What are the cheapest airlines flying from San Antonio to Louisville round-trip?

Currently priced at $208, Spirit Airlines will fly you from San Antonio to Louisville and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $332 and $337, respectively. Spirit Airlines is priced at 47% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from San Antonio to Louisville?

Travelers seeking maximum savings on their San Antonio to Louisville flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from San Antonio to Louisville?

The most popular airlines flying from San Antonio to Louisville are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from San Antonio to Louisville?

Users have found that flying from San Antonio to Louisville on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

To save on the cost of your flight from San Antonio to Louisville, book at least 54 days before your planned departure. Booking around this time can save you about 111% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $485 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $606.

What is the cheapest month to fly from San Antonio to Louisville?

February can be a great time to fly to Louisville from San Antonio with a flight ticket averaging about $398. Cheapflights users have found deals in the month of February for as cheap as $309. The most expensive prices can be found in the month of December.

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.

Can I find deals for flights from San Antonio to Louisville that include hotel bookings?

Yes. In addition to deals on San Antonio to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Antonio to Louisville?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Louisville.

Can I find deals for business class flights from San Antonio to Louisville?

Yes. Cheapflights offers flight deals from San Antonio to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$208+ Flights from San Antonio to Louisville

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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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Antonio to Louisville Intl are usually found in February or April, booked 79 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from San Antonio to Louisville

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$208 (Mytrip)
Popular in	December
Cheapest in	February
Average price	$388

Provider with most accurate pricing for San Antonio-Louisville Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for San Antonio-Louisville Intl flights.

Search Deals

From San Antonio to Louisville Intl

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($46 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from San Antonio to Louisville

Cheapest flights from San Antonio to Louisville
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 March 21, 2025.

Thu 5/87:00 amSAT - SDF

1 stop30h 56mSpirit Airlines

Mon 5/123:51 pmSDF - SAT

1 stop22h 51mSpirit Airlines

Deal found 3/20

$208

Tue 4/2210:09 amSAT - SDF

1 stop11h 08mMultiple Airlines

Fri 4/256:19 pmSDF - SAT

1 stop22h 47mMultiple Airlines

Deal found 3/20

$230

Wed 9/174:25 pmSAT - SDF

1 stop6h 32mDelta

Mon 9/226:26 pmSDF - SAT

1 stop5h 37mDelta

Deal found 3/20

$332

Tue 9/164:22 pmSAT - SDF

1 stop4h 08mUnited Airlines

Thu 9/188:45 amSDF - SAT

2 stops7h 41mUnited Airlines

Deal found 3/20

$337

Sat 9/205:45 amSAT - SDF

2 stops7h 15mSouthwest

Mon 9/225:30 amSDF - SAT

1 stop6h 25mSouthwest

Deal found 3/20

$368

Tue 4/85:18 pmSAT - SDF

1 stop5h 38mAmerican Airlines

Sun 4/135:45 amSDF - SAT

1 stop7h 50mAmerican Airlines

Deal found 3/19

$647

Best flights from San Antonio to Louisville
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 March 21, 2025.

Thu 5/87:00 amSAT - SDF

1 stop30h 56mSpirit Airlines

Mon 5/123:51 pmSDF - SAT

1 stop22h 51mSpirit Airlines

Deal found 3/20

$208

Tue 4/2210:09 amSAT - SDF

1 stop11h 08mMultiple Airlines

Fri 4/256:19 pmSDF - SAT

1 stop22h 47mMultiple Airlines

Deal found 3/20

$230

Wed 9/174:25 pmSAT - SDF

1 stop6h 32mDelta

Mon 9/226:26 pmSDF - SAT

1 stop5h 37mDelta

Deal found 3/20

$332

Tue 9/164:22 pmSAT - SDF

1 stop4h 08mUnited Airlines

Thu 9/188:45 amSDF - SAT

2 stops7h 41mUnited Airlines

Deal found 3/20

$337

Tue 9/166:00 amSAT - SDF

2 stops8h 15mSouthwest

Thu 9/186:25 amSDF - SAT

2 stops6h 30mSouthwest

Deal found 3/20

$373

Tue 4/85:18 pmSAT - SDF

1 stop5h 38mAmerican Airlines

Sun 4/135:45 amSDF - SAT

1 stop7h 50mAmerican Airlines

Deal found 3/19

$647

Last-minute flights from San Antonio to Louisville
Discover last-minute flight deals from San Antonio to Louisville. Data last updated March 21, 2025 and is based on user searches.

