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Cheap flights from San Antonio to Louisville 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 San Antonio to Louisville departing on 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
6:00 am - 5:04 pm
SAT
-
SDF
10h 04m
1 stop
Spirit Airlines Logo
6:06 pm - 11:51 pm
SDF
-
SAT
6h 45m
1 stop
$288Spirit Airlines
Fri, Apr 24 - Fri, May 1
Spirit Airlines Logo
6:00 am - 5:04 pm
SAT
-
SDF
10h 04m
1 stop
Spirit Airlines Logo
6:06 pm - 11:51 pm
SDF
-
SAT
6h 45m
1 stop
$313Spirit Airlines
Fri, Apr 17 - Sun, Apr 19
United Airlines Logo
4:17 pm - 9:59 pm
SAT
-
SDF
4h 42m
1 stop
United Airlines Logo
8:47 am - 3:11 pm
SDF
-
SAT
7h 24m
1 stop
$317United Airlines
Mon, Apr 20 - Thu, Apr 23
United Airlines Logo
4:17 pm - 9:44 pm
SAT
-
SDF
4h 27m
1 stop
United Airlines Logo
10:07 am - 5:43 pm
SDF
-
SAT
8h 36m
2 stops
$322United Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
6:00 am - 5:04 pm
SAT
-
SDF
10h 04m
1 stop
Multiple Airlines Logo
7:48 pm - 1:17 pm
SDF
-
SAT
18h 29m
2 stops
$324Multiple Airlines
Thu, Apr 16 - Fri, Apr 17
United Airlines Logo
6:49 am - 1:17 pm
SAT
-
SDF
5h 28m
1 stop
United Airlines Logo
7:20 am - 12:24 pm
SDF
-
SAT
6h 04m
1 stop
$335United Airlines
Sat, Apr 18 - Sat, Apr 25
Southwest Logo
2:45 pm - 11:20 pm
SAT
-
SDF
7h 35m
2 stops
Southwest Logo
8:40 am - 2:50 pm
SDF
-
SAT
7h 10m
2 stops
$336Southwest
Sat, Apr 18 - Sat, Apr 25
Spirit Airlines Logo
6:00 am - 5:04 pm
SAT
-
SDF
10h 04m
1 stop
Spirit Airlines Logo
6:06 pm - 11:51 pm
SDF
-
SAT
6h 45m
1 stop
$337Spirit Airlines
Thu, Apr 23 - Sun, Apr 26
Spirit Airlines Logo
6:00 am - 5:04 pm
SAT
-
SDF
10h 04m
1 stop
Spirit Airlines Logo
6:06 pm - 11:51 pm
SDF
-
SAT
6h 45m
1 stop
$338Spirit Airlines
Fri, Apr 17 - Sun, Apr 19
Southwest Logo
9:15 am - 4:15 pm
SAT
-
SDF
6h 00m
2 stops
Southwest Logo
6:40 am - 10:20 am
SDF
-
SAT
4h 40m
1 stop
$340Southwest
Sat, Apr 18 - Sat, Apr 25

Spirit Airlines flights from San Antonio to Louisville

Our best Spirit Airlines deals on San Antonio to Louisville flight tickets
Spirit Airlines
Apr 24
SAT6:00 amSan Antonio
10h 04m
1 stop
SDF5:04 pmLouisville Intl
May 1
SDF6:06 pmLouisville Intl
6h 45m
1 stop
SAT11:51 pmSan Antonio
$288
Spirit Airlines
Apr 17
SAT6:00 amSan Antonio
10h 04m
1 stop
SDF5:04 pmLouisville Intl
Apr 19
SDF6:06 pmLouisville Intl
6h 45m
1 stop
SAT11:51 pmSan Antonio
$313
Spirit Airlines
Apr 23
SAT6:00 amSan Antonio
10h 04m
1 stop
SDF5:04 pmLouisville Intl
Apr 26
SDF6:06 pmLouisville Intl
6h 45m
1 stop
SAT11:51 pmSan Antonio
$337

