$154+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SDF
Jul 17 — Jul 241
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Louisville with Cheapflights
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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 June 17, 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 June 17, 2026.
This American Airlines deal was found by Cheapflights users on 6/12. 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 10/3111:03 am
SAT
- SDF
1 stop5h 26m
American Airlines
Wed 11/1110:51 am
SDF
- SAT
1 stop7h 09m
American Airlines
Deal found 6/12![American Airlines logo]()
$324
This Southwest deal was found by Cheapflights users on 6/12. 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 10/312:45 pm
SAT
- SDF
1 stop5h 25m
Southwest
Wed 11/117:15 am
SDF
- SAT
2 stops7h 05m
Southwest
Deal found 6/12![Southwest logo]()
$329
This Southwest deal was found by Cheapflights users on 6/14. 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 8/62:55 pm
SAT
- SDF
1 stop7h 10m
Southwest
Thu 8/1310:40 am
SDF
- SAT
1 stop5h 40m
Southwest
Deal found 6/14![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 6/12. 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 7/153:15 pm
SAT
- SDF
1 stop7h 00m
Southwest
Sat 7/185:15 pm
SDF
- SAT
1 stop6h 55m
Southwest
Deal found 6/12![Southwest logo]()
$344
This Southwest deal was found by Cheapflights users on 6/15. 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 6/15![Southwest logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Sat 8/15:38 pm
SAT
- SDF
2 stops15h 54m
Breeze Airways
Sat 8/88:06 pm
SDF
- SAT
1 stop14h 09m
Breeze Airways
Deal found 6/16![Breeze Airways logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/16. 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 8/12:48 pm
SAT
- SDF
1 stop6h 20m
American Airlines
Sat 8/86:05 am
SDF
- SAT
1 stop6h 27m
American Airlines
Deal found 6/16![American Airlines logo]()
$361
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 June 17, 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 June 17, 2026.
This Southwest deal was found by Cheapflights users on 6/14. 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 8/62:55 pm
SAT
- SDF
1 stop7h 10m
Southwest
Thu 8/1310:40 am
SDF
- SAT
1 stop5h 40m
Southwest
Deal found 6/14![Southwest logo]()
$341
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:12 pm
SAT
- SDF
1 stop5h 03m
United Airlines
Wed 8/196:15 am
SDF
- SAT
1 stop9h 55m
United Airlines
Deal found 6/12![United Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 6/15. 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 7/153:15 pm
SAT
- SDF
1 stop7h 00m
Southwest
Sat 7/185:00 am
SDF
- SAT
2 stops7h 50m
Southwest
Deal found 6/15![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 6/15. 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 7/224:25 pm
SAT
- SDF
1 stop4h 20m
Southwest
Thu 7/303:00 pm
SDF
- SAT
2 stops7h 00m
Southwest
Deal found 6/15![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 6/15. 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 7/218:20 am
SAT
- SDF
2 stops7h 25m
Southwest
Thu 7/237:25 am
SDF
- SAT
2 stops7h 00m
Southwest
Deal found 6/15![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 6/12. 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 7/83:15 pm
SAT
- SDF
1 stop7h 00m
Southwest
Tue 7/144:15 pm
SDF
- SAT
1 stop6h 25m
Southwest
Deal found 6/12![Southwest logo]()
$367
Last-minute flights from San Antonio to LouisvilleDiscover last-minute flight deals from San Antonio to Louisville. Data last updated June 17, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Louisville. Data last updated June 17, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/15. 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 7/85:00 pm
SAT
- SDF
1 stop6h 26m
Delta
Mon 7/204:47 pm
SDF
- SAT
1 stop6h 32m
Delta
Deal found 6/15![Delta logo]()
$401
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Wed 7/155:01 am
SAT
- SDF
1 stop4h 38m
American Airlines
Sat 7/187:50 pm
SDF
- SAT
1 stop5h 08m
American Airlines
Deal found 6/17![American Airlines logo]()
$344
This Southwest deal was found by Cheapflights users on 6/17. 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 7/153:15 pm
SAT
- SDF
1 stop7h 00m
Southwest
Sat 7/185:05 pm
SDF
- SAT
2 stops6h 25m
Southwest
Deal found 6/17![Southwest logo]()
$349
This American Airlines deal was found by Cheapflights users on 6/16. 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 6/16![American Airlines logo]()
$395
This Southwest deal was found by Cheapflights users on 6/15. 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 6/15![Southwest logo]()
$357
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Thu 7/305:47 pm
SAT
- SDF
1 stop5h 47m
American Airlines
Sat 8/16:11 pm
SDF
- SAT
1 stop5h 53m
American Airlines
Deal found 6/17![American Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 6/17. 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 7/306:35 am
SAT
- SDF
2 stops6h 50m
Southwest
Sat 8/15:15 pm
SDF
- SAT
1 stop6h 55m
Southwest
Deal found 6/17![Southwest logo]()
$399
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 June 17, 2026.
