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Cheap flights from Louisville to San Antonio from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to San Antonio departing on 7/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Louisville to San Antonio

Cheap round-trip flights

Spirit Airlines Logo
8:13 pm - 10:42 pmSDF-SAT
27h 29m1 stop
Spirit Airlines Logo
5:53 pm - 6:53 pmSAT-SDF
24h 00m1 stop
$235Spirit Airlines
Find Deal
jue., ago. 7 - jue., ago. 21
Spirit Airlines Logo
7:45 am - 3:55 pmSDF-SAT
9h 10m1 stop
Spirit Airlines Logo
7:19 pm - 7:35 pmSAT-SDF
23h 16m1 stop
$240Spirit Airlines
Find Deal
vie., sep. 19 - dom., sep. 21
Delta Logo
7:00 am - 1:18 pmSDF-SAT
7h 18m1 stop
Delta Logo
6:20 pm - 11:56 pmSAT-SDF
4h 36m1 stop
$247Delta
Find Deal
jue., nov. 13 - lun., nov. 17
Delta Logo
12:50 pm - 5:06 pmSDF-SAT
5h 16m1 stop
Delta Logo
12:05 pm - 6:40 pmSAT-SDF
5h 35m1 stop
$257Delta
Find Deal
vie., ago. 8 - sáb., ago. 23
Southwest Logo
6:00 am - 1:50 pmSDF-SAT
8h 50m2 stops
Southwest Logo
11:25 am - 6:35 pmSAT-SDF
6h 10m1 stop
$262Southwest
Find Deal
jue., ago. 7 - jue., ago. 21
Logo
12:16 pm - 10:42 pmSDF-SAT
11h 26m1 stop
Logo
4:49 pm - 1:51 pmSAT-SDF
20h 02m2 stops
$267
Find Deal
vie., ago. 8 - sáb., ago. 23
Logo
4:31 pm - 6:36 pmSDF-SAT
27h 05m3 stops
Logo
5:53 pm - 9:34 amSAT-SDF
14h 41m1 stop
$289
Find Deal
jue., ago. 7 - jue., ago. 21
Southwest Logo
6:00 am - 1:50 pmSDF-SAT
8h 50m2 stops
Southwest Logo
6:30 am - 2:20 pmSAT-SDF
6h 50m1 stop
$322Southwest
Find Deal
vie., ago. 8 - sáb., ago. 23
United Airlines Logo
7:00 am - 11:45 amSDF-SAT
5h 45m1 stop
United Airlines Logo
7:15 am - 5:15 pmSAT-SDF
9h 00m2 stops
$332United Airlines
Find Deal
vie., ago. 8 - sáb., ago. 23
United Airlines Logo
7:00 am - 3:29 pmSDF-SAT
9h 29m2 stops
United Airlines Logo
4:24 pm - 9:57 pmSAT-SDF
4h 33m1 stop
$357United Airlines
Find Deal
jue., nov. 13 - lun., nov. 17

Spirit Airlines flights from Louisville to San Antonio

Our best Spirit Airlines deals on Louisville to San Antonio flight tickets
Spirit Airlines
Aug 7
SDF8:13 pmLouisville Intl
27h 29m
1 stop
SAT10:42 pmSan Antonio
Aug 21
SAT5:53 pmSan Antonio
24h 00m
1 stop
SDF6:53 pmLouisville Intl
$235
Find similar
Spirit Airlines
Sep 19
SDF7:45 amLouisville Intl
9h 10m
1 stop
SAT3:55 pmSan Antonio
Sep 21
SAT7:19 pmSan Antonio
23h 16m
1 stop
SDF7:35 pmLouisville Intl
$240
Find similar
Spirit Airlines
Jul 30
SDF4:31 pmLouisville Intl
21h 35m
1 stop
SAT1:06 pmSan Antonio
Aug 6
SAT2:11 pmSan Antonio
24h 25m
1 stop
SDF3:36 pmLouisville Intl
$287
Find similar

Delta flights from Louisville to San Antonio

Our best Delta deals on Louisville to San Antonio flight tickets
Delta
Nov 13
SDF7:00 amLouisville Intl
7h 18m
1 stop
SAT1:18 pmSan Antonio
Nov 17
SAT6:20 pmSan Antonio
4h 36m
1 stop
SDF11:56 pmLouisville Intl
$247
Find similar
Delta
Aug 8
SDF12:50 pmLouisville Intl
5h 16m
1 stop
SAT5:06 pmSan Antonio
Aug 23
SAT12:05 pmSan Antonio
5h 35m
1 stop
SDF6:40 pmLouisville Intl
$257
Find similar
Delta
Dec 29
SDF6:04 pmLouisville Intl
5h 38m
1 stop
SAT10:42 pmSan Antonio
Jan 3
SAT4:05 pmSan Antonio
5h 45m
1 stop
SDF10:50 pmLouisville Intl
$453
Find similar

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 cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of August, then book flights to San Antonio from Louisville during September instead. Flights to San Antonio in September, while not as cheap as those in August, still average around $331.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $322. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $428.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the evening. momondo users have found flights departing from Louisville to San Antonio in the evening for as low as $348. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $422. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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 $379 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 $293 on momondo.

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

As of July 2025, prices for Louisville to San Antonio flights are approximately 37% cheaper 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

$168

Fastest flight time

5h 16m

Direct flights

None

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Louisville in the past 72 hours is $168. The best round-trip flight deal from Louisville to San Antonio found on momondo in the last 72 hours is $235.
The fastest flight from Louisville to San Antonio takes 5h 16m
There are no direct flights from Louisville to San Antonio. Popular non-direct route for this connection is Louisville Intl Airport - San Antonio Airport.
There is 1 airport near San Antonio: San Antonio (SAT)
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  • How far is Louisville Intl to San Antonio by plane?

    A flight from Louisville Intl to San Antonio will travel around 949.7 mi. 5h 16m 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
Spirit AirlinesPriceFrom $221Free CancellationRating
6.3
8,046 reviews
Search Spirit Airlines flights
DeltaPriceFrom $263Free CancellationRating
8.0
7,956 reviews
Search Delta flights
American AirlinesPriceFrom $282Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
8,858 reviews
Search United Airlines flights
SouthwestPriceFrom $312Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

  • Southwest Flights From Louisville to San Antonio

    Southwest flies from Louisville to San Antonio around 5 times per week, with 4,243 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Louisville to San Antonio in the last 72 hours was $312 (round-trip), much lower than the average airfare cost of $391 for Southwest flights on this route.

Traveling to a place near San Antonio?

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

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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