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Cheap flights from Louisville to San Antonio from $134

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:35 pm - 9:57 pmSDF  Louisville Intl-SAT San Antonio
6h 22m1 stop Charlotte Douglas
American Airlines Logo
5:37 pm - 12:15 amSAT  San Antonio-SDF Louisville Intl
5h 38m1 stop Dallas/Fort Worth
$267American Airlines
Mon, Nov 16 - Mon, Nov 23
American Airlines Logo
6:54 pm - 12:04 amSDF  Louisville Intl-SAT San Antonio
6h 10m1 stop Dallas/Fort Worth
American Airlines Logo
7:27 am - 3:45 pmSAT  San Antonio-SDF Louisville Intl
7h 18m1 stop Charlotte Douglas
$267American Airlines
Thu, Nov 12 - Mon, Nov 16
Southwest Logo
5:05 am - 10:50 amSDF  Louisville Intl-SAT San Antonio
6h 45m1 stop Phoenix Sky Harbor Intl
Southwest Logo
2:45 pm - 10:15 pmSAT  San Antonio-SDF Louisville Intl
6h 30m1 stop Baltimore/Washington
$267Southwest
Thu, Nov 12 - Thu, Dec 3
Delta Logo
6:00 am - 9:54 amSDF  Louisville Intl-SAT San Antonio
4h 54m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:10 pm - 8:51 pmSAT  San Antonio-SDF Louisville Intl
5h 41m1 stop Atlanta Hartsfield-Jackson
$267Delta
Tue, Jan 5 - Tue, Jan 5
Delta Logo
6:00 am - 9:59 amSDF  Louisville Intl-SAT San Antonio
4h 59m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:54 am - 4:53 pmSAT  San Antonio-SDF Louisville Intl
4h 59m1 stop Atlanta Hartsfield-Jackson
$267Delta
Thu, Nov 12 - Thu, Dec 3
United Airlines Logo
3:27 pm - 8:45 pmSDF  Louisville Intl-SAT San Antonio
6h 18m1 stop Denver Intl
United Airlines Logo
6:43 am - 1:23 pmSAT  San Antonio-SDF Louisville Intl
5h 40m1 stop Chicago O'Hare Intl
$267United Airlines
Sat, Feb 6 - Sat, Feb 13
Southwest Logo
4:05 pm - 10:15 pmSDF  Louisville Intl-SAT San Antonio
7h 10m1 stop Dallas Love Field
Southwest Logo
1:00 pm - 8:35 pmSAT  San Antonio-SDF Louisville Intl
6h 35m2 stops Dallas Love Field Chicago Midway
$272Southwest
Thu, Nov 12 - Thu, Dec 3
United Airlines Logo
8:50 am - 3:30 pmSDF  Louisville Intl-SAT San Antonio
7h 40m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
6:43 am - 1:23 pmSAT  San Antonio-SDF Louisville Intl
5h 40m1 stop Chicago O'Hare Intl
$272United Airlines
Sat, Feb 6 - Sat, Feb 13
Multiple Airlines Logo
3:28 pm - 11:40 amSDF  Louisville Intl-SAT San Antonio
21h 12m1 stop Orlando Sanford Intl
Multiple Airlines Logo
9:25 am - 11:48 amSAT  San Antonio-SDF Louisville Intl
25h 23m2 stops Raleigh-Durham Fort Lauderdale
$429Multiple Airlines
Thu, Dec 10 - Sun, Dec 13
Breeze Airways Logo
5:12 pm - 8:45 amSDF  Louisville Intl-SAT San Antonio
16h 33m1 stop Raleigh-Durham
Breeze Airways Logo
12:38 pm - 6:08 pmSAT  San Antonio-SDF Louisville Intl
28h 30m2 stops Memphis Tampa
$533Breeze Airways
Wed, Dec 16 - Mon, Dec 21

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Delta flights from Louisville to San Antonio

Our best Delta deals on Louisville to San Antonio flight tickets
Delta
Nov 12
SDF1:01 pmLouisville Intl
5h 24m
1 stop
SAT5:25 pmSan Antonio
Dec 3
SAT6:16 amSan Antonio
4h 41m
1 stop
SDF11:57 amLouisville Intl
$267
Delta
Dec 9
SDF6:00 amLouisville Intl
7h 40m
1 stop
SAT12:40 pmSan Antonio
Dec 10
SAT5:16 amSan Antonio
5h 41m
1 stop
SDF11:57 amLouisville Intl
$280
Delta
Dec 9
SDF6:00 amLouisville Intl
7h 40m
1 stop
SAT12:40 pmSan Antonio
Dec 10
SAT5:16 amSan Antonio
5h 41m
1 stop
SDF11:57 amLouisville Intl
$293

