 October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$143Average$283FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$271Average$376FlexibilityNo cancel feeOn-time71%
DeltaCheapest$294Average$367FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$302Average$390FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$349Average$556FlexibilityNo cancel feeOn-time69%

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