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Cheap flights from Indianapolis to San Antonio from $79

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 2/19. 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
0 bags

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Find the cheapest flights from Indianapolis to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:42 pm - 7:37 pm
IND
-
SAT
23h 55m
1 stop
Frontier Logo
6:12 pm - 7:57 pm
SAT
-
IND
24h 45m
1 stop
$154Frontier
Thu, Feb 26 - Wed, Mar 4
Multiple Airlines Logo
7:27 pm - 4:15 pm
IND
-
SAT
21h 48m
1 stop
Multiple Airlines Logo
10:26 am - 6:31 pm
SAT
-
IND
31h 05m
2 stops
$157Multiple Airlines
Thu, Feb 26 - Wed, Mar 4
Frontier Logo
8:33 pm - 12:17 am
IND
-
SAT
28h 44m
1 stop
Frontier Logo
2:13 pm - 9:21 am
SAT
-
IND
18h 08m
1 stop
$171Frontier
Tue, Mar 17 - Tue, Mar 24
Frontier Logo
1:23 pm - 1:12 pm
IND
-
SAT
24h 49m
1 stop
Frontier Logo
8:53 pm - 8:39 am
SAT
-
IND
10h 46m
1 stop
$174Frontier
Wed, Feb 25 - Mon, Mar 9
Frontier Logo
8:52 pm - 12:17 am
IND
-
SAT
28h 25m
1 stop
Frontier Logo
6:45 am - 7:38 pm
SAT
-
IND
11h 53m
1 stop
$179Frontier
Mon, Mar 9 - Tue, Mar 17
Multiple Airlines Logo
7:27 pm - 4:15 pm
IND
-
SAT
21h 48m
1 stop
Multiple Airlines Logo
3:36 pm - 11:25 pm
SAT
-
IND
30h 49m
2 stops
$186Multiple Airlines
Thu, Feb 26 - Mon, Mar 9
Spirit Airlines Logo
3:12 pm - 11:59 pm
IND
-
SAT
9h 47m
1 stop
Spirit Airlines Logo
6:00 am - 2:17 pm
SAT
-
IND
7h 17m
1 stop
$187Spirit Airlines
Wed, Mar 4 - Wed, Mar 11
Frontier Logo
7:27 pm - 4:20 pm
IND
-
SAT
21h 53m
1 stop
Frontier Logo
6:12 pm - 7:57 pm
SAT
-
IND
24h 45m
1 stop
$188Frontier
Sun, Mar 1 - Wed, Mar 4
Multiple Airlines Logo
7:37 pm - 4:18 pm
IND
-
SAT
21h 41m
1 stop
Multiple Airlines Logo
10:26 am - 6:31 pm
SAT
-
IND
31h 05m
2 stops
$190Multiple Airlines
Sun, Feb 15 - Wed, Feb 18
Frontier Logo
7:27 pm - 4:15 pm
IND
-
SAT
21h 48m
1 stop
Frontier Logo
8:53 pm - 8:39 am
SAT
-
IND
10h 46m
1 stop
$192Frontier
Thu, Feb 26 - Mon, Mar 9

Spirit Airlines flights from Indianapolis to San Antonio

Our best Spirit Airlines deals on Indianapolis to San Antonio flight tickets
Spirit Airlines
Feb 14
IND3:12 pmIndianapolis
9h 47m
1 stop
SAT11:59 pmSan Antonio
Feb 18
SAT10:26 amSan Antonio
7h 57m
1 stop
IND7:23 pmIndianapolis
$176
Spirit Airlines
Mar 4
IND3:12 pmIndianapolis
9h 47m
1 stop
SAT11:59 pmSan Antonio
Mar 11
SAT6:00 amSan Antonio
7h 17m
1 stop
IND2:17 pmIndianapolis
$187
Spirit Airlines
Feb 20
IND3:12 pmIndianapolis
9h 47m
1 stop
SAT11:59 pmSan Antonio
Feb 24
SAT10:26 amSan Antonio
11h 22m
1 stop
IND10:48 pmIndianapolis
$198

