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Cheap flights from Indianapolis to San Antonio from $99

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 12/6. 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.
Multiple Airlines Logo
12:38 pm - 5:03 pmIND-SAT
5h 25m1 stop
Multiple Airlines Logo
6:30 am - 1:15 pmSAT-IND
5h 45m1 stop
$145Multiple Airlines
Find Deal
Mon, Feb 2 - Fri, Feb 6
Multiple Airlines Logo
12:21 pm - 8:14 amIND-SAT
20h 53m1 stop
Multiple Airlines Logo
10:15 am - 8:07 pmSAT-IND
8h 52m1 stop
$157Multiple Airlines
Find Deal
Wed, Jan 14 - Sun, Jan 18
Multiple Airlines Logo
2:12 pm - 11:52 pmIND-SAT
10h 40m1 stop
Multiple Airlines Logo
8:16 pm - 6:13 pmSAT-IND
20h 57m1 stop
$174Multiple Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 12
Spirit Airlines Logo
2:12 pm - 11:52 pmIND-SAT
10h 40m1 stop
Spirit Airlines Logo
6:30 am - 6:13 pmSAT-IND
10h 43m1 stop
$177Spirit Airlines
Find Deal
Mon, Feb 2 - Wed, Feb 4
Multiple Airlines Logo
7:19 pm - 7:00 pmIND-SAT
24h 41m1 stop
Multiple Airlines Logo
5:46 pm - 7:43 amSAT-IND
12h 57m2 stops
$180Multiple Airlines
Find Deal
Thu, Dec 11 - Sun, Dec 14
Spirit Airlines Logo
12:21 pm - 11:52 pmIND-SAT
12h 31m1 stop
Spirit Airlines Logo
6:00 am - 2:17 pmSAT-IND
7h 17m1 stop
$184Spirit Airlines
Find Deal
Tue, Jan 27 - Wed, Feb 25
Spirit Airlines Logo
5:15 am - 11:50 amIND-SAT
7h 35m1 stop
Spirit Airlines Logo
6:30 am - 1:15 pmSAT-IND
5h 45m1 stop
$185Spirit Airlines
Find Deal
Tue, Jan 6 - Fri, Jan 9
Multiple Airlines Logo
4:30 pm - 7:33 pmIND-SAT
28h 03m1 stop
Multiple Airlines Logo
6:30 am - 10:48 pmSAT-IND
15h 18m2 stops
$188Multiple Airlines
Find Deal
Thu, Jan 29 - Mon, Feb 2
Multiple Airlines Logo
3:12 pm - 11:53 pmIND-SAT
9h 41m1 stop
Multiple Airlines Logo
10:13 am - 8:01 pmSAT-IND
8h 48m1 stop
$189Multiple Airlines
Find Deal
Mon, Feb 23 - Thu, Feb 26
Multiple Airlines Logo
4:30 pm - 7:33 pmIND-SAT
28h 03m1 stop
Multiple Airlines Logo
10:35 am - 7:23 pmSAT-IND
7h 48m1 stop
$192Multiple Airlines
Find Deal
Thu, Jan 22 - Sat, Jan 24

Spirit Airlines flights from Indianapolis to San Antonio

Our best Spirit Airlines deals on Indianapolis to San Antonio flight tickets
Spirit Airlines
Feb 2
IND2:12 pmIndianapolis
10h 40m
1 stop
SAT11:52 pmSan Antonio
Feb 4
SAT6:30 amSan Antonio
10h 43m
1 stop
IND6:13 pmIndianapolis
$177
Find similar
Spirit Airlines
Jan 27
IND12:21 pmIndianapolis
12h 31m
1 stop
SAT11:52 pmSan Antonio
Feb 25
SAT6:00 amSan Antonio
7h 17m
1 stop
IND2:17 pmIndianapolis
$184
Find similar
Spirit Airlines
Jan 6
IND5:15 amIndianapolis
7h 35m
1 stop
SAT11:50 amSan Antonio
Jan 9
SAT6:30 amSan Antonio
5h 45m
1 stop
IND1:15 pmIndianapolis
$185
Find similar

Frontier flights from Indianapolis to San Antonio

Our best Frontier deals on Indianapolis to San Antonio flight tickets
Frontier
Nov 25
IND9:32 amIndianapolis
9h 44m
1 stop
SAT6:16 pmSan Antonio
Nov 28
SAT7:00 amSan Antonio
11h 28m
1 stop
IND7:28 pmIndianapolis
$317
Find similar
Frontier
Nov 24
IND11:23 amIndianapolis
5h 45m
1 stop
SAT4:08 pmSan Antonio
Nov 29
SAT7:00 amSan Antonio
11h 20m
1 stop
IND7:20 pmIndianapolis
$342
Find similar
Frontier
Nov 25
IND9:32 amIndianapolis
9h 44m
1 stop
SAT6:16 pmSan Antonio
Nov 28
SAT7:00 amSan Antonio
11h 28m
1 stop
IND7:28 pmIndianapolis
$367
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 18, 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

Mon 2/2

12:38 pm-5:03 pm

1 stop5h 25m

San Antonio

Fri 2/6

6:30 am-1:15 pm

1 stop5h 45m

$145

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 1/14

12:21 pm-8:14 am

1 stop20h 53m

San Antonio

Sun 1/18

10:15 am-8:07 pm

1 stop8h 52m

$157

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 1/8

2:12 pm-11:52 pm

1 stop10h 40m

San Antonio

Mon 1/12

8:16 pm-6:13 pm

1 stop20h 57m

$174

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 2/2

2:12 pm-11:52 pm

1 stop10h 40m

San Antonio

Wed 2/4

6:30 am-6:13 pm

1 stop10h 43m

$177

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 12/11

7:19 pm-7:00 pm

1 stop24h 41m

San Antonio

Sun 12/14

5:46 pm-7:43 am

2 stops12h 57m

$180

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 1/27

12:21 pm-11:52 pm

1 stop12h 31m

San Antonio

Wed 2/25

6:00 am-2:17 pm

1 stop7h 17m

$184

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 1/6

5:15 am-11:50 am

1 stop7h 35m

San Antonio

Fri 1/9

6:30 am-1:15 pm

1 stop5h 45m

$185

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 1/29

4:30 pm-7:33 pm

1 stop28h 03m

San Antonio

Mon 2/2

6:30 am-10:48 pm

2 stops15h 18m

$188

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 2/23

3:12 pm-11:53 pm

1 stop9h 41m

San Antonio

Thu 2/26

10:13 am-8:01 pm

1 stop8h 48m

$189

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 1/22

4:30 pm-7:33 pm

1 stop28h 03m

San Antonio

Sat 1/24

10:35 am-7:23 pm

1 stop7h 48m

$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.

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 $364 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 76% 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 25m 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
8,146 reviews
Search Spirit Airlines flights
FrontierPriceFrom $193Free CancellationRating
5.8
3,103 reviews
Search Frontier flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,245 reviews
Search Southwest flights
DeltaPriceFrom $236Free CancellationRating
7.9
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $242Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
United AirlinesPriceFrom $292Free CancellationRating
7.4
9,015 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.

An easier way to manage your San Antonio trip

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