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Cheap flights from Indianapolis to San Antonio from $130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to San Antonio departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:20 pm - 6:54 pm
IND
-
SAT
7h 34m
1 stop
Frontier Logo
11:08 am - 7:21 pm
SAT
-
IND
7h 13m
1 stop
$240Frontier
Thu, Sep 10 - Sat, Sep 12
Frontier Logo
8:49 pm - 7:31 pm
IND
-
SAT
23h 42m
1 stop
Frontier Logo
8:26 pm - 8:04 pm
SAT
-
IND
22h 38m
1 stop
$250Frontier
Tue, Aug 25 - Thu, Aug 27
Frontier Logo
12:20 pm - 10:12 am
IND
-
SAT
22h 52m
1 stop
Frontier Logo
9:57 am - 10:14 am
SAT
-
IND
23h 17m
1 stop
$258Frontier
Thu, Sep 10 - Mon, Sep 14
Frontier Logo
12:20 pm - 6:54 pm
IND
-
SAT
7h 34m
1 stop
Frontier Logo
11:08 am - 7:21 pm
SAT
-
IND
7h 13m
1 stop
$259Frontier
Thu, Oct 1 - Mon, Oct 5
Frontier Logo
8:49 pm - 7:31 pm
IND
-
SAT
23h 42m
1 stop
Frontier Logo
8:26 pm - 8:04 pm
SAT
-
IND
22h 38m
1 stop
$260Frontier
Sat, Aug 29 - Tue, Sep 1
Frontier Logo
9:59 pm - 8:56 am
IND
-
SAT
11h 57m
1 stop
Frontier Logo
8:26 pm - 8:04 pm
SAT
-
IND
22h 38m
1 stop
$263Frontier
Sun, Aug 30 - Mon, Aug 31
Frontier Logo
8:49 pm - 7:31 pm
IND
-
SAT
23h 42m
1 stop
Frontier Logo
8:26 pm - 8:04 pm
SAT
-
IND
22h 38m
1 stop
$264Frontier
Mon, Aug 24 - Sat, Aug 29
Frontier Logo
8:49 pm - 7:31 pm
IND
-
SAT
23h 42m
1 stop
Frontier Logo
9:51 am - 6:38 pm
SAT
-
IND
7h 47m
1 stop
$265Frontier
Wed, Aug 19 - Fri, Aug 21
Frontier Logo
8:53 pm - 6:54 pm
IND
-
SAT
23h 01m
1 stop
Frontier Logo
7:49 pm - 8:08 pm
SAT
-
IND
23h 19m
1 stop
$268Frontier
Mon, Aug 10 - Thu, Aug 13
Frontier Logo
2:52 pm - 10:12 am
IND
-
SAT
20h 20m
1 stop
Frontier Logo
11:08 am - 1:57 pm
SAT
-
IND
25h 49m
1 stop
$269Frontier
Tue, Nov 10 - Fri, Nov 13

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Frontier flights from Indianapolis to San Antonio

Our best Frontier deals on Indianapolis to San Antonio flight tickets
Frontier
Sep 10
IND12:20 pmIndianapolis
7h 34m
1 stop
SAT6:54 pmSan Antonio
Sep 12
SAT11:08 amSan Antonio
7h 13m
1 stop
IND7:21 pmIndianapolis
$240
Frontier
Aug 25
IND8:49 pmIndianapolis
23h 42m
1 stop
SAT7:31 pmSan Antonio
Aug 27
SAT8:26 pmSan Antonio
22h 38m
1 stop
IND8:04 pmIndianapolis
$250
Frontier
Sep 10
IND12:20 pmIndianapolis
22h 52m
1 stop
SAT10:12 amSan Antonio
Sep 14
SAT9:57 amSan Antonio
23h 17m
1 stop
IND10:14 amIndianapolis
$258

Southwest flights from Indianapolis to San Antonio

Our best Southwest deals on Indianapolis to San Antonio flight tickets
Southwest
Aug 12
IND1:00 pmIndianapolis
5h 55m
2 stops
SAT5:55 pmSan Antonio
Aug 19
SAT6:50 amSan Antonio
4h 35m
1 stop
IND12:25 pmIndianapolis
$322
Southwest
Aug 12
IND1:00 pmIndianapolis
8h 30m
2 stops
SAT8:30 pmSan Antonio
Aug 19
SAT12:55 pmSan Antonio
6h 40m
2 stops
IND8:35 pmIndianapolis
$327
Southwest
Sep 11
IND3:30 pmIndianapolis
7h 00m
1 stop
SAT9:30 pmSan Antonio
Sep 14
SAT2:05 pmSan Antonio
7h 15m
2 stops
IND10:20 pmIndianapolis
$334

momondo 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, momondo users made 832,500 searches. Data last updated July 22, 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
Quickest round-trip

