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Cheap flights from Indianapolis to San Antonio from $80

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 4/18. 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
8:52 pm - 7:37 pm
IND
-
SAT
23h 45m
1 stop
Frontier Logo
8:20 pm - 7:47 pm
SAT
-
IND
22h 27m
1 stop
$171Frontier
jue., feb. 19 - jue., feb. 26
Frontier Logo
12:38 pm - 5:03 pm
IND
-
SAT
29h 25m
1 stop
Frontier Logo
6:13 pm - 11:43 am
SAT
-
IND
16h 30m
1 stop
$174Frontier
jue., feb. 5 - dom., feb. 8
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
$182Spirit Airlines
mar., feb. 24 - sáb., feb. 28
Multiple Airlines Logo
7:27 pm - 4:15 pm
IND
-
SAT
21h 48m
1 stop
Multiple Airlines Logo
5:08 pm - 11:25 pm
SAT
-
IND
29h 17m
2 stops
$186Multiple Airlines
jue., feb. 26 - lun., mar. 2
Frontier Logo
8:47 pm - 7:01 pm
IND
-
SAT
23h 14m
1 stop
Frontier Logo
6:12 pm - 7:57 pm
SAT
-
IND
24h 45m
1 stop
$190Frontier
vie., feb. 20 - mié., feb. 25
Frontier Logo
4:30 pm - 7:33 pm
IND
-
SAT
28h 03m
1 stop
Frontier Logo
1:57 pm - 5:25 pm
SAT
-
IND
26h 28m
1 stop
$192Frontier
jue., feb. 5 - jue., feb. 12
Multiple Airlines Logo
7:27 pm - 4:15 pm
IND
-
SAT
21h 48m
1 stop
Multiple Airlines Logo
1:52 pm - 8:32 am
SAT
-
IND
17h 40m
1 stop
$202Multiple Airlines
jue., feb. 26 - lun., mar. 2
Multiple Airlines Logo
12:38 pm - 5:03 pm
IND
-
SAT
29h 25m
1 stop
Multiple Airlines Logo
5:04 pm - 11:25 pm
SAT
-
IND
53h 21m
2 stops
$207Multiple Airlines
dom., feb. 8 - lun., feb. 23
Frontier Logo
4:30 pm - 7:33 pm
IND
-
SAT
28h 03m
1 stop
Frontier Logo
5:12 pm - 8:07 pm
SAT
-
IND
25h 55m
1 stop
$213Frontier
jue., feb. 5 - mié., feb. 11
Multiple Airlines Logo
8:58 pm - 7:29 pm
IND
-
SAT
23h 31m
1 stop
Multiple Airlines Logo
6:00 am - 2:17 pm
SAT
-
IND
7h 17m
1 stop
$222Multiple Airlines
sáb., feb. 14 - vie., feb. 20

Frontier flights from Indianapolis to San Antonio

Our best Frontier deals on Indianapolis to San Antonio flight tickets
Frontier
Feb 19
IND8:52 pmIndianapolis
23h 45m
1 stop
SAT7:37 pmSan Antonio
Feb 26
SAT8:20 pmSan Antonio
22h 27m
1 stop
IND7:47 pmIndianapolis
$171
Frontier
Feb 5
IND12:38 pmIndianapolis
29h 25m
1 stop
SAT5:03 pmSan Antonio
Feb 8
SAT6:13 pmSan Antonio
16h 30m
1 stop
IND11:43 amIndianapolis
$174
Frontier
Feb 20
IND8:47 pmIndianapolis
23h 14m
1 stop
SAT7:01 pmSan Antonio
Feb 25
SAT6:12 pmSan Antonio
24h 45m
1 stop
IND7:57 pmIndianapolis
$190

Spirit Airlines flights from Indianapolis to San Antonio

Our best Spirit Airlines deals on Indianapolis to San Antonio flight tickets
Spirit Airlines
Feb 24
IND3:12 pmIndianapolis
9h 47m
1 stop
SAT11:59 pmSan Antonio
Feb 28
SAT6:00 amSan Antonio
7h 17m
1 stop
IND2:17 pmIndianapolis
$182
Spirit Airlines
Mar 17
IND6:00 amIndianapolis
28h 32m
2 stops
SAT9:32 amSan Antonio
Mar 24
SAT10:27 amSan Antonio
11h 05m
1 stop
IND10:32 pmIndianapolis
$220
Spirit Airlines
Feb 24
IND9:28 amIndianapolis
15h 31m
1 stop
SAT11:59 pmSan Antonio
Feb 28
SAT6:00 amSan Antonio
16h 25m
2 stops
IND11:25 pmIndianapolis
$224

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 enero 26, 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

jue. 2/19

8:52 pm-7:37 pm

1 stop23h 45m

San Antonio

jue. 2/26

8:20 pm-7:47 pm

1 stop22h 27m

$171

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 2/5

12:38 pm-5:03 pm

1 stop29h 25m

San Antonio

dom. 2/8

6:13 pm-11:43 am

1 stop16h 30m

$174

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

mar. 2/24

3:12 pm-11:59 pm

1 stop9h 47m

San Antonio

sáb. 2/28

6:00 am-2:17 pm

1 stop7h 17m

$182

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 2/26

7:27 pm-4:15 pm

1 stop21h 48m

San Antonio

lun. 3/2

5:08 pm-11:25 pm

2 stops29h 17m

$186

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

vie. 2/20

8:47 pm-7:01 pm

1 stop23h 14m

San Antonio

mié. 2/25

6:12 pm-7:57 pm

1 stop24h 45m

$190

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 2/5

4:30 pm-7:33 pm

1 stop28h 03m

San Antonio

jue. 2/12

1:57 pm-5:25 pm

1 stop26h 28m

$192

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 2/26

7:27 pm-4:15 pm

1 stop21h 48m

San Antonio

lun. 3/2

1:52 pm-8:32 am

1 stop17h 40m

$202

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

dom. 2/8

12:38 pm-5:03 pm

1 stop29h 25m

San Antonio

lun. 2/23

5:04 pm-11:25 pm

2 stops53h 21m

$207

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

jue. 2/5

4:30 pm-7:33 pm

1 stop28h 03m

San Antonio

mié. 2/11

5:12 pm-8:07 pm

1 stop25h 55m

$213

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

sáb. 2/14

8:58 pm-7:29 pm

1 stop23h 31m

San Antonio

vie. 2/20

6:00 am-2:17 pm

1 stop7h 17m

$222

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 January 2026, prices for Indianapolis to San Antonio flights are approximately 16% cheaper 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 15m

Direct flights

None
The fastest flight from Indianapolis to San Antonio takes 5h 15m
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 15m 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
8,380 reviews
Search Spirit Airlines flights
FrontierPriceFrom $157Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,268 reviews
Search Southwest flights
DeltaPriceFrom $216Free CancellationRating
7.9
8,113 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
11,189 reviews
Search American Airlines flights
United AirlinesPriceFrom $292Free CancellationRating
7.4
9,198 reviews
Search United Airlines flights

  • Southwest Flights From Indianapolis to San Antonio

    Southwest 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 $373, 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 4,268 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
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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