HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Austin

$87+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — AUS
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Austin 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 Louisville Intl to Austin Bergstrom are usually found in September or February, 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 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$194
(Kiwi.com)

One-way from

$87
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$371
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. 4% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:11 pmSDF - AUS
1 stop28h 38mSpirit Airlines
Mon 11/175:00 amAUS - SDF
1 stop12h 16mSpirit Airlines
Deal found 10/27$246
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:55 amSDF - AUS
1 stop11h 26mMultiple Airlines
Mon 12/811:08 amAUS - SDF
2 stops28h 47mMultiple Airlines
Deal found 10/26$257
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip 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 10/27$273
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:37 amSDF - AUS
1 stop6h 17mDelta
Mon 12/88:00 amAUS - SDF
1 stop5h 11mDelta
Deal found 10/26$288
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:29 pmSDF - AUS
1 stop8h 40mDelta
Sun 12/146:27 pmAUS - SDF
1 stop4h 32mDelta
Deal found 10/27$289
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:38 amSDF - AUS
1 stop14h 20mMultiple Airlines
Mon 12/18:18 pmAUS - SDF
2 stops20h 35mMultiple Airlines
Deal found 10/28$302

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 28, 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 1/8

4:39 pm-9:30 am

1 stop17h 51m

Austin Bergstrom

Sat 1/10

10:35 am-11:45 pm

2 stops12h 10m

$215

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 1/9

6:00 am-5:08 pm

1 stop12h 08m

Austin Bergstrom

Sat 1/10

10:35 am-11:45 pm

2 stops12h 10m

$221

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 1/9

6:00 am-5:08 pm

1 stop12h 08m

Austin Bergstrom

Sun 1/11

10:35 am-11:45 pm

2 stops12h 10m

$221

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 1/9

6:00 am-7:43 pm

2 stops14h 43m

Austin Bergstrom

Sun 1/11

8:21 pm-11:45 pm

2 stops26h 24m

$232

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Thu 1/8

6:00 am-11:12 pm

2 stops18h 12m

Austin Bergstrom

Sat 1/10

10:35 am-11:45 pm

2 stops12h 10m

$236

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Mon 11/10

7:11 pm-10:49 pm

1 stop28h 38m

Austin Bergstrom

Mon 11/17

5:00 am-6:16 pm

1 stop12h 16m

$246

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 12/5

11:55 am-10:21 pm

1 stop11h 26m

Austin Bergstrom

Mon 12/8

11:08 am-4:55 pm

2 stops28h 47m

$257

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

$285

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 12/5

10:37 am-3:54 pm

1 stop6h 17m

Austin Bergstrom

Mon 12/8

8:00 am-2:11 pm

1 stop5h 11m

$288

LouisvilleAustin

SDF - AUS

SDFAUS

Louisville Intl

Fri 12/12

2:29 pm-10:09 pm

1 stop8h 40m

Austin Bergstrom

Sun 12/14

5:30 am-1:49 pm

1 stop7h 19m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 21 results
1
2
3

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*1 star
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 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 October 24, 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, October is the cheapest month in which you can book a flight from Louisville to Austin (average of $66). Flying from Louisville to Austin in February is currently the most expensive (average of $136). 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 28, 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 October 28, 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
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

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
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

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
Delta
7.9
Good
7,994 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

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
United Airlines
7.4
Good
9,001 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

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
American Airlines
7.2
Good
11,032 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

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
Spirit Airlines
6.3
Okay
8,116 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

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.

  • How long is the flight from Louisville to Austin?

    Departing from Louisville to Austin will take you 14h 43m. Airlines will cover a distance of 875 mi.

  • 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 62% 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 $91 on Spirit Airlines. Other airlines that offer cheap prices include United Airlines from $131 and Delta from $131 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 $66). Flying from Louisville to Austin in February is currently the most expensive (average of $136). 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
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Canyon Lake
Seguin
Horseshoe Bay

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 for Louisville to Austin

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to Dallas/Fort Worth flights
Cincinnati to Hobby flights
Cincinnati to George Bush Intcntl flights
Nashville to Dallas/Fort Worth flights
Nashville to Hobby flights
Nashville to George Bush Intcntl flights
Louisville to Hobby flights
Knoxville to Hobby flights
Louisville to Dallas/Fort Worth flights
Nashville to Austin flights
Louisville to George Bush Intcntl flights
Nashville to Love Field flights
Knoxville to Dallas/Fort Worth flights
Lexington to Dallas/Fort Worth flights
Cincinnati to Love Field flights
Cincinnati to Austin flights
Louisville to Love Field flights
Knoxville to George Bush Intcntl flights
Nashville to San Antonio flights
Lexington to Hobby flights
Lexington to Austin flights
Louisville to San Antonio flights
Lexington to George Bush Intcntl flights
Cincinnati to San Antonio flights
Evansville to Dallas/Fort Worth flights
Knoxville to Austin flights
Knoxville to San Antonio flights
Blountville to Dallas/Fort Worth flights
Knoxville to Love Field flights
Cincinnati to El Paso flights
Evansville to Hobby flights
Lexington to San Antonio flights
Nashville to Amarillo flights
Nashville to Corpus Christi flights
Lexington to Love Field flights
Evansville to George Bush Intcntl flights
Blountville to George Bush Intcntl flights
Cincinnati to Lubbock flights
Evansville to Love Field flights
Nashville to El Paso flights
Nashville to Harlingen flights
Blountville to Hobby flights
Cincinnati to Brownsville flights
Cincinnati to Corpus Christi flights
Lexington to El Paso flights
Knoxville to El Paso flights
Nashville to Brownsville flights
Nashville to Lubbock flights
Nashville to McAllen flights

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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$143Average$199FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$271Average$377FlexibilityNo cancel feeOn-time71%
DeltaCheapest$294Average$367FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$296Average$556FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$302Average$376FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.