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 9/10

12:20 pm-6:54 pm

1 stop7h 34m

San Antonio

Sat 9/12

11:08 am-7:21 pm

1 stop7h 13m

$240

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 8/25

8:49 pm-7:31 pm

1 stop23h 42m

San Antonio

Thu 8/27

8:26 pm-8:04 pm

1 stop22h 38m

$250

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 9/10

12:20 pm-10:12 am

1 stop22h 52m

San Antonio

Mon 9/14

9:57 am-10:14 am

1 stop23h 17m

$258

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 10/1

12:20 pm-6:54 pm

1 stop7h 34m

San Antonio

Mon 10/5

11:08 am-7:21 pm

1 stop7h 13m

$259

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sat 8/29

8:49 pm-7:31 pm

1 stop23h 42m

San Antonio

Tue 9/1

8:26 pm-8:04 pm

1 stop22h 38m

$260

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sun 8/30

9:59 pm-8:56 am

1 stop11h 57m

San Antonio

Mon 8/31

8:26 pm-8:04 pm

1 stop22h 38m

$263

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 8/24

8:49 pm-7:31 pm

1 stop23h 42m

San Antonio

Sat 8/29

8:26 pm-8:04 pm

1 stop22h 38m

$264

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 8/19

8:49 pm-7:31 pm

1 stop23h 42m

San Antonio

Fri 8/21

9:51 am-6:38 pm

1 stop7h 47m

$265

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 8/10

8:53 pm-6:54 pm

1 stop23h 01m

San Antonio

Thu 8/13

7:49 pm-8:08 pm

1 stop23h 19m

$268

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 11/10

2:52 pm-10:12 am

1 stop20h 20m

San Antonio

Fri 11/13

11:08 am-1:57 pm

1 stop25h 49m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Indianapolis to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Indianapolis and San Antonio?

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of September, then book flights to San Antonio from Indianapolis during August instead. Flights to San Antonio in August, while not as cheap as those in September, still average around $296.

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

You are more likely to see cheaper flights to San Antonio from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $380 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Indianapolis for as low as $319 on momondo.

How have Indianapolis to San Antonio flight prices changed over time?

As of July 2026, prices for Indianapolis to San Antonio flights are approximately 69% more expensive when compared to flights at the same time last year.

When to book flights from Indianapolis to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Indianapolis to San Antonio (IND to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to San Antonio

Fastest flight time

5h 02m

Direct flights

None
The fastest flight from Indianapolis to San Antonio takes 5h 02m
There are no direct flights from Indianapolis to San Antonio. There are no popular flight routes from Indianapolis to San Antonio.
Search flight deals

Frequently asked questions about flying from Indianapolis to San Antonio

  • How far is Indianapolis to San Antonio by plane?

    There are 998.9 mi between Indianapolis and San Antonio. 5h 02m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Indianapolis Airport to San Antonio Airport?

    Prices for flights from Indianapolis Airport to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Indianapolis Airport to San Antonio Airport?

  • How old do you have to be to fly from Indianapolis Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Indianapolis Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Indianapolis to San Antonio?

Best airlines flying from Indianapolis to San Antonio

Compare and see reviews for airlines that fly from Indianapolis to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $148Free CancellationRating
5.6
2,771 reviews
Search Frontier flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,241 reviews
Search Southwest flights
DeltaPriceFrom $216Free CancellationRating
7.8
8,476 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,834 reviews
Search American Airlines flights
United AirlinesPriceFrom $302Free CancellationRating
7.4
10,020 reviews
Search United Airlines flights

  • United Airlines Flights From Indianapolis to San Antonio

    United Airlines operates around 1 flight from Indianapolis to San Antonio every week. The average price of these flights found in the last 72 hours has been $431, but momondo users have found United Airlines deals from Indianapolis to San Antonio from as low as $302 round-trip. United Airlines has been scored 7.4/10 in 10,020 reviews.

Traveling to a place near San Antonio?

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

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to San Antonio?

Finding the right flight to San Antonio from Indianapolis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

Can I find flights from Indianapolis to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Indianapolis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Indianapolis to San Antonio?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Antonio from Indianapolis.

I’m not ready to book a flight from Indianapolis to San Antonio right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Indianapolis to San Antonio now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Antonio and let you know when they change.

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