$136+ Cheap flights from San Antonio to Louisville (SAT - SDF)
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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SDF
Aug 1 — Aug 81
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Louisville 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
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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 San Antonio to Louisville
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Cheapest flights from San Antonio to LouisvilleExplore the most affordable flight options available from San Antonio to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
Explore the most affordable flight options available from San Antonio to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:35 am
SAT
- SDF
1 stop4h 50m
Delta
Wed 9/2311:04 am
SDF
- SAT
1 stop6h 59m
Delta
Deal found 6/28![Delta logo]()
$271
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:05 pm
SAT
- SDF
2 stops5h 50m
Southwest
Wed 10/215:00 pm
SDF
- SAT
1 stop6h 10m
Southwest
Deal found 6/29![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 6/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:30 am
SAT
- SDF
1 stop5h 50m
Delta
Mon 9/217:55 pm
SDF
- SAT
1 stop5h 15m
Delta
Deal found 6/29![Delta logo]()
$279
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:25 am
SAT
- SDF
1 stop4h 56m
Delta
Thu 8/65:50 pm
SDF
- SAT
1 stop7h 38m
Delta
Deal found 6/27![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 6/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:35 am
SAT
- SDF
1 stop8h 40m
Southwest
Wed 9/238:45 am
SDF
- SAT
2 stops7h 55m
Southwest
Deal found 6/28![Southwest logo]()
$298
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:30 pm
SAT
- SDF
1 stop8h 30m
Southwest
Tue 9/2912:10 pm
SDF
- SAT
1 stop6h 15m
Southwest
Deal found 6/30![Southwest logo]()
$311
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:45 am
SAT
- SDF
1 stop6h 50m
Southwest
Thu 8/63:20 pm
SDF
- SAT
2 stops7h 15m
Southwest
Deal found 6/27![Southwest logo]()
$320
Best flights from San Antonio to LouisvilleDiscover carefully curated flight deals from San Antonio to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
Discover carefully curated flight deals from San Antonio to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:20 pm
SAT
- SDF
1 stop5h 10m
Southwest
Wed 10/215:50 am
SDF
- SAT
1 stop6h 50m
Southwest
Deal found 6/29![Southwest logo]()
$271
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:21 pm
SAT
- SDF
1 stop6h 38m
Delta
Mon 9/287:55 pm
SDF
- SAT
1 stop5h 15m
Delta
Deal found 6/28![Delta logo]()
$279
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:10 pm
SAT
- SDF
1 stop4h 49m
Delta
Mon 9/217:55 pm
SDF
- SAT
1 stop5h 15m
Delta
Deal found 6/28![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 6/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:35 am
SAT
- SDF
1 stop8h 40m
Southwest
Wed 9/238:45 am
SDF
- SAT
2 stops7h 55m
Southwest
Deal found 6/28![Southwest logo]()
$298
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:30 am
SAT
- SDF
1 stop5h 50m
Delta
Mon 9/217:55 pm
SDF
- SAT
1 stop5h 15m
Delta
Deal found 7/2![Delta logo]()
$293
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:55 pm
SAT
- SDF
1 stop5h 38m
Delta
Tue 9/299:45 am
SDF
- SAT
1 stop6h 29m
Delta
Deal found 6/30![Delta logo]()
$293
This Southwest deal was found by Cheapflights users on 6/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:35 am
SAT
- SDF
2 stops8h 55m
Southwest
Mon 9/217:10 pm
SDF
- SAT
1 stop5h 05m
Southwest
Deal found 6/28![Southwest logo]()
$360
Last-minute flights from San Antonio to LouisvilleDiscover last-minute flight deals from San Antonio to Louisville. Data last updated July 2, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Louisville. Data last updated July 2, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Sat 7/186:01 am
SAT
- SDF
1 stop5h 47m
American Airlines
Thu 7/236:38 am
SDF
- SAT
1 stop4h 30m
American Airlines
Deal found 6/27![American Airlines logo]()
$428
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/212:00 pm
SAT
- SDF
1 stop5h 30m
Southwest
Thu 7/235:50 am
SDF
- SAT
1 stop7h 00m
Southwest
Deal found 6/29![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/233:45 pm
SAT
- SDF
2 stops7h 45m
Southwest
Sun 7/265:30 pm
SDF
- SAT
1 stop8h 45m
Southwest
Deal found 6/27![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:16 pm
SAT
- SDF
1 stop5h 10m
Delta
Mon 7/277:05 am
SDF
- SAT
1 stop5h 04m
Delta
Deal found 6/28![Delta logo]()
$417
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:25 am
SAT
- SDF
1 stop4h 56m
Delta
Thu 8/65:50 pm
SDF
- SAT
1 stop7h 38m
Delta
Deal found 6/27![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:45 am
SAT
- SDF
1 stop6h 50m
Southwest
Thu 8/63:20 pm
SDF
- SAT
2 stops7h 15m
Southwest
Deal found 6/27![Southwest logo]()
$320
This American Airlines deal was found by Cheapflights users on 6/28. 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 8/712:29 pm
SAT
- SDF
1 stop8h 02m
American Airlines
Sun 8/94:55 pm
SDF
- SAT
1 stop6h 14m
American Airlines
Deal found 6/28![American Airlines logo]()
$407
One-way flights from San Antonio to LouisvilleSearch for one-way flight options from San Antonio to Louisville. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
Search for one-way flight options from San Antonio to Louisville. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 8/45:47 pm
SAT
- SDF
1 stop5h 47m
American Airlines
Deal found 6/27![American Airlines logo]()
$136
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:55 pm
SAT
- SDF
2 stops6h 40m
Southwest
Deal found 6/27![Southwest logo]()
$141
This Southwest deal was found by Cheapflights users on 6/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:25 am
SAT
- SDF
1 stop4h 35m
Southwest
Deal found 6/28![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:40 am
SAT
- SDF
1 stop8h 40m
Southwest
Deal found 6/30![Southwest logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 6/27. 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.
