HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$68+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SAT
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kentucky to San Antonio 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.

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 November 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$173
(Frontier)

One-way from

$68
(Kiwi.com)

Popular in

September

Cheapest in

August

Average price

$389
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. 7% potential increase in price ($31 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 November 2025
Search Deals

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 November 25, 2025.

This Frontier deal was found by Cheapflights users on 11/24. 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.
Wed 12/2411:57 amCVG - SAT
1 stop7h 19mFrontier
Tue 12/3012:18 pmSAT - CVG
1 stop12h 50mFrontier
Deal found 11/24$173
This Mytrip deal was found by Cheapflights users on 11/24. 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 12/2411:14 amBNA - SAT
1 stop12h 12mSpirit Airlines
Wed 12/312:39 pmSAT - BNA
1 stop7h 48mSpirit Airlines
Deal found 11/24$185
This Mytrip deal was found by Cheapflights users on 11/24. 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.
Sat 12/2011:14 amBNA - SAT
1 stop12h 12mSpirit Airlines
Wed 12/242:39 pmSAT - BNA
1 stop7h 48mSpirit Airlines
Deal found 11/24$195
This Frontier deal was found by Cheapflights users on 11/24. 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.
Wed 12/2411:57 amCVG - SAT
1 stop7h 19mFrontier
Thu 1/12:09 pmSAT - CVG
1 stop10h 59mFrontier
Deal found 11/24$208
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:14 amBNA - SAT
1 stop12h 12mSpirit Airlines
Wed 12/312:39 pmSAT - BNA
1 stop7h 48mSpirit Airlines
Deal found 11/23$210
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:38 pmCVG - SAT
1 stop15h 45mMultiple Airlines
Wed 1/73:55 pmSAT - CVG
1 stop20h 18mMultiple Airlines
Deal found 11/23$211
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:38 pmCVG - SAT
1 stop15h 45mMultiple Airlines
Thu 1/810:13 amSAT - CVG
1 stop26h 00mMultiple Airlines
Deal found 11/23$212
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:25 pmCVG - SAT
2 stops17h 58mFrontier
Wed 1/73:55 pmSAT - CVG
1 stop20h 18mFrontier
Deal found 11/23$213
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:25 pmCVG - SAT
2 stops17h 58mFrontier
Thu 1/810:13 amSAT - CVG
1 stop26h 00mFrontier
Deal found 11/23$215
This Priceline deal was found by Cheapflights users on 11/24. 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 12/135:45 amBNA - SAT
1 stop8h 30mMultiple Airlines
Sun 12/1410:25 amSAT - BNA
1 stop7h 25mMultiple Airlines
Deal found 11/24$217
This Super.com deal was found by Cheapflights users on 11/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:45 amBNA - SAT
1 stop6h 05mSpirit Airlines
Tue 12/3012:45 pmSAT - BNA
1 stop10h 29mSpirit Airlines
Deal found 11/23$220
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:14 amBNA - SAT
1 stop12h 12mSpirit Airlines
Tue 12/3012:45 pmSAT - BNA
1 stop10h 29mSpirit Airlines
Deal found 11/23$221

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 November 25, 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