Frontier flights from Indianapolis to San Antonio

Our best Frontier deals on Indianapolis to San Antonio flight tickets
Frontier
Feb 26
IND8:42 pmIndianapolis
23h 55m
1 stop
SAT7:37 pmSan Antonio
Mar 4
SAT6:12 pmSan Antonio
24h 45m
1 stop
IND7:57 pmIndianapolis
$154
Frontier
Feb 25
IND1:23 pmIndianapolis
24h 49m
1 stop
SAT1:12 pmSan Antonio
Feb 28
SAT7:56 pmSan Antonio
23h 01m
1 stop
IND7:57 pmIndianapolis
$155
Frontier
Mar 17
IND8:33 pmIndianapolis
28h 44m
1 stop
SAT12:17 amSan Antonio
Mar 24
SAT2:13 pmSan Antonio
18h 08m
1 stop
IND9:21 amIndianapolis
$171

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 February 5, 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

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 2/26

8:42 pm-7:37 pm

1 stop23h 55m

San Antonio

Wed 3/4

6:12 pm-7:57 pm

1 stop24h 45m

$154

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 2/26

7:27 pm-4:15 pm

1 stop21h 48m

San Antonio

Wed 3/4

10:26 am-6:31 pm

2 stops31h 05m

$157

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 3/17

8:33 pm-12:17 am

1 stop28h 44m

San Antonio

Tue 3/24

2:13 pm-9:21 am

1 stop18h 08m

$171

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 2/25

1:23 pm-1:12 pm

1 stop24h 49m

San Antonio

Mon 3/9

8:53 pm-8:39 am

1 stop10h 46m

$174

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 3/9

8:52 pm-12:17 am

1 stop28h 25m

San Antonio

Tue 3/17

6:45 am-7:38 pm

1 stop11h 53m

$179

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 2/26

7:27 pm-4:15 pm

1 stop21h 48m

San Antonio

Mon 3/9

3:36 pm-11:25 pm

2 stops30h 49m

$186

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 3/4

3:12 pm-11:59 pm

1 stop9h 47m

San Antonio

Wed 3/11

6:00 am-2:17 pm

1 stop7h 17m

$187

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sun 3/1

7:27 pm-4:20 pm

1 stop21h 53m

San Antonio

Wed 3/4

6:12 pm-7:57 pm

1 stop24h 45m

$188

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sun 2/15

7:37 pm-4:18 pm

1 stop21h 41m

San Antonio

Wed 2/18

10:26 am-6:31 pm

2 stops31h 05m

$190

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 2/26

7:27 pm-4:15 pm

1 stop21h 48m

San Antonio

Mon 3/9

8:53 pm-8:39 am

1 stop10h 46m

$192

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 cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of August, then book flights to San Antonio from Indianapolis during September instead. Flights to San Antonio in September, while not as cheap as those in August, still average around $301.

How far in advance should I book a flight 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 $354 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 $250 on momondo.

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

As of February 2026, prices for Indianapolis to San Antonio flights are approximately 42% 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 09m

Direct flights

None
The fastest flight from Indianapolis to San Antonio takes 5h 09m
There are no direct flights from Indianapolis to San Antonio. There are no popular flight routes from Indianapolis to San Antonio.
Search flight deals

  • How far is Indianapolis to San Antonio by plane?

    There are 998.9 mi between Indianapolis and San Antonio. 5h 09m 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
Spirit AirlinesPriceFrom $144Free CancellationRating
6.3
8,419 reviews
Search Spirit Airlines flights
FrontierPriceFrom $157Free CancellationRating
5.7
3,053 reviews
Search Frontier flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,275 reviews
Search Southwest flights
DeltaPriceFrom $216Free CancellationRating
7.9
8,151 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
11,237 reviews
Search American Airlines flights
United AirlinesPriceFrom $292Free CancellationRating
7.4
9,241 reviews
Search United Airlines flights

  • Southwest Flights From Indianapolis to San Antonio

    Southwest operates around 3 flights from Indianapolis to San Antonio every week. The average price of these flights found in the last 72 hours has been $372, but momondo users have found Southwest deals from Indianapolis to San Antonio from as low as $206 round-trip. Southwest has been scored 8.0/10 in 4,275 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
Boerne
Pleasanton
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.

An easier way to manage your San Antonio trip

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