Delta flights from San Antonio to Louisville

Our best Delta deals on San Antonio to Louisville flight tickets
Delta
Apr 22
SAT8:00 amSan Antonio
5h 31m
1 stop
SDF2:31 pmLouisville Intl
Apr 26
SDF6:00 amLouisville Intl
4h 46m
1 stop
SAT9:46 amSan Antonio
$408
Delta
Apr 12
SAT6:17 pmSan Antonio
4h 40m
1 stop
SDF11:57 pmLouisville Intl
Apr 18
SDF3:16 pmLouisville Intl
6h 14m
1 stop
SAT8:30 pmSan Antonio
$443
Delta
Apr 12
SAT6:17 pmSan Antonio
4h 40m
1 stop
SDF11:57 pmLouisville Intl
Apr 18
SDF3:16 pmLouisville Intl
6h 14m
1 stop
SAT8:30 pmSan Antonio
$452

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Louisville 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, momondo users made 832,500 searches. Data last updated March 30, 2026.
Use the filters below to find and compare flights from San Antonio to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Fri 4/24

6:00 am-5:04 pm

1 stop10h 04m

Louisville Intl

Fri 5/1

6:06 pm-11:51 pm

1 stop6h 45m

$288

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Fri 4/17

6:00 am-5:04 pm

1 stop10h 04m

Louisville Intl

Sun 4/19

6:06 pm-11:51 pm

1 stop6h 45m

$313

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Mon 4/20

4:17 pm-9:59 pm

1 stop4h 42m

Louisville Intl

Thu 4/23

8:47 am-3:11 pm

1 stop7h 24m

$317

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Sat 4/18

4:17 pm-9:44 pm

1 stop4h 27m

Louisville Intl

Sat 4/25

10:07 am-5:43 pm

2 stops8h 36m

$322

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Thu 4/16

6:00 am-5:04 pm

1 stop10h 04m

Louisville Intl

Fri 4/17

7:48 pm-1:17 pm

2 stops18h 29m

$324

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Sat 4/18

6:49 am-1:17 pm

1 stop5h 28m

Louisville Intl

Sat 4/25

7:20 am-12:24 pm

1 stop6h 04m

$335

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Sat 4/18

2:45 pm-11:20 pm

2 stops7h 35m

Louisville Intl

Sat 4/25

8:40 am-2:50 pm

2 stops7h 10m

$336

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Thu 4/23

6:00 am-5:04 pm

1 stop10h 04m

Louisville Intl

Sun 4/26

6:06 pm-11:51 pm

1 stop6h 45m

$337

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Fri 4/17

6:00 am-5:04 pm

1 stop10h 04m

Louisville Intl

Sun 4/19

6:06 pm-11:51 pm

1 stop6h 45m

$338
Quickest round-trip

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Sat 4/18

9:15 am-4:15 pm

2 stops6h 00m

Louisville Intl

Sat 4/25

6:40 am-10:20 am

1 stop4h 40m

$340

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 Louisville from

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

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 San Antonio and Louisville?

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of August, then departing from San Antonio during the month February is also very affordable. Most momondo users find prices during this month for around $320.

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

As of March 2026, prices for San Antonio to Louisville flights are approximately 223% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Louisville

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

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

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

Fastest flight time

5h 07m

Direct flights

None
The fastest flight from San Antonio to Louisville takes 5h 07m
There are no direct flights from San Antonio to Louisville. There are no popular flight routes from San Antonio to Louisville.
Search flight deals

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

    A flight from San Antonio to Louisville Intl will travel around 949.7 mi. Flights usually cover this in 5h 07m, depending on flying conditions and air traffic around both airports.

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

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

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

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

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The required travel and health documents for your Louisville Intl 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 Louisville Intl 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 San Antonio to Louisville?

Best airlines flying from San Antonio to Louisville

Compare and see reviews for airlines that fly from San Antonio to Louisville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $123Free CancellationRating
7.9
8,359 reviews
Search Delta flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
9,514 reviews
Search United Airlines flights
SouthwestPriceFrom $270Free CancellationRating
8.0
4,329 reviews
Search Southwest flights
American AirlinesPriceFrom $276Free CancellationRating
7.1
11,530 reviews
Search American Airlines flights

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
West Baden Springs
Bardstown
Jeffersonville
New Albany
Shepherdsville
Corydon
Brandenburg
Elizabeth
Charlestown
Springfield
Georgetown

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from San Antonio.

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

Yes. All flights to Louisville from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for San Antonio to Louisville flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of San Antonio to Louisville 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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