Can I fly direct from Houston to San Antonio?

Yes, direct flights from Houston to San Antonio are commonly available. Historically, approximately 76% of all flights on this route have been direct. For travelers who opt for connecting flights, the median number of stopovers observed across the trailing 90 days was 3. This indicates that while direct options are prevalent, connecting flights typically involve multiple stops.

Are there frequently good prices on flights from Houston to San Antonio?

Historically, good prices on flights from Houston to San Antonio are a regular occurrence. This route is consistently observed to offer competitive fares across the trailing 30 days. Travelers can typically find favorable pricing, making it a route where deals are not uncommon. The consistent availability of good prices suggests that this is a reliable route for budget-conscious travelers.

Flights From Houston

To San Antonio

Cheap Flights from Houston to San Antonio

Q: How long is the flight from Houston to San Antonio?

The direct flight from Houston to San Antonio typically has a median duration of 63 minutes, or 1 hour and 3 minutes. This route covers a distance of 306 kilometers. For flights with one stop, the median duration is significantly longer, averaging 894 minutes, which translates to approximately 14 hours and 54 minutes. Travelers should consider these durations when planning their journey.

Browse current best options from Houston. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Houston

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

Prices updated today

462 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)

Today’s best flight deals from Houston to San Antonio

Explore current cheapest deals departing from Houston to San Antonio

2026-10-21 – 2026-10-28
HOU - San Antonio
41% AI deal score
$223
$204
Round trip
2026-10-09 – 2026-10-16
HOU - San Antonio
40% AI deal score
$224
$213
Round trip
2026-10-02 – 2026-10-05
HOU - San Antonio
43% AI deal score
$245
$213
Round trip
2026-10-01 – 2026-10-05
HOU - San Antonio
40% AI deal score
$247
$232
Round trip
2026-10-28 – 2026-11-10
HOU - San Antonio
37% AI deal score
$197
$235
Round trip
2026-10-17 – 2026-10-19
HOU - San Antonio
38% AI deal score
$131
$239
Round trip
2026-10-21 – 2026-10-23
HOU - San Antonio
38% AI deal score
$236
$241
Round trip
2026-10-20 – 2026-10-27
HOU - San Antonio
37% AI deal score
$223
$242
Round trip
2026-10-06 – 2026-10-27
HOU - San Antonio
36% AI deal score
$188
$242
Round trip
2026-10-06 – 2026-10-20
HOU - San Antonio
37% AI deal score
$197
$242
Round trip

Houston to San Antonio: Overview

Insights for flights from Houston to San Antonio

The journey from Houston to San Antonio covers a distance of 306 km, classifying it as a short-haul route. This means you can expect a relatively quick trip between these two cities.

For those seeking cheap flights from Houston to San Antonio, fares right now are significantly below the typical level. Over the past 90 days, prices for this route have typically ranged from $155–$321, with a median of $168. There are currently no recent fares classified as a good price, but new deals show up several times a week, so setting a price alert could be beneficial.

When is the cheapest time to fly from Houston to San Antonio? The data indicates that June is typically the most affordable month, with a median fare of $146. Following closely are July and October, both with median fares of $165, offering other cost-effective options for your travel.

Regarding direct flights from Houston to San Antonio, almost all itineraries are non-stop, with 76% of recent fares over the past 90 days being direct. For the remaining itineraries that do include connections, the typical number of stopovers is 3.

How long is the flight from Houston to San Antonio? A typical journey, including any connections, takes approximately 1h 7m. This short duration reflects the route's classification as a short-haul flight, making it a convenient option for travelers.

How much is a round trip from Houston to San Antonio

Regular price: $181 - $398

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

The regular price range for flights from Houston to San Antonio is $181 to $398. The current lowest deal is $204 with Frontier Airlines for travel from Oct 21-Oct 28.

now $204

Low $181

High $398

The cheapest time to fly from Houston to San Antonio

The cheapest month to fly from Houston to San Antonio is June, with a median price of $146. The most expensive month is September, with a median price of $402. Generally, prices are lower from January to December.

