Are direct flights from Indianapolis to San Antonio always the best option?

Direct flights offer convenience by minimizing travel time and avoiding layovers. However, they are not always the most budget-friendly choice. Flights with one or more stops can often be cheaper, making them a good option if you prioritize savings over speed.

Can flexible travel dates help on Indianapolis to San Antonio flights?

Yes, being flexible with your travel dates can significantly impact flight prices. Flying on weekdays or during off-peak seasons usually offers more affordable fares compared to weekends or popular holiday periods. Adjusting your departure or return by a few days may lead to considerable savings.

What extra costs should I check before booking Indianapolis to San Antonio flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factoring these into your total budget can prevent surprises.

Flights From Indianapolis

To San Antonio

Cheap Flights from Indianapolis to San Antonio

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Deals from

Indianapolis

RatePunk searches hundreds of travel sites at once for deals on flights to San Antonio

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Indianapolis to San Antonio

Explore current cheapest deals departing from Indianapolis to San Antonio

2026-08-12 – 2026-08-18
IND - San Antonio
73% AI deal score
$286
$210
Round trip
2026-08-10 – 2026-08-18
IND - San Antonio
66% AI deal score
$274
$234
Round trip
2026-08-05 – 2026-08-10
IND - San Antonio
67% AI deal score
$298
$240
Round trip
2026-08-20 – 2026-08-23
IND - San Antonio
65% AI deal score
$301
$254
Round trip
2026-08-27 – 2026-08-31
IND - San Antonio
49% AI deal score
$292
$258
Round trip
2026-09-09 – 2026-09-12
IND - San Antonio
46% AI deal score
$271
$260
Round trip
2026-10-07 – 2026-10-14
IND - San Antonio
45% AI deal score
$256
$260
Round trip
2026-08-11 – 2026-08-18
IND - San Antonio
48% AI deal score
$287
$264
Round trip
2026-10-02 – 2026-10-04
IND - San Antonio
45% AI deal score
$264
$268
Round trip
2026-11-01 – 2026-11-04
IND - San Antonio
45% AI deal score
$274
$275
Round trip

Indianapolis to San Antonio: Overview

Insights for flights from Indianapolis to San Antonio

Fares for flights from Indianapolis to San Antonio typically range from $415 to $1228, with a median price of $647. Right now, current fares are above the typical level. For travelers seeking cheap flights from Indianapolis to San Antonio, it is important to note that 0% of recent fares were classified as a good price.

When is the cheapest time to fly from Indianapolis to San Antonio? The data indicates that January is typically the most affordable month, with a median fare of $245. Other budget-friendly options include November, with a median fare of $333, and October, where the median fare is $358.

How long is the flight from Indianapolis to San Antonio? A typical journey from Indianapolis to San Antonio takes approximately 9h 19m, including connections. Most itineraries connect at least once, with a median of 2 stopovers when connecting.

The route from Indianapolis to San Antonio covers a distance of 1586 kilometers, classifying it as a medium-haul flight. New deals for this route appear almost daily, offering frequent opportunities to find suitable fares.

How much is a round trip from Indianapolis to San Antonio

Regular price: $237 - $346

Prices are currently within the regular range for flights from Indianapolis to San Antonio.

The regular price range for flights from Indianapolis to San Antonio is $237 to $346. The current lowest deal is $266 with Frontier Airlines for travel from Aug 11-Aug 18.

now $266

Low $237

High $346

The cheapest time to fly from Indianapolis to San Antonio

The cheapest month to fly from Indianapolis to San Antonio is January, with a median price of $245. The most expensive month is July, with a median price of $693. Prices are generally lower from January to December.

January

Cheapest

Flights from $245

July

Most Expensive

Flights from $693

Jan

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Indianapolis to San Antonio

Frontier Airlines

United Airlines

Deutsche Luft Hansa

Southwest Airlines

Last-minute flights going from Indianapolis to San Antonio

Sat, Aug 1

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$468

$371

One-way

Wed, Aug 5

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$333

$288

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$354

$282

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$291

$282

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$330

$292

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$317

$292

One-way

Biggest price drops on these dates for flights from Indianapolis to San Antonio

3 nights

Aug 1 - Aug 4

$468 → $371

21%

4 nights

Aug 6 - Aug 10

$354 → $282

20%

5 nights

Aug 5 - Aug 10

$333 → $288

13%

5 nights

Aug 6 - Aug 11

$330 → $292

12%

Popular Airports to fly from Indianapolis to San Antonio

Indianapolis - San Antonio route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares from Indianapolis to San Antonio are above the typical level for this route.