Tue 3/256:15 amSAT - SDF

1 stop5h 05mSouthwest

Fri 3/2811:45 amSDF - SAT

1 stop11h 15mSouthwest

Deal found 3/20

$671

Wed 3/2610:58 amSAT - SDF

1 stop11h 00mSpirit Airlines

Fri 3/289:32 pmSDF - SAT

2 stops23h 58mSpirit Airlines

Deal found 3/20

$565

Wed 3/263:15 pmSAT - SDF

1 stop5h 00mSouthwest

Fri 3/2811:45 amSDF - SAT

1 stop11h 15mSouthwest

Deal found 3/20

$671

Tue 4/85:18 pmSAT - SDF

1 stop5h 38mAmerican Airlines

Sun 4/135:45 amSDF - SAT

1 stop7h 50mAmerican Airlines

Deal found 3/19

$647

Sat 4/198:56 pmSAT - SDF

2 stops19h 21mSpirit Airlines

Sat 4/2612:58 pmSDF - SAT

1 stop28h 10mSpirit Airlines

Deal found 3/20

$254

Sat 4/195:30 amSAT - SDF

1 stop5h 20mDelta

Sun 4/276:10 amSDF - SAT

1 stop6h 35mDelta

Deal found 3/21

$332

Sat 4/195:30 amSAT - SDF

2 stops10h 30mUnited Airlines

Sun 4/277:03 amSDF - SAT

1 stop5h 15mUnited Airlines

Deal found 3/21

$452

Tue 4/2210:09 amSAT - SDF

1 stop11h 08mMultiple Airlines

Fri 4/256:19 pmSDF - SAT

1 stop22h 47mMultiple Airlines

Deal found 3/20

$230

One-way flights from San Antonio to Louisville
Search for one-way flight options from San Antonio to Louisville. Find affordable one-way fares based on user searches. Data last updated March 21, 2025.

Thu 3/275:20 pmSAT - SDF

1 stop22h 18mSpirit Airlines

Deal found 3/19

$272

Cheapflights Fare Finder

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

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Thu 5/8

7:00 am-2:56 pm

1 stop30h 56m

Louisville Intl

Mon 5/12

3:51 pm-1:42 pm

1 stop22h 51m

$208

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Tue 4/22

10:09 am-10:17 pm

1 stop11h 08m

Louisville Intl

Fri 4/25

6:19 pm-4:06 pm

1 stop22h 47m

$230

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Wed 9/17

4:25 pm-11:57 pm

1 stop6h 32m

Louisville Intl

Mon 9/22

6:26 pm-11:03 pm

1 stop5h 37m

$332

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Tue 9/16

4:22 pm-9:30 pm

1 stop4h 08m

Louisville Intl

Thu 9/18

8:45 am-3:26 pm

2 stops7h 41m

$337

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Tue 9/16

6:00 am-3:15 pm

2 stops8h 15m

Louisville Intl

Thu 9/18

6:25 am-11:55 am

2 stops6h 30m

$373

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Tue 4/8

5:18 pm-11:56 pm

1 stop5h 38m

Louisville Intl

Sun 4/13

5:45 am-12:35 pm

1 stop7h 50m

$647

San AntonioLouisville

SAT - SDF

SATSDF

San Antonio

Thu 3/27

5:20 pm-4:38 pm

1 stop22h 18m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Compare providers for flights from San Antonio to Louisville

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 March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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.

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

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

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Louisville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Antonio to Louisville?

Currently, January is the cheapest month in which you can book a flight from San Antonio to Louisville (average of $299). Flying from San Antonio to Louisville in April is currently the most expensive (average of $369). 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.

What is the cheapest time of day to fly from SAT to SDF?

A simple way to save on the total cost of your ticket is to fly from San Antonio to Louisville in the afternoon. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

Rainfall in Louisville by month

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

See what other customers who have flown with Southwest, Delta and United Airlines from San Antonio to Louisville have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,281 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.1

Very good

4,281 reviews

Southwest

8.1

Very good

4,281 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta

8.0

Very good

7,895 reviews

Southwest

8.1

Very good

4,281 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines

7.4

Good

8,605 reviews

Southwest

8.1

Very good

4,281 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.1

Very good

4,281 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Spirit Airlines

6.3

Okay

7,877 reviews

Southwest

8.1

Very good

4,281 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

What are the cheapest airlines flying from San Antonio to Louisville round-trip?
Currently priced at $208, Spirit Airlines will fly you from San Antonio to Louisville and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $332 and $337, respectively. Spirit Airlines is priced at 47% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from San Antonio to Louisville that include hotel bookings?
Yes. In addition to deals on San Antonio to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Antonio to Louisville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Louisville.
Can I find deals for business class flights from San Antonio to Louisville?
Yes. Cheapflights offers flight deals from San Antonio to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Antonio to Louisville?
Currently, January is the cheapest month in which you can book a flight from San Antonio to Louisville (average of $299). Flying from San Antonio to Louisville in April is currently the most expensive (average of $369). 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.

See more FAQs

Jeffersonville

Corydon

Elizabethtown

Bardstown

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from San Antonio to Louisville

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$276	Average$403	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$296	Average$366	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$316	Average$545	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$317	Average$401	FlexibilityNo cancel fee	On-time63%

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$208+ Cheap flights from San Antonio to Louisville (SAT - SDF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Antonio to Louisville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Antonio to Louisville Intl are usually found in February or April, booked 79 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from San Antonio to Louisville

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from San Antonio to Louisville

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 March 21, 2025.

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 March 21, 2025.

Cheapflights Fare Finder

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

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 March.

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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Louisville

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

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Louisville. Price data was last updated on March 14, 2025.

What is the cheapest month to book a flight from San Antonio to Louisville?

What is the cheapest time of day to fly from SAT to SDF?

Find hourly flight availability from San Antonio to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 21, 2025.

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

Reviews of airlines servicing Louisville

See what other customers who have flown with Southwest, Delta and United Airlines from San Antonio to Louisville have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines flying from San Antonio to Louisville round-trip?

Can I find deals for flights from San Antonio to Louisville that include hotel bookings?

How can I find direct flights from San Antonio to Louisville?

Can I find deals for business class flights from San Antonio to Louisville?

What is the cheapest month to book a flight from San Antonio to Louisville?

Traveling to a place near San Antonio?

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Alternative routes for San Antonio to Louisville

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Top 4 airlines flying from San Antonio to Louisville

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Cheapest flights from San Antonio to Louisville
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 March 21, 2025.