LexingtonSan Antonio

LEX - SAT

LEXSAT

Lexington Blue Grass

Wed 1/21

7:41 am-12:18 pm

1 stop5h 37m

San Antonio

Sat 1/24

7:00 am-3:37 pm

1 stop7h 37m

$193

LexingtonSan Antonio

LEX - SAT

LEXSAT

Lexington Blue Grass

Tue 1/20

5:30 pm-10:37 pm

1 stop6h 07m

San Antonio

Sat 1/24

3:07 pm-10:10 pm

1 stop6h 03m

$193

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Wed 1/7

8:38 pm-9:40 am

1 stop13h 02m

San Antonio

Fri 1/9

10:35 am-7:25 am

1 stop20h 50m

$194

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Thu 1/8

5:44 pm-11:52 pm

1 stop6h 08m

San Antonio

Sun 1/11

10:35 am-7:48 pm

1 stop9h 13m

$195

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Mon 1/19

5:44 pm-11:52 pm

1 stop6h 08m

San Antonio

Fri 1/23

6:30 am-4:49 pm

1 stop10h 19m

$209

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Wed 3/25

5:15 pm-10:42 pm

1 stop6h 27m

San Antonio

Sat 3/28

8:00 am-3:05 pm

1 stop6h 05m

$217

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Sat 1/17

5:40 am-10:13 am

1 stop5h 33m

San Antonio

Sat 1/24

8:00 am-3:19 pm

1 stop6h 19m

$217

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Wed 1/21

5:40 am-9:50 am

1 stop5h 10m

San Antonio

Sat 1/24

5:20 am-11:08 am

1 stop4h 48m

$217

KnoxvilleSan Antonio

TYS - SAT

TYSSAT

Knoxville McGhee Tyson

Sat 1/24

11:58 am-3:21 pm

1 stop4h 23m

San Antonio

Sat 1/31

6:17 pm-11:45 pm

1 stop4h 28m

$217

NashvilleSan Antonio

BNA - SAT

BNASAT

Nashville Intl

Thu 1/22

5:44 pm-11:52 pm

1 stop6h 08m

San Antonio

Mon 1/26

6:30 am-7:17 pm

1 stop12h 47m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 60 results
1
2
3
...
6

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 $117). 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 November 25, 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.

How much does it cost to fly round-trip from Kentucky to San Antonio?

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 37m. 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 $68 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $89 and Delta from $141 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 Lexington Blue Grass - 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 $117). 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

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 Kentucky to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to Dallas/Fort Worth flights
Newark to Dallas/Fort Worth flights
Seattle to Dallas/Fort Worth flights
LaGuardia to Hobby flights
Newark to Hobby flights
John F Kennedy Intl to Hobby flights
Salt Lake City to Dallas/Fort Worth flights
Baltimore to Dallas/Fort Worth flights
Dulles Intl to Dallas/Fort Worth flights
Los Angeles to Dallas/Fort Worth flights
O'Hare Intl to Dallas/Fort Worth flights
Reagan-National to Dallas/Fort Worth flights
Newark to George Bush Intcntl flights
John F Kennedy Intl to George Bush Intcntl flights
San Francisco to Dallas/Fort Worth flights
LaGuardia to George Bush Intcntl flights
Minneapolis to Dallas/Fort Worth flights
Denver to Dallas/Fort Worth flights
Seattle to Hobby flights
Boston to Dallas/Fort Worth flights
John F Kennedy Intl to Austin flights
Newark to Austin flights
Los Angeles to Hobby flights
Dulles Intl to Hobby flights
Philadelphia to Dallas/Fort Worth flights
Atlanta to Dallas/Fort Worth flights
Santa Ana to Dallas/Fort Worth flights
Seattle to George Bush Intcntl flights
Orlando to Dallas/Fort Worth flights
Detroit to Dallas/Fort Worth flights
Baltimore to Hobby flights
Los Angeles to George Bush Intcntl flights
Ontario to Dallas/Fort Worth flights
Sky Harbor Intl to Dallas/Fort Worth flights
Fort Lauderdale to Dallas/Fort Worth flights
Ontario to Hobby flights
Boston to Hobby flights
Atlanta to Hobby flights
Dulles Intl to George Bush Intcntl flights
Reagan-National to Hobby flights
Midway to Dallas/Fort Worth flights
Philadelphia to Hobby flights
Ontario to George Bush Intcntl flights
Los Angeles to Austin flights
LaGuardia to Love Field flights
Raleigh to Dallas/Fort Worth flights
Cleveland to Dallas/Fort Worth flights
Baltimore to George Bush Intcntl flights
Denver to Hobby flights

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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$94Average$237FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$228Average$370FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$361FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$383FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$309Average$389FlexibilityNo 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.