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$70+ Cheap flights from Louisville to Austin (SDF - AUS)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — AUS
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find cheap flights from Louisville to Austin with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Louisville Intl to Austin Bergstrom are usually found in September or February, booked 65 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap 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 December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/9. 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 12/255:05 amSDF - AUS
1 stop20h 53mSpirit Airlines
Sat 12/275:30 amAUS - SDF
1 stop17h 29mSpirit Airlines
Deal found 12/9$292
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/195:05 amSDF - AUS
1 stop20h 53mMultiple Airlines
Tue 12/237:29 pmAUS - SDF
1 stop11h 55mMultiple Airlines
Deal found 12/11$359
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Thu 12/253:44 pmSDF - AUS
1 stop7h 58mUnited Airlines
Sat 12/271:45 pmAUS - SDF
1 stop7h 45mUnited Airlines
Deal found 12/9$368
This Southwest deal was found by Cheapflights users on 12/11. 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 12/298:15 pmSDF - AUS
1 stop4h 25mSouthwest
Thu 1/156:25 amAUS - SDF
1 stop4h 25mSouthwest
Deal found 12/11$404
This Southwest deal was found by Cheapflights users on 12/11. 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 12/269:05 pmSDF - AUS
1 stop4h 55mSouthwest
Tue 1/62:00 pmAUS - SDF
1 stop7h 10mSouthwest
Deal found 12/11$442
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
Fri 12/1211:21 amSDF - AUS
1 stop12h 00mMultiple Airlines
Sat 12/135:30 amAUS - SDF
1 stop28h 30mMultiple Airlines
Deal found 12/9$466
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/1511:21 amSDF - AUS
1 stop12h 00mMultiple Airlines
Wed 12/171:13 pmAUS - SDF
2 stops42h 45mMultiple Airlines
Deal found 12/11$483

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$102
(Spirit)

One-way from

$70
(Priceline)

Popular in

March

Cheapest in

September

Average price

$376
Provider with most accurate pricing for Louisville Intl-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Austin Bergstrom flights.
Search Deals
From Louisville Intl to Austin Bergstrom
Search Deals
One-way flight from Louisville Intl to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Thu 1/15

3:36 pm-9:35 pm

1 stop6h 59m

Austin Bergstrom

Tue 1/20

7:25 am-2:41 pm

1 stop6h 16m

$140

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 1/21

1:55 pm-10:21 am

1 stop21h 26m

Austin Bergstrom

Fri 1/23

7:25 am-6:04 pm

1 stop9h 39m

$170

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 1/14

1:55 pm-10:34 am

2 stops21h 39m

Austin Bergstrom

Tue 1/20

4:59 pm-1:00 pm

1 stop19h 01m

$188

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 1/14

1:55 pm-10:34 am

2 stops21h 39m

Austin Bergstrom

Thu 1/22

11:30 am-6:04 pm

1 stop29h 34m

$195

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 1/16

1:55 pm-10:34 am

2 stops21h 39m

Austin Bergstrom

Tue 1/20

4:59 pm-1:00 pm

1 stop19h 01m

$216

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Wed 1/21

1:55 pm-10:34 am

2 stops21h 39m

Austin Bergstrom

Sat 1/24

11:30 am-2:41 pm

1 stop26h 11m

$250

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 1/16

6:54 pm-10:34 am

1 stop16h 40m

Austin Bergstrom

Mon 1/19

7:14 pm-2:41 pm

2 stops18h 27m

$265

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Sat 1/17

5:45 pm-12:20 am

1 stop7h 35m

Austin Bergstrom

Sun 1/18

6:40 am-2:42 pm

1 stop7h 02m

$269

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Sat 1/17

10:30 am-4:05 pm

1 stop6h 35m

Austin Bergstrom

Wed 1/21

12:34 pm-7:39 pm

1 stop6h 05m

$278

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Thu 12/25

5:05 am-12:58 am

1 stop20h 53m

Austin Bergstrom

Sat 12/27

5:30 am-11:59 pm

1 stop17h 29m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 19 results
1
2

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Louisville-Austin flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 5, 2025.

To ensure you get the cheapest price possible for a flight from Louisville to Austin, you should look to book at least 65 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, October is the cheapest month in which you can book a flight from Louisville to Austin (average of $60). Flying from Louisville to Austin in February is currently the most expensive (average of $124). 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 December 12, 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 48% 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 Thursday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 12, 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.
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,179 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • How long is the flight from Louisville to Austin?

    Departing from Louisville to Austin will take you 6h 59m. Airlines will cover a distance of 875 mi.

  • What are the cheapest airlines flying from Louisville to Austin round-trip?

    Spirit Airlines, at $123, was found to be the cheapest airline from Louisville to Austin.Alternate airlines to your destination round-trip include United Airlines and American Airlines. These flights start at 67% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Louisville to Austin one-way?

    One-way options have recently been found by users for as low as $113 on American Airlines. Other airlines that offer cheap prices include Delta from $135 and Southwest from $144 one-way.

  • 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, October is the cheapest month in which you can book a flight from Louisville to Austin (average of $60). Flying from Louisville to Austin in February is currently the most expensive (average of $124). 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
Cedar Park
Round Rock
San Marcos
Georgetown
Fredericksburg
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$143Average$195FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$202Average$446FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$270Average$369FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$281Average$370FlexibilityNo cancel feeOn-time63%
DeltaCheapest$294Average$366FlexibilityNo cancel feeOn-timeN/A

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