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 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Indianapolis to San Antonio

Explore current cheapest deals departing from Indianapolis to San Antonio

Round trip

Sort by: Cheapest

August 12 - August 19

Cheapest

IND - San Antonio

$274

$240

Round trip

July 15 - July 22

IND - San Antonio

$259

$241

Round trip

August 5 - August 9

IND - San Antonio

$291

$251

Round trip

July 6 - July 14

Earliest

IND - San Antonio

$258

$254

Round trip

October 20 - October 27

IND - San Antonio

$286

$254

Round trip

October 21 - October 28

IND - San Antonio

$286

$254

Round trip

November 4 - November 11

Best

IND - San Antonio

$286

$254

Round trip

September 16 - September 20

IND - San Antonio

$277

$258

Round trip

July 6 - July 15

Earliest

IND - San Antonio

$256

$259

Round trip

July 9 - July 15

IND - San Antonio

$264

$259

Round trip

Unlock all 500+ flight deals to San Antonio and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Indianapolis to San Antonio

Fares for cheap flights from Indianapolis to San Antonio right now are below the typical level. Prices for this route typically range from $410–$430, with a median of $415. Only 1% of recent fares were classified as a good price, indicating that finding significantly lower prices can be challenging.

A typical journey from Indianapolis to San Antonio takes about 9h 19m, including connections. This is a connecting-dominant route, as most itineraries connect at least once, with a median of 2 stopovers when connecting. New deals appear almost daily for this route, so frequent checks can be beneficial.

The route from Indianapolis to San Antonio covers a distance of 1586 kilometers, classifying it as a medium-haul flight. This distance means you can expect a journey that is neither very short nor extremely long, often involving a layover.

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 cost-effective months include November, with a median fare of $333, and October, where the median fare is $358. Planning your trip during these months could lead to more favorable prices.

How much is a round trip from Indianapolis to San Antonio

Regular price: $226 - $341

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

The regular price range for flights from Indianapolis to San Antonio is between $226 and $341. The current lowest deal is $240 with Frontier Airlines, for travel from Aug 12-Aug 19.

now $240

Low $226

High $341

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

Thu, Jun 18

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$348

$400

One-way

Fri, Jun 19

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$347

$400

One-way

Sat, Jun 20

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$366

$370

One-way

Sat, Jun 20

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$347

$401

One-way

Wed, Jun 24

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$318

$331

One-way

Wed, Jun 24

⌛ Last-Minute

IND - San Antonio

Indianapolis (IND) - San Antonio (SAT)

Frontier Airlines

$349

$390

One-way

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

4 nights

Aug 5 - Aug 9

$291 → $251

14%

7 nights

Aug 12 - Aug 19

$274 → $240

13%

7 nights

Oct 20 - Oct 27

$286 → $254

11%

7 nights

Oct 21 - Oct 28

$286 → $254

11%

Popular Airports to fly from Indianapolis to San Antonio

Indianapolis - San Antonio route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Indianapolis to San Antonio are below the typical level, with a median of $415.

📅 Best time to fly

January is historically the cheapest month

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

⏱️ Flight duration

Connecting flights average 9h 19m

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

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting dominant, with frequent deals available from various providers.

🏆 Airline highlight

Frontier Airlines offers deals

Frontier Airlines has recently offered deals on this route, including a $240 fare.

🎯 Booking tip

Deals are frequent

Deals for flights from Indianapolis to San Antonio are frequent, appearing over once a day.

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

Consider AUS for significantly more direct flight options, though heavy traffic on I-35 can increase travel time.

📍 ~120 km from San Antonio (reachable by car)

💸 Flights from ~$196

Corpus Christi International (CRP)

CRP offers additional options, especially for travelers heading toward the Gulf Coast, but has limited non-stop destinations.

📍 ~200 km from San Antonio (reachable by car)

💸 Flights from ~$315

Laredo International (LRD)

LRD provides reliable domestic service with a straightforward drive, though it primarily offers regional connections.

📍 ~240 km from San Antonio (reachable by car)

💸 Flights from ~$321

Victoria Regional (VCT)

VCT is geographically closer than some other regional options, but has extremely limited commercial service.

📍 ~190 km from San Antonio (reachable by car)

💸 Flights from ~$539

Business & First Class Flight Deals to San Antonio

San Antonio, United States

39% AI deal score

$3,226

From IND

Elite

Aug 07

San Antonio, United States

39% AI deal score

$11,440

Frequently Asked Questions About Flights to San Antonio

To find more affordable flights, consider comparing prices across different airlines and booking sites. Being flexible with your travel dates and times 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 lead to better 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 add to your ground travel time, the potential savings on airfare can be significant. Always factor in the cost and convenience of transportation to and from alternative airports.

Related routes

Consider alternative routes from Indianapolis

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Cheap Flights from Indianapolis to San Antonio

Today’s best flight deals from Indianapolis to San Antonio

Unlock all 500+ flight deals to San Antonio and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

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 below the typical level

January is historically the cheapest month

Connecting flights average 9h 19m

Connecting flights are dominant

Frontier Airlines offers deals

Deals 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

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Frequently Asked Questions About Flights to San Antonio

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

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

When should I book flights from Indianapolis to San Antonio?

When should I book flights from Indianapolis to San Antonio?