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$82+ Cheap flights from Indianapolis to San Antonio (IND - SAT)

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SAT
jul. 6 — jul. 131
dom. 7/6
dom. 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from Indianapolis to San Antonio are usually found in August or June, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Indianapolis to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to San Antonio (SAT). 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 julio 1, 2025.

Round-trip from

$210
(FlightHub)

One-way from

$82
(Priceline)

Popular in

November

Cheapest in

August

Average price

$366
From Indianapolis to San Antonio
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One-way flight from Indianapolis to San Antonio
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Indianapolis to San Antonio

Cheapest flights from Indianapolis to San Antonio
Explore the most affordable flight options available from Indianapolis to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 1, 2025.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/173:03 pmIND - SAT
1 stop9h 22mSpirit Airlines
dom. 10/198:00 amSAT - IND
1 stop23h 15mSpirit Airlines
Deal found 6/29$210
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/196:00 amIND - SAT
1 stop13h 02mFrontier
sáb. 7/266:59 pmSAT - IND
1 stop28h 44mFrontier
Deal found 6/30$216
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.
mié. 8/278:55 amIND - SAT
1 stop4h 35mSouthwest
mar. 9/26:30 amSAT - IND
1 stop4h 35mSouthwest
Deal found 6/30$229
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/156:00 amIND - SAT
1 stop13h 02mMultiple Airlines
mar. 7/227:10 amSAT - IND
1 stop14h 58mMultiple Airlines
Deal found 6/29$238
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/21:12 pmIND - SAT
1 stop5h 26mAmerican Airlines
sáb. 9/612:44 pmSAT - IND
1 stop4h 13mAmerican Airlines
Deal found 6/30$248
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:00 amIND - SAT
2 stops8h 22mUnited Airlines
mié. 9/108:55 amSAT - IND
1 stop7h 59mUnited Airlines
Deal found 6/30$304

Cheapflights Fare Finder

Customize your flight search to find flights from Indianapolis to San Antonio 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 julio 1, 2025.
Use the filters below to find and compare flights from Indianapolis to San Antonio that are best for you.

Fly from

Indianapolis

Fly to

San Antonio

Route

Depart

Return

Price

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

vie. 10/17

3:03 pm-11:25 pm

1 stop9h 22m

San Antonio

dom. 10/19

8:00 am-8:15 am

1 stop23h 15m

$210

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

sáb. 7/19

6:00 am-6:02 pm

1 stop13h 02m

San Antonio

sáb. 7/26

6:59 pm-12:43 am

1 stop28h 44m

$216

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

mié. 8/27

8:55 am-12:30 pm

1 stop4h 35m

San Antonio

mar. 9/2

6:30 am-12:05 pm

1 stop4h 35m

$229

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

mar. 7/15

6:00 am-6:02 pm

1 stop13h 02m

San Antonio

mar. 7/22

7:10 am-11:08 pm

1 stop14h 58m

$238

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

mar. 9/2

1:12 pm-5:38 pm

1 stop5h 26m

San Antonio

sáb. 9/6

12:44 pm-5:57 pm

1 stop4h 13m

$248

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

mar. 9/30

7:00 am-10:49 am

1 stop4h 49m

San Antonio

sáb. 10/4

9:47 am-5:54 pm

2 stops7h 07m

$268

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 7/10

1:00 pm-7:13 pm

1 stop7h 13m

$82

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 9/18

5:30 am-3:55 pm

1 stop11h 25m

$100

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 7/24

9:59 pm-1:06 pm

1 stop16h 07m

$124

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

lun. 12/15

5:22 pm-9:20 pm

1 stop4h 58m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 12 results
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Best time to book a flight from Indianapolis to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Indianapolis 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 Indianapolis to San Antonio

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

Use this chart to determine the optimal time to book a round-trip flight from Indianapolis to San Antonio. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Indianapolis to San Antonio, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Indianapolis to San Antonio (average of $295). Flying from Indianapolis to San Antonio in March is currently the most expensive (average of $376). 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 IND to SAT?

Find hourly flight availability from Indianapolis to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 1, 2025.

One of the essential ways to save on airfare from Indianapolis to San Antonio is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 7% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to San Antonio. Price data was last updated on December 16, 2024.

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

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated julio 1, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Indianapolis to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,275 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,974 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,858 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,100 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to San Antonio. 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 Indianapolis to San Antonio round-trip?

    Our cheapest airline available from Indianapolis to San Antonio is Spirit Airlines. Our recent data shows that you can find tickets from as low as $210 on this airline. Additional options worth looking into are Frontier and Southwest, starting at $216 and $229 round-trip. Spirit Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Indianapolis to San Antonio one-way?

    The cheapest airlines for a one-way flight from Indianapolis to San Antonio are Frontier ($82), Spirit Airlines ($100), and United Airlines ($150).

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

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

  • How can I find direct flights from Indianapolis to San Antonio?

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

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

    Yes. Cheapflights offers flight deals from Indianapolis to San Antonio 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 Indianapolis to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Indianapolis to San Antonio (average of $295). Flying from Indianapolis to San Antonio in March is currently the most expensive (average of $376). 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

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
New Braunfels

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Alternative routes for Indianapolis to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Indianapolis to San Antonio

Discover the top 5 airlines that operate flights from Indianapolis to San Antonio. 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 julio 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$152Average$261FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$278Average$384FlexibilityNo cancel feeOn-time71%
DeltaCheapest$292Average$384FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$296Average$419FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$296Average$412FlexibilityNo cancel feeOn-time69%

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