Fri 7/1011:30 am
SAT
- SDF
2 stops20h 06m
Breeze Airways
Deal found 6/27![Breeze Airways logo]()
$216
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:20 am
SAT
- SDF
1 stop5h 31m
Delta
Deal found 6/27![Delta logo]()
$244
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:20 am
SAT
- SDF
2 stops7h 25m
Southwest
Deal found 6/27![Southwest logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 10/110:34 pm
SAT
- SDF
3 stops44h 57m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 8/49:32 pm
SAT
- SDF
3 stops36h 00m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Sun 9/279:25 am
SAT
- SDF
3 stops24h 00m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$279
Find flight deals from San Antonio to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (Delta) |
One-way from | $136 (American Airlines) |
Popular in | January |
Cheapest in | February |
Average price | $416 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 2, 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
Cheapest round-trip
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Wed 10/14
2:20 pm-8:30 pm
1 stop5h 10m
Louisville Intl
Wed 10/21
5:50 am-11:40 am
1 stop6h 50m
$271
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Wed 9/23
4:21 pm-11:59 pm
1 stop6h 38m
Louisville Intl
Mon 9/28
7:55 pm-12:10 am
1 stop5h 15m
$279
Quickest round-trip
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Thu 9/17
6:10 pm-11:59 pm
1 stop4h 49m
Louisville Intl
Mon 9/21
7:55 pm-12:10 am
1 stop5h 15m
$287
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Wed 9/16
5:30 am-12:20 pm
1 stop5h 50m
Louisville Intl
Mon 9/21
7:55 pm-12:10 am
1 stop5h 15m
$293
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Thu 9/24
1:55 pm-8:33 pm
1 stop5h 38m
Louisville Intl
Tue 9/29
9:45 am-3:14 pm
1 stop6h 29m
$293
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Sat 9/19
6:35 am-4:15 pm
1 stop8h 40m
Louisville Intl
Wed 9/23
8:45 am-3:40 pm
2 stops7h 55m
$298
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Thu 9/17
5:35 am-3:30 pm
2 stops8h 55m
Louisville Intl
Mon 9/21
7:10 pm-11:15 pm
1 stop5h 05m
$360
Cheapest one-way
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Tue 8/4
5:47 pm-12:34 am
1 stop5h 47m
$136
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Tue 10/27
7:40 am-6:20 pm
1 stop9h 40m
$136
Quickest one-way
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Thu 10/1
9:25 am-3:00 pm
1 stop4h 35m
$144
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from San Antonio to Louisville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Louisville in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Antonio-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Antonio to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from San Antonio with our price prediction graph.
SAT-SDF
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 San Antonio to Louisville
What is the cheapest month to book a flight from San Antonio to Louisville?
Currently, February is the cheapest month in which you can book a flight from San Antonio to Louisville (average of $320). Flying from San Antonio to Louisville in January is currently the most expensive (average of $619). 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.
How much does it cost to fly round-trip from San Antonio to Louisville?
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated July 2, 2026.
Read through reviews of airlines operating flights from San Antonio to Louisville, such as Southwest,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Louisville?
Book flights to Louisville if you plan to visit one of these locationsCorydon
Shepherdsville
Elizabethtown
Jeffersonville
Bardstown
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Other flights to Louisville
Explore flights to Louisville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
San Antonio and Louisville flights
Browse other San Antonio and Louisville flight options. Last updated on July 2, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from San Antonio to Louisville
Discover the top 3 airlines that operate flights from San Antonio to Louisville. 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 July 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$279 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$313 | Average$406 | FlexibilityNo cancel fee | On-time63% |