Search for one-way flight options from San Antonio to Louisville. Find affordable one-way fares based on user searches. Data last updated June 17, 2026.
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:00 am
SAT
- SDF
1 stop6h 37m
United Airlines
Deal found 6/15![United Airlines logo]()
$154
This Southwest deal was found by Cheapflights users on 6/15. 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 7/2112:20 pm
SAT
- SDF
2 stops7h 10m
Southwest
Deal found 6/15![Southwest logo]()
$159
This Southwest deal was found by Cheapflights users on 6/15. 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 7/235:10 am
SAT
- SDF
1 stop6h 20m
Southwest
Deal found 6/15![Southwest logo]()
$204
This Southwest deal was found by Cheapflights users on 6/14. 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 7/96:25 am
SAT
- SDF
1 stop7h 30m
Southwest
Deal found 6/14![Southwest logo]()
$214
This Southwest deal was found by Cheapflights users on 6/15. 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 6/303:15 pm
SAT
- SDF
1 stop6h 55m
Southwest
Deal found 6/15![Southwest logo]()
$244
This Southwest deal was found by Cheapflights users on 6/17. 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 7/55:40 am
SAT
- SDF
2 stops6h 25m
Southwest
Deal found 6/17![Southwest logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Mon 7/611:30 am
SAT
- SDF
3 stops44h 06m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:20 pm
SAT
- SDF
1 stop6h 03m
United Airlines
Deal found 6/14![United Airlines logo]()
$290
This Southwest deal was found by Cheapflights users on 6/14. 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 6/2412:55 pm
SAT
- SDF
2 stops6h 30m
Southwest
Deal found 6/14![Southwest logo]()
$295
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 June 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $324 (American Airlines) |
One-way from | $154 (United Airlines) |
Popular in | January |
Cheapest in | February |
Average price | $426 |
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 June 17, 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
Thu 8/6
2:55 pm-11:05 pm
1 stop7h 10m
Louisville Intl
Thu 8/13
10:40 am-3:20 pm
1 stop5h 40m
$341
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Wed 7/15
3:15 pm-11:15 pm
1 stop7h 00m
Louisville Intl
Sat 7/18
5:00 am-11:50 am
2 stops7h 50m
$349
Quickest round-trip
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Wed 7/22
4:25 pm-9:45 pm
1 stop4h 20m
Louisville Intl
Thu 7/30
3:00 pm-9:00 pm
2 stops7h 00m
$362
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Tue 7/21
8:20 am-4:45 pm
2 stops7h 25m
Louisville Intl
Thu 7/23
7:25 am-1:25 pm
2 stops7h 00m
$367
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Wed 7/8
3:15 pm-11:15 pm
1 stop7h 00m
Louisville Intl
Tue 7/14
4:15 pm-9:40 pm
1 stop6h 25m
$367
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Tue 8/18
4:12 pm-10:15 pm
1 stop5h 03m
Louisville Intl
Wed 8/19
6:15 am-3:10 pm
1 stop9h 55m
$387
Cheapest one-way
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Tue 7/21
7:00 am-2:37 pm
1 stop6h 37m
$154
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Tue 7/21
12:20 pm-8:30 pm
2 stops7h 10m
$159
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Mon 8/3
3:45 pm-12:30 am
2 stops7h 45m
$209
Quickest one-way
San AntonioLouisville
SAT - SDF
SATSDF
San Antonio
Thu 7/23
5:20 am-12:00 pm
2 stops5h 40m
$209
Showing 1-10 of 14 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 June.
| 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 June 17, 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.
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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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Complete your trip
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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 June 17, 2026.
San Antonio and Louisville flights
Browse other San Antonio and Louisville flight options. Last updated on June 17, 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 June 17, 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 June 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$277 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$306 | Average$406 | FlexibilityNo cancel fee | On-time63% |