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$103+ Cheap flights from Indianapolis to San Antonio (IND - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/28. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SAT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Indianapolis to San Antonio are usually found in August or June, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Indianapolis to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$202
(FlightHub)

One-way from

$103
(Mytrip)

Popular in

November

Cheapest in

August

Average price

$346
From Indianapolis to San Antonio
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One-way flight from Indianapolis to San Antonio
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Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Indianapolis to San Antonio

Cheapest flights from Indianapolis to San Antonio
Explore the most affordable flight options available from Indianapolis to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/27:17 pmIND - SAT
1 stop16h 57mSpirit Airlines
Sat 9/612:09 pmSAT - IND
1 stop5h 03mSpirit Airlines
Deal found 6/11$202
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/166:00 amIND - SAT
1 stop12h 18mMultiple Airlines
Sun 10/1912:09 pmSAT - IND
1 stop5h 03mMultiple Airlines
Deal found 6/10$215
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:00 amIND - SAT
1 stop4h 28mAmerican Airlines
Wed 9/108:00 amSAT - IND
1 stop4h 38mAmerican Airlines
Deal found 6/11$229
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:10 amIND - SAT
1 stop5h 11mDelta
Mon 9/224:25 pmSAT - IND
1 stop6h 32mDelta
Deal found 6/10$237
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/263:20 pmIND - SAT
2 stops7h 15mSouthwest
Sat 8/306:45 amSAT - IND
1 stop6h 45mSouthwest
Deal found 6/12$253
This FlightHub deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:00 amIND - SAT
1 stop13h 02mFrontier
Fri 8/85:38 pmSAT - IND
1 stop16h 33mFrontier
Deal found 6/10$273
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:00 amIND - SAT
1 stop7h 22mUnited Airlines
Thu 9/185:15 pmSAT - IND
1 stop5h 16mUnited Airlines
Deal found 6/10$299

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Indianapolis to San Antonio that are best for you.

Fly from

Indianapolis

Fly to

San Antonio

Route

Depart

Return

Price

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 9/2

7:17 pm-11:14 am

1 stop16h 57m

San Antonio

Sat 9/6

12:09 pm-6:12 pm

1 stop5h 03m

$202

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 9/4

6:00 am-9:28 am

1 stop4h 28m

San Antonio

Wed 9/10

8:00 am-1:38 pm

1 stop4h 38m

$229

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Mon 7/28

7:00 am-6:36 pm

1 stop12h 36m

San Antonio

Tue 7/29

7:10 am-11:08 pm

1 stop14h 58m

$235

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 8/26

3:20 pm-9:35 pm

2 stops7h 15m

San Antonio

Sat 8/30

6:45 am-2:30 pm

1 stop6h 45m

$253

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 8/5

6:00 am-6:02 pm

1 stop13h 02m

San Antonio

Fri 8/8

5:38 pm-11:11 am

1 stop16h 33m

$273

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Thu 9/4

4:40 pm-10:48 pm

2 stops7h 08m

San Antonio

Wed 9/10

1:44 pm-10:31 pm

1 stop7h 47m

$304

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Tue 8/26

7:15 am-11:10 am

1 stop4h 55m

San Antonio

Fri 8/29

5:10 am-1:27 pm

1 stop7h 17m

$318

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sat 6/28

5:15 pm-11:37 am

1 stop19h 22m

$103

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Wed 7/16

2:01 pm-11:59 pm

1 stop10h 58m

$113

IndianapolisSan Antonio

IND - SAT

INDSAT

Indianapolis

Sat 7/5

6:30 am-10:30 am

1 stop5h 00m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 results
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Best time to book a flight from Indianapolis to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Indianapolis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to San Antonio

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

Use this chart to determine the optimal time to book a round-trip flight from Indianapolis to San Antonio. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Indianapolis to San Antonio, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Indianapolis to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Indianapolis to San Antonio (average of $295). Flying from Indianapolis to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IND to SAT?

Find hourly flight availability from Indianapolis to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Indianapolis to San Antonio is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 7% on airfare.

What is the cheapest day to fly from Indianapolis to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Indianapolis to San Antonio flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Indianapolis to San Antonio, such as Southwest, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,052 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Indianapolis to San Antonio round-trip?

    Our cheapest airline available from Indianapolis to San Antonio is Spirit Airlines. Our recent data shows that you can find tickets from as low as $202 on this airline. Additional options worth looking into are American Airlines and Southwest, starting at $229 and $253 round-trip. Spirit Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Indianapolis to San Antonio one-way?

    The cheapest airlines for a one-way flight from Indianapolis to San Antonio are Spirit Airlines ($103), Delta ($149), and American Airlines ($183).

  • Can I find deals for flights from Indianapolis to San Antonio that include hotel bookings?

    Yes. In addition to deals on Indianapolis to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to San Antonio.

  • Can I find deals for business class flights from Indianapolis to San Antonio?

    Yes. Cheapflights offers flight deals from Indianapolis to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Indianapolis to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Indianapolis to San Antonio (average of $295). Flying from Indianapolis to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
New Braunfels

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Top 6 airlines flying from Indianapolis to San Antonio

Discover the top 6 airlines that operate flights from Indianapolis to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$168FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$152Average$257FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$249Average$376FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$286Average$403FlexibilityNo cancel feeOn-time69%
DeltaCheapest$291Average$377FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$296Average$426FlexibilityNo cancel feeOn-time63%

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