📅 Best time to fly

January is historically the cheapest month to fly.

Historically, January is the cheapest month to fly from Indianapolis to San Antonio, with a median price of $245.

⏱️ Flight duration

Connecting flights typically take 9h 19m.

Flights from Indianapolis to San Antonio typically involve 2 stopovers, with a median duration of 9h 19m.

✈️ Airlines & availability

Connecting flights are dominant for this route.

Connecting flights are dominant, with no direct flights available over the last 90 days.

🏆 Airline highlight

Frontier Airlines offers frequent deals on this route.

Frontier Airlines has historically offered 53 deals for flights from Indianapolis to San Antonio.

🎯 Booking tip

Deals for this route are frequent.

Historically, deals for flights from Indianapolis to San Antonio are frequent, appearing within a 30-day window.

Indianapolis main airports to depart from

Indianapolis International (IND)

Cheapest

Indianapolis International Airport is a convenient departure point for flights to San Antonio.

📍 ~15 km from Indianapolis city center (reachable by car).

💸 Flights from ~$240

San Antonio main airports to arrive at

San Antonio International (SAT)

Cheapest

San Antonio International Airport is the primary airport for flights arriving in San Antonio.

📍 ~15 km from San Antonio city center (reachable by car)

💸 Flights from ~$241

Airports nearby San Antonio used as alternative

Austin–Bergstrom International (AUS)

Cheapest

Austin–Bergstrom International is a major international hub with an extensive flight network.

📍 ~120 km from San Antonio (heavy traffic on I-35 can increase travel time).

💸 Flights from ~$174

Business & First Class Flight Deals to San Antonio

83% AI deal score

$1,520

$825

Save $695

Frequently Asked Questions About Flights to San Antonio

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Looking into flights with layovers may also present lower-cost options.

Booking in advance, often several weeks or months before your intended departure, can sometimes result in lower prices. However, prices can fluctuate, so monitoring fares over time may help you identify a good booking window. Weekday travel can also sometimes be more economical.

Comparing nearby airports at both your origin and destination can sometimes uncover more affordable flight options. While it may require additional travel time to and from these airports, the potential savings on airfare can be significant. Always factor in ground transportation costs when considering this.

Related routes

More routes from Indianapolis

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Flights to San Antonio from other cities

Flights from Istanbul to San Antonio Flights from Kansas City to San Antonio Flights from Las Vegas to San Antonio Flights from Los Angeles to San Antonio Flights from Miami to San Antonio Flights from New Orleans to San Antonio Flights from New York to San Antonio Flights from Orlando to San Antonio Flights from Philadelphia to San Antonio Flights from Phoenix to San Antonio Flights from Pittsburgh to San Antonio Flights from Reykjavik to San Antonio

Indianapolis to San Antonio: Overview

Insights for flights from Indianapolis to San Antonio

How much is a round trip from Indianapolis to San Antonio

Regular price: $237 - $346

Prices are currently within the regular range for flights from Indianapolis to San Antonio.

The regular price range for flights from Indianapolis to San Antonio is $237 to $346. The current lowest deal is $266 with Frontier Airlines for travel from Aug 11-Aug 18.

now $266

Low $237

High $346

The cheapest time to fly from Indianapolis to San Antonio

January

Cheapest

Flights from $245

July

Most Expensive

Flights from $693

Jan

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Indianapolis to San Antonio

Frontier Airlines

United Airlines

Deutsche Luft Hansa

Southwest Airlines

Last-minute flights going from Indianapolis to San Antonio

Sat, Aug 1

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$468

$371

One-way

Wed, Aug 5

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$333

$288

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$354

$282

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$291

$282

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$330

$292

One-way

Thu, Aug 6

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$317

$292

One-way

Biggest price drops on these dates for flights from Indianapolis to San Antonio

3 nights

Aug 1 - Aug 4

$468 → $371

21%

4 nights

Aug 6 - Aug 10

$354 → $282

20%

5 nights

Aug 5 - Aug 10

$333 → $288

13%

5 nights

Aug 6 - Aug 11

$330 → $292

12%

Popular Airports to fly from Indianapolis to San Antonio

Indianapolis - San Antonio route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares from Indianapolis to San Antonio are above the typical level for this route.

📅 Best time to fly

January is historically the cheapest month to fly.

Historically, January is the cheapest month to fly from Indianapolis to San Antonio, with a median price of $245.

⏱️ Flight duration

Connecting flights typically take 9h 19m.