Southwest flights from Louisville to San Antonio

Our best Southwest deals on Louisville to San Antonio flight tickets
Southwest
Nov 12
SDF5:35 pmLouisville Intl
6h 55m
2 stops
SAT11:30 pmSan Antonio
Nov 16
SAT5:30 amSan Antonio
6h 30m
1 stop
SDF1:00 pmLouisville Intl
$272
Southwest
Dec 29
SDF7:15 pmLouisville Intl
7h 10m
1 stop
SAT1:25 amSan Antonio
Jan 6
SAT7:15 amSan Antonio
4h 20m
1 stop
SDF12:35 pmLouisville Intl
$273
Southwest
Nov 12
SDF5:35 pmLouisville Intl
6h 55m
2 stops
SAT11:30 pmSan Antonio
Dec 3
SAT12:50 pmSan Antonio
6h 50m
2 stops
SDF8:40 pmLouisville Intl
$277

momondo Fare Finder

 
Use the filters below to find and compare flights from Louisville to San Antonio that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Mon 11/16

4:35 pm-9:57 pm

1 stop6h 22m

San Antonio

Mon 11/23

5:37 pm-12:15 am

1 stop5h 38m

$267

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Thu 11/12

6:54 pm-12:04 am

1 stop6h 10m

San Antonio

Mon 11/16

7:27 am-3:45 pm

1 stop7h 18m

$267

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Thu 11/12

5:05 am-10:50 am

1 stop6h 45m

San Antonio

Thu 12/3

2:45 pm-10:15 pm

1 stop6h 30m

$267

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Tue 1/5

6:00 am-9:54 am

1 stop4h 54m

San Antonio

Tue 1/5

2:10 pm-8:51 pm

1 stop5h 41m

$267
Quickest round-trip

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Thu 11/12

6:00 am-9:59 am

1 stop4h 59m

San Antonio

Thu 12/3

10:54 am-4:53 pm

1 stop4h 59m

$267

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Sat 2/6

3:27 pm-8:45 pm

1 stop6h 18m

San Antonio

Sat 2/13

6:43 am-1:23 pm

1 stop5h 40m

$267

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Thu 11/12

4:05 pm-10:15 pm

1 stop7h 10m

San Antonio

Thu 12/3

1:00 pm-8:35 pm

2 stops6h 35m

$272

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Sat 2/6

8:50 am-3:30 pm

2 stops7h 40m

San Antonio

Sat 2/13

6:43 am-1:23 pm

1 stop5h 40m

$272

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Thu 12/10

3:28 pm-11:40 am

1 stop21h 12m

San Antonio

Sun 12/13

9:25 am-11:48 am

2 stops25h 23m

$429

LouisvilleSan Antonio

SDF Louisville Intl - SAT San Antonio

SDFSAT

Louisville Intl

Wed 12/16

5:12 pm-8:45 am

1 stop16h 33m

San Antonio

Mon 12/21

12:38 pm-6:08 pm

2 stops28h 30m

$533

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Louisville to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Louisville and San Antonio?

Prices are currently low for flights on this route.

Typical prices usually range from $339 to $446.
The lowest price recently found on this route was $267.

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of December, then book flights to San Antonio from Louisville during February instead. Flights to San Antonio in February, while not as cheap as those in December, still average around $341.

How far in advance should I book a flight from Louisville to San Antonio?

You are more likely to see cheaper flights to San Antonio from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $412 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Louisville for as low as $345 on momondo.

How have Louisville to San Antonio flight prices changed over time?

As of October 2026, prices for Louisville to San Antonio flights are approximately 38% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to San Antonio (SDF to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to San Antonio

Best Price Found

$134

Fastest flight time

4h 54m

Direct flights

None
The best one-way flight to San Antonio from Louisville in the past 72 hours is $134. The best round-trip flight deal from Louisville to San Antonio found on momondo in the last 72 hours is $267.
The fastest flight from Louisville to San Antonio takes 4h 54m
There are no direct flights from Louisville to San Antonio. There are no popular flight routes from Louisville to San Antonio.
Search flight deals

Frequently asked questions about flying from Louisville to San Antonio

  • How far is Louisville Intl to San Antonio by plane?

    A flight from Louisville Intl to San Antonio will travel around 949.7 mi. 4h 54m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Louisville Intl Airport to San Antonio Airport?

    Prices for flights from Louisville Intl Airport to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Louisville Intl Airport to San Antonio Airport?

  • How old do you have to be to fly from Louisville Intl Airport to San Antonio Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Louisville to San Antonio?

Best airlines flying from Louisville to San Antonio

Compare and see reviews for airlines that fly from Louisville to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $254Free CancellationRating
7.0
12,186 reviews
Search American Airlines flights
DeltaPriceFrom $288Free CancellationRating
7.8
8,661 reviews
Search Delta flights
SouthwestPriceFrom $298Free CancellationRating
7.9
4,210 reviews
Search Southwest flights
United AirlinesPriceFrom $319Free CancellationRating
7.3
10,404 reviews
Search United Airlines flights

Traveling to a place near San Antonio?

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

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to San Antonio?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisville to San Antonio for you.

Can I find flights from Louisville to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Louisville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Louisville to San Antonio?

momondo helps you find the best flight between Louisville and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Louisville to San Antonio right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Louisville to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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