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Cheap flights from Indianapolis to San Antonio from $72

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 11/23. 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
7:19 pm - 7:00 pmIND-SAT
24h 41m1 stop
Frontier Logo
7:56 pm - 7:53 pmSAT-IND
22h 57m1 stop
$119Frontier
Find Deal
Thu, Dec 4 - Thu, Dec 11
Frontier Logo
11:23 am - 4:08 pmIND-SAT
5h 45m1 stop
Frontier Logo
3:06 pm - 7:53 pmSAT-IND
27h 47m1 stop
$136Frontier
Find Deal
Mon, Dec 1 - Thu, Dec 4
Frontier Logo
11:13 am - 4:08 pmIND-SAT
5h 55m1 stop
Frontier Logo
7:00 am - 7:28 pmSAT-IND
11h 28m1 stop
$138Frontier
Find Deal
Wed, Nov 26 - Fri, Nov 28
Frontier Logo
12:22 pm - 7:55 amIND-SAT
20h 33m1 stop
Frontier Logo
10:25 am - 7:53 pmSAT-IND
8h 28m1 stop
$139Frontier
Find Deal
Sat, Dec 13 - Sun, Dec 14
Frontier Logo
12:59 pm - 6:44 pmIND-SAT
6h 45m1 stop
Frontier Logo
11:05 am - 7:20 pmSAT-IND
7h 15m1 stop
$141Frontier
Find Deal
Sun, Nov 23 - Wed, Nov 26
Frontier Logo
12:59 pm - 6:44 pmIND-SAT
6h 45m1 stop
Frontier Logo
7:11 pm - 8:37 amSAT-IND
12h 26m1 stop
$144Frontier
Find Deal
Sun, Nov 23 - Tue, Nov 25
Multiple Airlines Logo
12:21 pm - 12:07 amIND-SAT
12h 46m1 stop
Multiple Airlines Logo
10:13 am - 7:52 pmSAT-IND
8h 39m1 stop
$163Multiple Airlines
Find Deal
Wed, Jan 14 - Sun, Jan 18
Spirit Airlines Logo
12:21 pm - 12:07 amIND-SAT
12h 46m1 stop
Spirit Airlines Logo
6:30 am - 2:17 pmSAT-IND
6h 47m1 stop
$186Spirit Airlines
Find Deal
Sat, Feb 7 - Mon, Feb 9
Spirit Airlines Logo
3:12 pm - 12:07 amIND-SAT
9h 55m1 stop
Spirit Airlines Logo
6:30 am - 6:13 pmSAT-IND
10h 43m1 stop
$205Spirit Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 14
Spirit Airlines Logo
5:15 am - 11:50 amIND-SAT
7h 35m1 stop
Spirit Airlines Logo
10:26 am - 10:48 pmSAT-IND
11h 22m1 stop
$216Spirit Airlines
Find Deal
Tue, Jan 6 - Fri, Jan 9

Frontier flights from Indianapolis to San Antonio

Our best Frontier deals on Indianapolis to San Antonio flight tickets
Frontier
Dec 4
IND7:19 pmIndianapolis
24h 41m
1 stop
SAT7:00 pmSan Antonio
Dec 11
SAT7:56 pmSan Antonio
22h 57m
1 stop
IND7:53 pmIndianapolis
$119
Find similar
Frontier
Dec 1
IND11:23 amIndianapolis
5h 45m
1 stop
SAT4:08 pmSan Antonio
Dec 4
SAT3:06 pmSan Antonio
27h 47m
1 stop
IND7:53 pmIndianapolis
$136
Find similar
Frontier
Nov 26
IND11:13 amIndianapolis
5h 55m
1 stop
SAT4:08 pmSan Antonio
Nov 28
SAT7:00 amSan Antonio
11h 28m
1 stop
IND7:28 pmIndianapolis
$138
Find similar

Spirit Airlines flights from Indianapolis to San Antonio

Our best Spirit Airlines deals on Indianapolis to San Antonio flight tickets
Spirit Airlines
Feb 7
IND12:21 pmIndianapolis
12h 46m
1 stop
SAT12:07 amSan Antonio
Feb 9
SAT6:30 amSan Antonio
6h 47m
1 stop
IND2:17 pmIndianapolis
$186
Find similar
Spirit Airlines
Jan 12
IND3:12 pmIndianapolis
9h 55m
1 stop
SAT12:07 amSan Antonio
Jan 14
SAT6:30 amSan Antonio
10h 43m
1 stop
IND6:13 pmIndianapolis
$205
Find similar
Spirit Airlines
Jan 6
IND5:15 amIndianapolis
7h 35m
1 stop
SAT11:50 amSan Antonio
Jan 9
SAT10:26 amSan Antonio
11h 22m
1 stop
IND10:48 pmIndianapolis
$216
Find similar

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 November 6, 2025.
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 12/4

7:19 pm-7:00 pm

1 stop24h 41m

San Antonio

Thu 12/11

7:56 pm-7:53 pm

1 stop22h 57m

$119

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 12/1

11:23 am-4:08 pm

1 stop5h 45m

San Antonio

Thu 12/4

3:06 pm-7:53 pm

1 stop27h 47m

$136

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 11/26

11:13 am-4:08 pm

1 stop5h 55m

San Antonio

Fri 11/28

7:00 am-7:28 pm

1 stop11h 28m

$138

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sat 12/13

12:22 pm-7:55 am

1 stop20h 33m

San Antonio

Sun 12/14

10:25 am-7:53 pm

1 stop8h 28m

$139

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sun 11/23

12:59 pm-6:44 pm

1 stop6h 45m

San Antonio

Wed 11/26

11:05 am-7:20 pm

1 stop7h 15m

$141

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sun 11/23

12:59 pm-6:44 pm

1 stop6h 45m

San Antonio

Tue 11/25

7:11 pm-8:37 am

1 stop12h 26m

$144

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 1/14

12:21 pm-12:07 am

1 stop12h 46m

San Antonio

Sun 1/18

10:13 am-7:52 pm

1 stop8h 39m

$163

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sat 2/7

12:21 pm-12:07 am

1 stop12h 46m

San Antonio

Mon 2/9

6:30 am-2:17 pm

1 stop6h 47m

$186

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 1/12

3:12 pm-12:07 am

1 stop9h 55m

San Antonio

Wed 1/14

6:30 am-6:13 pm

1 stop10h 43m

$205

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 1/6

5:15 am-11:50 am

1 stop7h 35m

San Antonio

Fri 1/9

10:26 am-10:48 pm

1 stop11h 22m

$216

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 $338.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Tuesday when prices can be found for as low as $351. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $411.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Indianapolis to San Antonio at noon for as low as $366. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the afternoon, with an average ticket price of $392. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $368 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 November 2025, prices for Indianapolis to San Antonio flights are approximately 79% 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

Direct flights

None
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 23m 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
8,122 reviews
Search Spirit Airlines flights
FrontierPriceFrom $193Free CancellationRating
5.8
3,116 reviews
Search Frontier flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,241 reviews
Search Southwest flights
DeltaPriceFrom $236Free CancellationRating
7.9
8,001 reviews
Search Delta flights
American AirlinesPriceFrom $242Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
United AirlinesPriceFrom $292Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights

Traveling to a place near San Antonio?

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

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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