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$48+ 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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SAT
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap 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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$144
(Frontier)

One-way from

$48
(Kiwi.com)

Popular in

September

Cheapest in

August

Average price

$416
Provider with most accurate pricing for Louisville Intl-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-San Antonio flights.
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From Kentucky to San Antonio
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One-way flight from Kentucky to San Antonio
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Highest demand for flights based on searches. 9% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 23, 2025.

This Frontier deal was found by Cheapflights users on 10/21. 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 12/512:51 pmCVG - SAT
1 stop8h 39mFrontier
Sun 12/710:25 amSAT - CVG
1 stop8h 07mFrontier
Deal found 10/21$144
This Frontier deal was found by Cheapflights users on 10/21. 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 12/46:10 amCVG - SAT
1 stop9h 01mFrontier
Sun 12/710:25 amSAT - CVG
1 stop8h 07mFrontier
Deal found 10/21$156
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/56:32 pmBNA - SAT
1 stop5h 53mAmerican Airlines
Sun 12/75:39 pmSAT - BNA
1 stop6h 04mAmerican Airlines
Deal found 10/21$159
This Booking.com deal was found by Cheapflights users on 10/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:42 pmBNA - SAT
1 stop27h 48mFrontier
Sat 11/86:05 pmSAT - BNA
1 stop16h 10mFrontier
Deal found 10/23$162
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 12/45:51 pmTYS - SAT
1 stop5h 48mAmerican Airlines
Sat 12/66:05 pmSAT - TYS
1 stop4h 54mAmerican Airlines
Deal found 10/22$163
This Priceline deal was found by Cheapflights users on 10/23. 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.
Mon 11/171:27 pmCVG - SAT
1 stop7h 03mFrontier
Thu 11/203:23 pmSAT - CVG
1 stop7h 19mFrontier
Deal found 10/23$179
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 12/57:23 pmTYS - SAT
1 stop6h 02mAmerican Airlines
Mon 12/87:21 amSAT - TYS
1 stop6h 53mAmerican Airlines
Deal found 10/23$183
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Wed 11/126:00 amBNA - SAT
1 stop12h 32mSpirit Airlines
Mon 11/178:10 pmSAT - BNA
1 stop18h 27mSpirit Airlines
Deal found 10/23$184
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Tue 11/116:00 amBNA - SAT
1 stop12h 32mSpirit Airlines
Fri 11/147:37 pmSAT - BNA
1 stop20h 49mSpirit Airlines
Deal found 10/21$188
This Gotogate deal was found by Cheapflights users on 10/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:42 pmBNA - SAT
1 stop27h 48mFrontier
Sun 11/98:25 pmSAT - BNA
1 stop18h 22mFrontier
Deal found 10/23$189
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Wed 12/37:16 pmLEX - SAT
1 stop6h 09mAmerican Airlines
Sat 12/65:00 amSAT - LEX
1 stop7h 26mAmerican Airlines
Deal found 10/23$193
This Mytrip deal was found by Cheapflights users on 10/22. 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.
Wed 11/56:00 amBNA - SAT
1 stop12h 32mSpirit Airlines
Wed 11/127:37 pmSAT - BNA
1 stop12h 44mSpirit Airlines
Deal found 10/22$194

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 October 23, 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

CincinnatiSan Antonio

CVG - SAT

CVGSAT

Cincinnati Cinci./N. Kentucky

Thu 12/4

6:10 am-2:11 pm

1 stop9h 01m

San Antonio

Sun 12/7

10:25 am-7:32 pm

1 stop8h 07m

$156

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Sat 1/17

5:14 pm-12:15 am

1 stop8h 01m

San Antonio

Sat 1/24

8:10 am-3:20 pm

1 stop6h 10m

$159

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Tue 1/6

4:44 pm-8:49 pm

1 stop5h 05m

San Antonio

Fri 1/9

6:36 am-3:46 pm

1 stop8h 10m

$179

CincinnatiSan Antonio

CVG - SAT

CVGSAT

Cincinnati Cinci./N. Kentucky

Mon 11/17

1:27 pm-7:30 pm

1 stop7h 03m

San Antonio

Thu 11/20

3:23 pm-11:42 pm

1 stop7h 19m

$179

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Thu 11/6

3:42 pm-7:30 pm

1 stop27h 48m

San Antonio

Sun 11/9

8:25 pm-2:47 pm

1 stop18h 22m

$189

LexingtonSan Antonio

LEX - SAT

LEXSAT

Lexington Blue Grass

Wed 12/3

7:16 pm-12:25 am

1 stop6h 09m

San Antonio

Sat 12/6

5:00 am-1:26 pm

1 stop7h 26m

$193

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Thu 11/6

6:30 am-6:32 pm

1 stop12h 02m

San Antonio

Sun 11/9

7:37 pm-10:16 am

1 stop14h 39m

$196

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Fri 12/12

6:00 am-11:56 am

1 stop5h 56m

San Antonio

Thu 12/18

1:16 pm-6:21 pm

1 stop5h 05m

$197

CincinnatiSan Antonio

CVG - SAT

CVGSAT

Cincinnati Cinci./N. Kentucky

Wed 1/14

7:00 am-11:25 am

1 stop5h 25m

San Antonio

Sat 1/17

5:20 am-12:10 pm

1 stop5h 50m

$202

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Fri 11/7

3:42 pm-2:17 pm

1 stop22h 35m

San Antonio

Sun 11/9

8:25 pm-2:47 pm

1 stop18h 22m

$203

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

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 $119). Flying from Kentucky to San Antonio in January 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 October 23, 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 5h 56m. Fly via Frontier, American Airlines, or Delta to get the fastest option. Kentucky and San Antonio are separated by a distance of 820 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 $92 on Southwest. Other airlines that offer cheap prices include Delta from $99 and Spirit Airlines from $109 one-way.

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

    Most travelers choose Nashville Intl - San Antonio, Cincinnati Cinci./N. Kentucky - San Antonio or Louisville Intl - 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 $119). Flying from Kentucky to San Antonio in January 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

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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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$94Average$237FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$228Average$372FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$365FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$309Average$382FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$325Average$468FlexibilityNo cancel feeOn-time69%

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