San Antonio

$127+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SAT
Aug 27 — Sep 31
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Find cheap flights from Indianapolis to San Antonio 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”

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3. Compare prices and book

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Cheap 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 July 28, 2026.

This Expedia deal was found by Cheapflights users on 7/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:59 pm
IND
-
SAT
1 stop11h 57m
Frontier
Sat 8/298:26 pm
SAT
-
IND
1 stop22h 38m
Frontier
Deal found 7/23$242
This Expedia deal was found by Cheapflights users on 7/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:59 pm
IND
-
SAT
1 stop11h 57m
Frontier
Mon 8/249:51 am
SAT
-
IND
1 stop7h 47m
Frontier
Deal found 7/24$246
This CheapOair deal was found by Cheapflights users on 7/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:38 pm
IND
-
SAT
1 stop14h 18m
Frontier
Tue 8/188:26 pm
SAT
-
IND
1 stop22h 38m
Frontier
Deal found 7/23$253
This CheapOair deal was found by Cheapflights users on 7/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:12 pm
IND
-
SAT
1 stop20h 09m
Frontier
Sat 10/1012:16 pm
SAT
-
IND
1 stop21h 14m
Frontier
Deal found 7/27$256
This CheapOair deal was found by Cheapflights users on 7/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:56 pm
IND
-
SAT
1 stop23h 29m
Frontier
Mon 10/58:20 pm
SAT
-
IND
1 stop17h 57m
Frontier
Deal found 7/26$257
This CheapOair deal was found by Cheapflights users on 7/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:16 pm
IND
-
SAT
1 stop14h 56m
Frontier
Sun 9/207:49 pm
SAT
-
IND
1 stop22h 32m
Frontier
Deal found 7/23$271
This CheapOair deal was found by Cheapflights users on 7/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:12 pm
IND
-
SAT
1 stop28h 13m
Frontier
Sun 10/48:20 pm
SAT
-
IND
1 stop17h 57m
Frontier
Deal found 7/27$272
This CheapOair deal was found by Cheapflights users on 7/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:33 pm
IND
-
SAT
1 stop14h 23m
Frontier
Sun 8/238:26 pm
SAT
-
IND
1 stop22h 38m
Frontier
Deal found 7/25$273
This CheapOair deal was found by Cheapflights users on 7/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:33 pm
IND
-
SAT
1 stop14h 23m
Frontier
Tue 9/88:26 pm
SAT
-
IND
1 stop21h 55m
Frontier
Deal found 7/24$275
This CheapOair deal was found by Cheapflights users on 7/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:12 pm
IND
-
SAT
1 stop28h 13m
Frontier
Mon 9/2810:05 am
SAT
-
IND
1 stop23h 20m
Frontier
Deal found 7/26$278
This CheapOair deal was found by Cheapflights users on 7/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:49 pm
IND
-
SAT
1 stop23h 42m
Frontier
Mon 8/249:51 am
SAT
-
IND
1 stop7h 47m
Frontier
Deal found 7/24$280

Find 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 July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(Expedia)

One-way from

$127
(Super.com)

Popular in

June

Cheapest in

September

Average price

$450
Provider with most accurate pricing for Indianapolis-San Antonio flight deals.
Provider most trusted by Cheapflights users for Indianapolis-San Antonio flights.
From Indianapolis to San Antonio
One-way flight from Indianapolis to San Antonio
Highest demand for flights based on searches. 17% potential increase in price ($80 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in July 2026

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 July 28, 2026.
Use the filters below to find and compare flights from Indianapolis to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 8/26

4:25 pm-10:39 pm

2 stops7h 14m

San Antonio

Thu 8/27

5:59 pm-11:30 pm

1 stop4h 31m

$318

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 8/27

4:10 pm-10:00 pm

1 stop6h 50m

San Antonio

Sat 8/29

5:40 am-1:45 pm

2 stops7h 05m

$322

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 8/13

7:20 am-10:35 am

1 stop4h 15m

San Antonio

Tue 8/18

3:15 pm-10:45 pm

2 stops6h 30m

$322

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 10/13

8:00 pm-12:27 am

1 stop5h 27m

San Antonio

Sat 10/17

5:30 am-12:46 pm

1 stop6h 16m

$335

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 9/9

7:40 am-12:50 pm

2 stops6h 10m

San Antonio

Wed 9/9

3:15 pm-10:50 pm

2 stops6h 35m

$335
Quickest round-trip

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 10/1

6:20 am-11:40 am

2 stops6h 20m

San Antonio

Sun 10/4

6:50 pm-11:35 pm

1 stop3h 45m

$372

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 1/13

4:25 pm-10:48 pm

2 stops7h 23m

San Antonio

Sun 1/17

5:55 pm-11:17 pm

1 stop4h 22m

$376

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Fri 9/11

5:25 am-12:25 pm

1 stop8h 00m

San Antonio

Sun 9/13

12:20 pm-1:00 am

2 stops11h 40m

$377

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Fri 10/23

6:20 am-11:40 am

2 stops6h 20m

San Antonio

Mon 10/26

3:20 pm-11:50 pm

2 stops7h 30m

$381

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 10/1

5:40 am-3:53 pm

2 stops11h 13m

San Antonio

Mon 10/5

5:30 pm-11:44 pm

1 stop5h 14m

$410

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Indianapolis to San Antonio

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 Indianapolis to San Antonio in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*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 Indianapolis-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Indianapolis-San Antonio 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 Indianapolis-San Antonio 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 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?

To ensure you get the cheapest price possible for a flight from Indianapolis to San Antonio, you should look to book at least 2 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, September is the cheapest month in which you can book a flight from Indianapolis to San Antonio (average of $250). Flying from Indianapolis to San Antonio in June is currently the most expensive (average of $496). 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 Indianapolis to San Antonio?

Airfare is below average for this route at the moment.

Indianapolis to San Antonio flights typically cost between $264 and $406 in August.
The cheapest round-trip price found within the last 5 days was $242 on Frontier (Aug 27-Aug 29).

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 July 28, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited 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.

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Indianapolis to San Antonio?

    United Airlines, Southwest, and Delta can get you from Indianapolis to San Antonio in just under 5h 27m. Your travel time can differ by up to 1h 47m. Airlines will cover a distance of 984 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Indianapolis to San Antonio is Frontier. Our recent data shows that you can find tickets from as low as $148 on this airline. Additional options worth looking into are Southwest and Delta, starting at $206 and $216 round-trip. Frontier is priced at 61% 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 ($92), United Airlines ($103), and American Airlines ($142).

  • 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, September is the cheapest month in which you can book a flight from Indianapolis to San Antonio (average of $250). Flying from Indianapolis to San Antonio in June is currently the most expensive (average of $496). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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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.

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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$244FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$206Average$397FlexibilityNo cancel feeOn-time63%
DeltaCheapest$216Average$341FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$234Average$410FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$302Average$426FlexibilityNo cancel feeOn-time69%

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