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$74+ Cheap flights from Kentucky to San Antonio (SAT)

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SAT
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Kentucky to San Antonio

Cheapest flights from Kentucky to San Antonio
Explore the most affordable flight options available from Kentucky to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/3111:14 amBNA - SAT
1 stop12h 12mSpirit Airlines
Mon 1/52:39 pmSAT - BNA
1 stop19h 30mSpirit Airlines
Deal found 12/14$232
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:10 amCVG - SAT
1 stop8h 04mFrontier
Thu 1/159:09 amSAT - CVG
1 stop10h 15mFrontier
Deal found 12/15$233
This Expedia deal was found by Cheapflights users on 12/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:05 amCVG - SAT
1 stop14h 11mFrontier
Sun 1/46:45 amSAT - CVG
1 stop18h 23mFrontier
Deal found 12/16$252
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:10 amCVG - SAT
1 stop8h 04mFrontier
Thu 12/252:09 pmSAT - CVG
1 stop10h 59mFrontier
Deal found 12/15$258
This Frontier deal was found by Cheapflights users on 12/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:46 pmTYS - SAT
1 stop8h 31mFrontier
Mon 1/56:45 amSAT - TYS
1 stop8h 06mFrontier
Deal found 12/14$263
This Priceline deal was found by Cheapflights users on 12/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/202:05 pmCVG - SAT
1 stop11h 12mFrontier
Wed 12/316:45 amSAT - CVG
1 stop7h 30mFrontier
Deal found 12/15$268
This Super.com deal was found by Cheapflights users on 12/16. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:45 amBNA - SAT
1 stop6h 05mSpirit Airlines
Mon 1/512:45 pmSAT - BNA
1 stop10h 29mSpirit Airlines
Deal found 12/16$276
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/315:45 amBNA - SAT
1 stop6h 05mMultiple Airlines
Mon 1/55:56 pmSAT - BNA
2 stops16h 13mMultiple Airlines
Deal found 12/14$277
This Delta deal was found by Cheapflights users on 12/14. 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.
Wed 12/316:00 amCVG - SAT
1 stop6h 08mDelta
Wed 12/314:45 pmSAT - CVG
1 stop6h 35mDelta
Deal found 12/14$281
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:10 amCVG - SAT
1 stop8h 04mFrontier
Wed 12/246:45 amSAT - CVG
1 stop7h 30mFrontier
Deal found 12/15$284
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:20 pmCVG - SAT
1 stop11h 57mFrontier
Thu 12/252:09 pmSAT - CVG
1 stop10h 59mFrontier
Deal found 12/15$292
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:25 pmCVG - SAT
1 stop8h 52mFrontier
Sun 12/286:45 amSAT - CVG
1 stop18h 23mFrontier
Deal found 12/14$293

Find flight deals from Kentucky to San Antonio

Keep the following information in mind while searching for Kentucky to San Antonio flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$173
(Expedia)

One-way from

$74
(Trip.com)

Popular in

September

Cheapest in

August

Average price

$392
Provider with most accurate pricing for Louisville Intl-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-San Antonio flights.
Search Deals
From Kentucky to San Antonio
Search Deals
One-way flight from Kentucky to San Antonio
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 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 Kentucky to San Antonio 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 16, 2025.
Use the filters below to find and compare flights from Kentucky to San Antonio that are best for you.

Fly from

Kentucky

Fly to

San Antonio

Route

Depart

Return

Price

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Thu 1/8

9:25 am-11:52 pm

1 stop14h 27m

San Antonio

Sun 1/11

7:14 pm-8:29 am

1 stop13h 15m

$183

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Fri 1/9

9:25 am-11:52 pm

1 stop14h 27m

San Antonio

Mon 1/12

8:00 pm-8:29 am

1 stop12h 29m

$183

LexingtonSan Antonio

LEX - SAT

LEXSAT

Lexington Blue Grass

Wed 2/25

4:41 pm-10:25 pm

1 stop6h 44m

San Antonio

Sat 2/28

3:08 pm-9:57 pm

1 stop5h 49m

$193

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Tue 1/6

5:45 am-11:50 am

1 stop6h 05m

San Antonio

Sun 1/11

7:14 pm-8:29 am

1 stop13h 15m

$201

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Tue 1/13

9:25 am-11:52 pm

1 stop14h 27m

San Antonio

Tue 1/20

6:30 am-7:17 pm

1 stop12h 47m

$207

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Wed 3/11

5:30 am-11:31 am

1 stop7h 01m

San Antonio

Tue 3/17

5:20 am-11:18 am

1 stop4h 58m

$217

LexingtonSan Antonio

LEX - SAT

LEXSAT

Lexington Blue Grass

Thu 2/26

7:10 am-12:50 pm

1 stop6h 40m

San Antonio

Tue 3/3

5:00 am-1:16 pm

1 stop7h 16m

$236

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Mon 1/12

12:55 pm-11:52 pm

1 stop11h 57m

San Antonio

Fri 1/16

10:35 am-11:09 am

1 stop23h 34m

$236

CincinnatiSan Antonio

CVG - SAT

CVGSAT

Cincinnati Cinci./N. Kentucky

Fri 3/6

11:58 am-12:17 am

1 stop13h 19m

San Antonio

Mon 3/9

8:53 pm-7:23 am

1 stop9h 30m

$237

CincinnatiSan Antonio

CVG - SAT

CVGSAT

Cincinnati Cinci./N. Kentucky

Tue 1/27

9:00 am-11:52 pm

1 stop15h 52m

San Antonio

Fri 1/30

10:35 am-12:04 pm

2 stops24h 29m

$238

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio 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 San Antonio

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

Currently, November is the cheapest month in which you can book a flight from Kentucky to San Antonio (average of $116). Flying from Kentucky to San Antonio in April is currently the most expensive (average of $258). 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 KY to SAT?

Find hourly flight availability from Kentucky to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Kentucky to San Antonio in the evening. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Kentucky to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Kentucky to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kentucky to San Antonio flight should consider departing on Tuesday evenings 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.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to San Antonio. 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 San Antonio from Kentucky?

    Most people fly into San Antonio (SAT) if they book a flight to San Antonio from Kentucky. San Antonio is conveniently located just 7.6 mi from San Antonio’s city center.

  • How long is the flight from Kentucky to San Antonio?

    There are many flights that can get you from Kentucky to San Antonio in 6h 44m. Fly via American Airlines, Spirit Airlines, or Delta to get the fastest option. Kentucky and San Antonio are separated by a distance of 987 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $146 on Southwest. Other airlines that offer cheap prices include United Airlines from $148 and Delta from $148 one-way.

  • What are the most popular routes from Kentucky to San Antonio?

    Most travelers choose Cincinnati Cinci./N. Kentucky - San Antonio, Nashville Intl - San Antonio or Knoxville McGhee Tyson - San Antonio when deciding on the best route from Kentucky to San Antonio.

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

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

  • How can I find direct flights from Kentucky to San Antonio?

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

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

    Yes. Cheapflights offers flight deals from Kentucky to San Antonio 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 San Antonio?

    Currently, November is the cheapest month in which you can book a flight from Kentucky to San Antonio (average of $116). Flying from Kentucky to San Antonio in April is currently the most expensive (average of $258). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Kentucky to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Kentucky to San Antonio

Discover the top 5 airlines that operate flights from Kentucky to San Antonio. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$237FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$225Average$366FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$359FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$296Average$384FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$325Average$457FlexibilityNo cancel feeOn-time69%

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