Flights from Indianapolis to San Antonio typically involve 2 stopovers, with a median duration of 9h 19m.

✈️ Airlines & availability

Connecting flights are dominant for this route.

Connecting flights are dominant, with no direct flights available over the last 90 days.

🏆 Airline highlight

Frontier Airlines offers frequent deals on this route.

Frontier Airlines has historically offered 53 deals for flights from Indianapolis to San Antonio.

🎯 Booking tip

Deals for this route are frequent.

Historically, deals for flights from Indianapolis to San Antonio are frequent, appearing within a 30-day window.

Indianapolis main airports to depart from

Indianapolis International (IND)

Cheapest

Indianapolis International Airport is a convenient departure point for flights to San Antonio.

📍 ~15 km from Indianapolis city center (reachable by car).

💸 Flights from ~$240

San Antonio main airports to arrive at

San Antonio International (SAT)

Cheapest

San Antonio International Airport is the primary airport for flights arriving in San Antonio.

📍 ~15 km from San Antonio city center (reachable by car)

💸 Flights from ~$241

Airports nearby San Antonio used as alternative

Austin–Bergstrom International (AUS)

Cheapest

Austin–Bergstrom International is a major international hub with an extensive flight network.

📍 ~120 km from San Antonio (heavy traffic on I-35 can increase travel time).

💸 Flights from ~$174

San Antonio, United States

83% AI deal score

$1,520

$825

Save $695

Frequently Asked Questions About Flights to San Antonio

Cheap Flights from Indianapolis to San Antonio

Today’s best flight deals from Indianapolis to San Antonio

Indianapolis to San Antonio: Overview

Insights for flights from Indianapolis to San Antonio

How much is a round trip from Indianapolis to San Antonio

The cheapest time to fly from Indianapolis to San Antonio

Direct flights from Indianapolis to San Antonio

Last-minute flights going from Indianapolis to San Antonio

Biggest price drops on these dates for flights from Indianapolis to San Antonio

Popular Airports to fly from Indianapolis to San Antonio

Indianapolis - San Antonio route insights

Recent fares are above the typical level.

January is historically the cheapest month to fly.

Connecting flights typically take 9h 19m.

Connecting flights are dominant for this route.

Frontier Airlines offers frequent deals on this route.

Deals for this route are frequent.

Indianapolis main airports to depart from

San Antonio main airports to arrive at

Airports nearby San Antonio used as alternative

Business & First Class Flight Deals to San Antonio

Best Elite deals to San Antonio

Aug 20

Aug 04

Nov 04

Aug 26

Aug 12

Aug 18

Aug 25

Aug 05

Oct 03

Aug 08

Nov 18

Aug 01

Frequently Asked Questions About Flights to San Antonio

How can I find cheap flights from Indianapolis to San Antonio?

When should I book flights from Indianapolis to San Antonio?

Should I compare nearby airports for flights from Indianapolis to San Antonio?

Are direct flights from Indianapolis to San Antonio always the best option?

Can flexible travel dates help on Indianapolis to San Antonio flights?

What extra costs should I check before booking Indianapolis to San Antonio flights?

Related routes

More routes from Indianapolis

Flights to San Antonio from other cities

Indianapolis to San Antonio: Overview

Insights for flights from Indianapolis to San Antonio

How much is a round trip from Indianapolis to San Antonio

The cheapest time to fly from Indianapolis to San Antonio

Direct flights from Indianapolis to San Antonio

Last-minute flights going from Indianapolis to San Antonio

Biggest price drops on these dates for flights from Indianapolis to San Antonio

Popular Airports to fly from Indianapolis to San Antonio

Indianapolis - San Antonio route insights

Recent fares are above the typical level.

January is historically the cheapest month to fly.

Connecting flights typically take 9h 19m.

Connecting flights are dominant for this route.

Frontier Airlines offers frequent deals on this route.

Deals for this route are frequent.

Indianapolis main airports to depart from

San Antonio main airports to arrive at

Airports nearby San Antonio used as alternative

Business & First Class Flight Deals to San Antonio

Best Elite deals to San Antonio

Aug 20

Aug 04

Nov 04

Aug 26

Aug 12

Aug 18

Aug 25

Aug 05

Oct 03

Aug 08

Nov 18

Aug 01

Frequently Asked Questions About Flights to San Antonio

How can I find cheap flights from Indianapolis to San Antonio?

When should I book flights from Indianapolis to San Antonio?

Should I compare nearby airports for flights from Indianapolis to San Antonio?