June

Cheapest

Flights from $146

September

Most Expensive

Flights from $402

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Dec

Direct flights from Houston to San Antonio

Southwest Airlines

Last-minute flights going from Houston to San Antonio

Tue, Sep 15

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Aeroenlaces Nacionales

$426

$482

One-way

Tue, Sep 15

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Aeroenlaces Nacionales

$518

$541

One-way

Tue, Sep 15

⌛ Last-Minute

HOU - San Antonio

Houston (HOU) - San Antonio (SAT)

Southwest Airlines

$337

$677

One-way

Wed, Sep 16

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Volaris

$507

$523

One-way

Wed, Sep 16

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Frontier Airlines

$509

$545

One-way

Wed, Sep 16

⌛ Last-Minute

HOU - San Antonio

Houston (HOU) - San Antonio (SAT)

Frontier Airlines

$410

$637

One-way

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

3 nights

Oct 2 - Oct 5

$247 → $213

14%

7 nights

Oct 21 - Oct 28

$223 → $204

4 nights

Oct 1 - Oct 5

$250 → $232

3 nights

Oct 17 - Oct 20

$237 → $220

Popular Airports to fly from Houston to San Antonio

Houston - San Antonio route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Houston to San Antonio are below the typical level for the route.

📅 Best time to fly

June, July, and October offer lower median prices

Historically, June ($146), July ($165), and October ($165) have offered lower median prices.

⏱️ Flight duration

Direct flights average 1h 7m

The median flight duration for this route is 1 hour 7 minutes.

✈️ Airlines & availability

76% of recent flights are direct

76% of flights on this route are direct, with a median of 3 stopovers for connecting flights.

🏆 Airline highlight

Southwest Airlines offers direct flights

Southwest Airlines provides direct flight options for the Houston to San Antonio route.

🎯 Booking tip

Deals appear regularly on this route

Deals for flights from Houston to San Antonio typically appear on a regular basis.

Houston main airports to depart from

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport (IAH) is a good option for flights from Houston to San Antonio.

📍 ~25 km from Houston city center (reachable by car)

💸 Flights from ~$235

San Antonio main airports to arrive at

San Antonio International (SAT)

Cheapest

San Antonio International Airport is a convenient arrival choice for flights from Houston to San Antonio.

📍 ~12 km from San Antonio (reachable by car)

💸 Flights from ~$235

Airports nearby San Antonio used as alternative

Austin–Bergstrom International (AUS)

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

📍 ~120 km from San Antonio (reachable by car, but heavy traffic on the I-35 corridor can significantly increase travel time)

💸 Flights from ~$156

Business & First Class Flight Deals to San Antonio

Discover luxury on the budget with premium cabin class on flights from Houston to San Antonio.

