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$45+ Cheap flights from Kentucky to Austin (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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — AUS
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, Economy
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Cheap flight deals from Kentucky to Austin

Cheapest flights from Kentucky to Austin
Explore the most affordable flight options available from Kentucky to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.

This CheapOair deal was found by Cheapflights users on 7/19. 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.
Fri 8/218:30 am
TYS
-
AUS
Nonstop2h 20m
Allegiant Air
Mon 8/2410:40 am
AUS
-
TYS
Nonstop2h 21m
Allegiant Air
Deal found 7/19$73
This Mytrip deal was found by Cheapflights users on 7/17. 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.
Mon 8/318:00 am
TYS
-
AUS
Nonstop2h 20m
Allegiant Air
Mon 9/79:13 am
AUS
-
TYS
Nonstop2h 14m
Allegiant Air
Deal found 7/17$86
This Cheapflightsfares deal was found by Cheapflights users on 7/19. 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.
Fri 9/118:00 am
TYS
-
AUS
Nonstop2h 23m
Allegiant Air
Mon 9/1410:13 am
AUS
-
TYS
Nonstop2h 14m
Allegiant Air
Deal found 7/19$95
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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 10/112:01 pm
TYS
-
AUS
Nonstop2h 28m
Allegiant Air
Sun 10/41:48 pm
AUS
-
TYS
Nonstop2h 16m
Allegiant Air
Deal found 7/15$97
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/146:30 am
TYS
-
AUS
Nonstop2h 36m
Allegiant Air
Fri 8/2110:40 am
AUS
-
TYS
Nonstop2h 21m
Allegiant Air
Deal found 7/16$103
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 9/47:00 am
TYS
-
AUS
Nonstop2h 23m
Allegiant Air
Mon 9/79:13 am
AUS
-
TYS
Nonstop2h 14m
Allegiant Air
Deal found 7/15$112
This Cheapflightsfares deal was found by Cheapflights users on 7/18. 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.
Fri 12/48:00 am
TYS
-
AUS
Nonstop2h 39m
Allegiant Air
Mon 12/710:29 am
AUS
-
TYS
Nonstop2h 14m
Allegiant Air
Deal found 7/18$116
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/176:30 am
TYS
-
AUS
Nonstop2h 36m
Allegiant Air
Mon 8/2410:40 am
AUS
-
TYS
Nonstop2h 21m
Allegiant Air
Deal found 7/16$123
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/176:30 am
TYS
-
AUS
Nonstop2h 36m
Allegiant Air
Fri 8/2110:40 am
AUS
-
TYS
Nonstop2h 21m
Allegiant Air
Deal found 7/16$131
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 10/96:00 am
CVG
-
AUS
Nonstop2h 39m
Allegiant Air
Fri 10/168:29 am
AUS
-
CVG
Nonstop2h 29m
Allegiant Air
Deal found 7/15$137
This Cheapflightsfares deal was found by Cheapflights users on 7/18. 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 10/812:01 pm
TYS
-
AUS
Nonstop2h 28m
Allegiant Air
Sun 10/111:48 pm
AUS
-
TYS
Nonstop2h 16m
Allegiant Air
Deal found 7/18$138
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/146:30 am
TYS
-
AUS
Nonstop2h 36m
Multiple Airlines
Thu 8/206:15 am
AUS
-
TYS
1 stop6h 34m
Multiple Airlines
Deal found 7/16$150

Find flight deals from Kentucky to Austin

Keep the following information in mind while searching for Kentucky to Austin flight deals. Data was last updated July 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$73
(CheapOair)

One-way from

$45
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$426
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 Kentucky to Austin Bergstrom
Search Deals
One-way flight from Kentucky to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 July 20, 2026.
Use the filters below to find and compare flights from Kentucky to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleAustin

BNA - AUS

BNAAUS

Nashville Intl

Tue 8/25

6:48 pm-9:19 pm

Nonstop2h 31m

Austin Bergstrom

Thu 8/27

8:25 am-10:45 am

Nonstop2h 20m

$197

NashvilleAustin

BNA - AUS

BNAAUS

Nashville Intl

Fri 9/18

6:48 pm-9:19 pm

Nonstop2h 31m

Austin Bergstrom

Mon 9/21

3:39 pm-6:08 pm

Nonstop2h 29m

$217

NashvilleAustin

BNA - AUS

BNAAUS

Nashville Intl

Thu 9/17

8:10 am-1:55 pm

2 stops5h 45m

Austin Bergstrom

Mon 9/21

3:05 pm-7:50 pm

1 stop4h 45m

$222

NashvilleAustin

BNA - AUS

BNAAUS

Nashville Intl

Fri 8/28

4:45 pm-9:50 pm

2 stops5h 05m

Austin Bergstrom

Thu 9/3

3:40 pm-5:50 pm

Nonstop2h 10m

$222

CincinnatiAustin

CVG - AUS

CVGAUS

Cincinnati Cinci./N. Kentucky

Fri 8/21

8:33 am-10:10 am

Nonstop2h 37m

Austin Bergstrom

Tue 8/25

10:50 am-2:35 pm

Nonstop2h 45m

$227

CincinnatiAustin

CVG - AUS

CVGAUS

Cincinnati Cinci./N. Kentucky

Mon 9/28

11:10 am-12:45 pm

Nonstop2h 35m

Austin Bergstrom

Tue 10/6

1:30 pm-5:00 pm

Nonstop2h 30m

$237

NashvilleAustin

BNA - AUS

BNAAUS

Nashville Intl

Thu 8/6

7:05 am-9:31 am

Nonstop2h 26m

Austin Bergstrom

Sun 8/9

7:13 pm-9:33 pm

Nonstop2h 20m

$254
Quickest round-trip

NashvilleAustin

BNA - AUS

BNAAUS

Nashville Intl

Sun 10/18

10:30 pm-12:50 am

Nonstop2h 20m

Austin Bergstrom

Thu 10/29

3:55 pm-6:10 pm

Nonstop2h 15m

$254

CincinnatiAustin

CVG - AUS

CVGAUS

Cincinnati Cinci./N. Kentucky

Mon 10/12

10:35 am-12:15 pm

Nonstop2h 40m

Austin Bergstrom

Sat 10/17

11:45 am-3:15 pm

Nonstop2h 30m

$257

NashvilleAustin

BNA - AUS

BNAAUS

Nashville Intl

Thu 8/13

1:25 pm-6:05 pm

1 stop4h 40m

Austin Bergstrom

Sun 8/16

9:50 am-11:55 am

Nonstop2h 05m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Austin

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

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

Currently, January is the cheapest month in which you can book a flight from Kentucky to Austin (average of $350). Flying from Kentucky to Austin in March is currently the most expensive (average of $490). 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 Kentucky to Austin?

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

Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kentucky to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Austin from Kentucky?

    Most people fly into Austin Bergstrom (AUS) if they book a flight to Austin from Kentucky. Austin Bergstrom is conveniently located just 7.5 mi from Austin’s city center.

  • How long is the flight from Kentucky to Austin?

    Frontier, Delta, and Southwest can get you from Kentucky to Austin in just under 2h 35m. Your travel time can differ by up to 9h 07m. There are 957 mi between Kentucky and Austin. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Kentucky to Austin are American Airlines ($113), Delta ($118), and United Airlines ($134).

  • What are the most popular routes from Kentucky to Austin?

    The most popular flight routes from Kentucky to Austin are Nashville Intl - Austin Bergstrom, Cincinnati Cinci./N. Kentucky - Austin Bergstrom and Louisville Intl - Austin Bergstrom.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky 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 Kentucky to Austin?

    Currently, January is the cheapest month in which you can book a flight from Kentucky to Austin (average of $350). Flying from Kentucky to Austin in March is currently the most expensive (average of $490). 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
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kentucky to Austin

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Kentucky to Austin

Discover the top 4 airlines that operate flights from Kentucky 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 July 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$202Average$387FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$236Average$406FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$399FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$276Average$393FlexibilityNo cancel feeOn-time63%

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