Elite

Best Elite deals to San Antonio

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From IAH

Elite

Sep 25

San Antonio, United States

49% AI deal score

$906

$720

Save $186

United Airlines

Business Class

From IAH

Elite

Oct 28

San Antonio, United States

47% AI deal score

$639

$569

Save $70

United Airlines

Business Class

From IAH

Elite

Nov 24

San Antonio, United States

46% AI deal score

$614

$559

Save $55

United Airlines

Business Class

From IAH

Elite

Oct 23

San Antonio, United States

46% AI deal score

$629

$579

Save $50

United Airlines

Business Class

From IAH

Elite

Oct 15

San Antonio, United States

45% AI deal score

$610

$579

Save $31

United Airlines

Business Class

From IAH

Elite

Oct 16

San Antonio, United States

45% AI deal score

$619

$579

Save $40

United Airlines

Business Class

From IAH

Elite

Nov 09

San Antonio, United States

44% AI deal score

$586

$569

Save $17

United Airlines

Business Class

From IAH

Elite

Sep 29

San Antonio, United States

44% AI deal score

$708

$687

Save $21

United Airlines

Business Class

From IAH

Elite

Oct 14

San Antonio, United States

42% AI deal score

$557

United Airlines

Business Class

From IAH

Elite

Oct 09

San Antonio, United States

41% AI deal score

$587

United Airlines

Business Class

From IAH

Elite

Oct 11

San Antonio, United States

41% AI deal score

$587

United Airlines

Business Class

From IAH

Elite

Nov 02

San Antonio, United States

40% AI deal score

$2,434

WestJet, +1

Business Class

Frequently Asked Questions About Flights to San Antonio

Historically, the sweet spot for booking flights from Houston to San Antonio to secure the lowest prices is typically 14-27 days before departure. During this period, the average price observed was around $175. Booking within 7-13 days of travel saw prices rise to an average of $280, while last-minute bookings made 0-6 days out were significantly higher, averaging $594. For those planning further ahead, booking 60 or more days in advance typically resulted in an average price of $186, which is still a good value compared to very last-minute options.

Across the trailing quarter, a flight from Houston to San Antonio is considered a good deal if it is priced at or below $155. This threshold represents the lower quartile of prices observed over a 90-day period. The median price for this route historically stands at $168. Prices exceeding $321 are typically in the more expensive range, representing the upper quartile of fares for this route.

Historically, June, July, and October have offered some of the most competitive prices for flights from Houston to San Antonio. In June, the median price was $146, while both July and October saw median prices of $165. The annual median price for this route is $168, indicating that these months often fall below the yearly average. While July is listed among the cheapest, it also represents the most expensive month in terms of its median price among the cheapest options, at $165.

Related routes

More routes from Houston

Flights from Houston to Ho Chi Minh City Flights from Houston to Salt Lake City Flights from Houston to San Francisco Flights from Houston to San Juan Flights from Houston to San Luis Potosí Flights from Houston to Santa Barbara Flights from Houston to Savannah Flights from Houston to Seattle Flights from Houston to Seoul Flights from Houston to Shanghai Flights from Houston to Shreveport Flights from Houston to Singapore

Flights to San Antonio from other cities

Flights from Indianapolis to San Antonio 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

Houston to San Antonio: Overview

Insights for flights from Houston to San Antonio

The journey from Houston to San Antonio covers a distance of 306 km, classifying it as a short-haul route. This means you can expect a relatively quick trip between these two cities.

How much is a round trip from Houston to San Antonio

Regular price: $181 - $398

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

The regular price range for flights from Houston to San Antonio is $181 to $398. The current lowest deal is $204 with Frontier Airlines for travel from Oct 21-Oct 28.

now $204

Low $181

High $398

The cheapest time to fly from Houston to San Antonio

June

Cheapest

Flights from $146

September

Most Expensive

Flights from $402

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Dec

Direct flights from Houston to San Antonio

Southwest Airlines

Last-minute flights going from Houston to San Antonio

Tue, Sep 15

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Aeroenlaces Nacionales

$426

$482

One-way

Tue, Sep 15

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Aeroenlaces Nacionales

$518

$541

One-way

Tue, Sep 15

⌛ Last-Minute

HOU - San Antonio

Houston (HOU) - San Antonio (SAT)

Southwest Airlines

$337

$677

One-way

Wed, Sep 16

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Volaris

$507

$523

One-way

Wed, Sep 16

⌛ Last-Minute

IAH - San Antonio

Houston (IAH) - San Antonio (SAT)

Frontier Airlines

$509

$545

One-way

Wed, Sep 16

⌛ Last-Minute

HOU - San Antonio

Houston (HOU) - San Antonio (SAT)

Frontier Airlines

$410

$637

One-way

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

3 nights

Oct 2 - Oct 5

$247 → $213

14%

7 nights

Oct 21 - Oct 28

$223 → $204

4 nights

Oct 1 - Oct 5

$250 → $232

3 nights

Oct 17 - Oct 20

$237 → $220

Popular Airports to fly from Houston to San Antonio

Houston - San Antonio route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Houston to San Antonio are below the typical level for the route.

📅 Best time to fly

June, July, and October offer lower median prices

Historically, June ($146), July ($165), and October ($165) have offered lower median prices.

⏱️ Flight duration

Direct flights average 1h 7m

The median flight duration for this route is 1 hour 7 minutes.

✈️ Airlines & availability

76% of recent flights are direct

76% of flights on this route are direct, with a median of 3 stopovers for connecting flights.

🏆 Airline highlight

Southwest Airlines offers direct flights

Southwest Airlines provides direct flight options for the Houston to San Antonio route.

🎯 Booking tip

Deals appear regularly on this route

Deals for flights from Houston to San Antonio typically appear on a regular basis.

Houston main airports to depart from

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport (IAH) is a good option for flights from Houston to San Antonio.

📍 ~25 km from Houston city center (reachable by car)

💸 Flights from ~$235

San Antonio main airports to arrive at

San Antonio International (SAT)

Cheapest

San Antonio International Airport is a convenient arrival choice for flights from Houston to San Antonio.

📍 ~12 km from San Antonio (reachable by car)

💸 Flights from ~$235

Airports nearby San Antonio used as alternative

Austin–Bergstrom International (AUS)

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

San Antonio, United States

42% AI deal score

$557

United Airlines

Business Class

From IAH

Elite

Oct 09

San Antonio, United States

41% AI deal score

$587

United Airlines

Business Class

From IAH

Elite

Oct 11

San Antonio, United States

41% AI deal score

$587

United Airlines

Business Class

From IAH

Elite

Nov 02

San Antonio, United States

40% AI deal score

$2,434

WestJet, +1

Business Class

Frequently Asked Questions About Flights to San Antonio

Cheap Flights from Houston to San Antonio

Today’s best flight deals from Houston to San Antonio

Houston to San Antonio: Overview

Insights for flights from Houston to San Antonio

How much is a round trip from Houston to San Antonio

The cheapest time to fly from Houston to San Antonio

Direct flights from Houston to San Antonio

Last-minute flights going from Houston to San Antonio

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

Popular Airports to fly from Houston to San Antonio

Houston - San Antonio route insights

Recent fares are below the typical level

June, July, and October offer lower median prices

Direct flights average 1h 7m

76% of recent flights are direct

Southwest Airlines offers direct flights

Deals appear regularly on this route

Houston 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

Sep 25

Oct 28

Nov 24

Oct 23

Oct 15

Oct 16

Nov 09

Sep 29

Oct 14

Oct 09

Oct 11

Nov 02

Frequently Asked Questions About Flights to San Antonio

How early should I book Houston to San Antonio flights to get the cheapest price?

How do I know if a Houston to San Antonio flight is a good deal?

Which months have the cheapest flights from Houston to San Antonio?

Can I fly direct from Houston to San Antonio?

How long is the flight from Houston to San Antonio?

Are there frequently good prices on flights from Houston to San Antonio?

Related routes

More routes from Houston

Flights to San Antonio from other cities

Houston to San Antonio: Overview

Insights for flights from Houston to San Antonio

How much is a round trip from Houston to San Antonio

The cheapest time to fly from Houston to San Antonio

Direct flights from Houston to San Antonio

Last-minute flights going from Houston to San Antonio

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

Popular Airports to fly from Houston to San Antonio

Houston - San Antonio route insights

Recent fares are below the typical level

June, July, and October offer lower median prices

Direct flights average 1h 7m

76% of recent flights are direct

Southwest Airlines offers direct flights

Deals appear regularly on this route

Houston 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

Sep 25

Oct 28

Nov 24

Oct 23

Oct 15

Oct 16

Nov 09

Sep 29

Oct 14

Oct 09

Oct 11

Nov 02

Frequently Asked Questions About Flights to San Antonio

How early should I book Houston to San Antonio flights to get the cheapest price?

How do I know if a Houston to San Antonio flight is a good deal?

Which months have the cheapest flights from Houston to San Antonio?