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

Direct flights usually offer convenience and save travel time, but they are not always the cheapest option. Flights with layovers can sometimes be more affordable. Evaluate your priorities between cost savings and travel duration.

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

Yes, being flexible with your travel dates can often lead to finding more economical flights. Prices can vary significantly between different days of the week or even specific times. Adjusting your itinerary by a day or two may result in savings.

What extra costs should I check before booking San Antonio to Houston 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. Factor these into your total travel budget.

Flights From San Antonio

To Houston

Cheap Flights from San Antonio to Houston

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

Deals from

San Antonio

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

Prices updated 1 day ago

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 San Antonio to Houston

Explore current cheapest deals departing from San Antonio to Houston

2026-10-13 – 2026-10-14
SAT - Houston
33% AI deal score
$131
$227
Round trip
2026-10-31 – 2026-11-07
SAT - Houston
33% AI deal score
$151
$240
Round trip
2026-10-09 – 2026-10-16
SAT - Houston
37% AI deal score
$221
$245
Round trip
2026-10-09 – 2026-10-25
SAT - Houston
36% AI deal score
$189
$249
Round trip
2026-10-09 – 2026-10-23
SAT - Houston
36% AI deal score
$194
$250
Round trip
2026-10-02 – 2026-10-04
SAT - Houston
37% AI deal score
$242
$250
Round trip
2026-10-05 – 2026-10-23
SAT - Houston
35% AI deal score
$186
$252
Round trip
2026-10-14 – 2026-10-21
SAT - Houston
36% AI deal score
$221
$256
Round trip
2026-10-23 – 2026-10-24
SAT - Houston
36% AI deal score
$131
$257
Round trip
2026-10-21 – 2026-10-28
SAT - Houston
36% AI deal score
$221
$265
Round trip

San Antonio to Houston: Overview

Insights for flights from San Antonio to Houston

For flights from San Antonio to Houston, almost all itineraries are non-stop, accounting for 77.1% of recent fares. This high percentage means you will frequently find direct options for your journey.

A typical journey from San Antonio to Houston takes about 1h 7m including connections. Given that most itineraries are non-stop, this duration closely reflects the actual flight time between the two cities.

The route from San Antonio to Houston covers a distance of 306 kilometers, classifying it as a short-haul flight. This short distance contributes to the quick travel times typically observed on this route.

When considering cheap flights from San Antonio to Houston, the fares typically range from $277–$654, with a median of $323. Right now, current fares are below the typical level. However, only 0% of recent fares were classified as a good price, suggesting that finding significantly discounted tickets might be challenging at present. New deals appear almost daily for this route, so monitoring prices can be beneficial.

If you are looking for the cheapest time to fly from San Antonio to Houston, November stands out with a median fare of just $129. Following closely, January offers a median fare of $155, and March presents another good option with a median fare of $217. These months typically offer more budget-friendly options compared to other times of the year.

How much is a round trip from San Antonio to Houston

Regular price: $153 - $344

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

The regular price range for this route is typically between $153 and $344. The current lowest deal is $221 with Frontier Airlines for travel from Oct 6-Oct 31.

now $221

Low $153

High $344

The cheapest time to fly from San Antonio to Houston

The cheapest month to fly from San Antonio to Houston is January, with a median price of $177. The most expensive month is June, with a median price of $654. Prices are generally lower from January to December.

January

Cheapest

Flights from $177

June

Most Expensive

Flights from $654

Jan

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Antonio to Houston

United Airlines

Last-minute flights going from San Antonio to Houston

Thu, Oct 1

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Breeze Airways

$242

$265

One-way

Thu, Oct 1

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Frontier Airlines

$242

$287

One-way

Thu, Oct 1

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (HOU)

Southwest Airlines

$166

$328

One-way

Fri, Oct 2

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Frontier Airlines

$242

$251

One-way

Fri, Oct 2

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Frontier Airlines

$242

$288

One-way

Sat, Oct 3

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

United Airlines

$125

$445

One-way

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

2 nights

Oct 2 - Oct 4

$242 → $251

2 nights

Nov 16 - Nov 18

$277 → $286

5 nights

Nov 13 - Nov 18

$272 → $284

5 nights

Nov 2 - Nov 7

$271 → $286

Popular Airports to fly from San Antonio to Houston

San Antonio - Houston route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from San Antonio to Houston are below the typical level at $221.

📅 Best time to fly

November is historically cheapest at $129

Historically, November is the cheapest month to fly, with a median price of $129.

⏱️ Flight duration

Direct flights average 1h 7m

Direct flights to Houston typically take 1 hour and 7 minutes, covering 306 km.

✈️ Airlines & availability

77.1% of flights are direct

Most flights on this route are direct, with 77.1% of recent flights being nonstop.

🏆 Airline highlight

United Airlines offers direct flights

United Airlines has direct flights available from San Antonio to Houston.

🎯 Booking tip

Deals are frequent on this route

Deals for flights on this route are frequent, appearing often in a 30-day window.

San Antonio main airports to depart from

San Antonio International (SAT)

Cheapest

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

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

💸 Flights from ~$237

Houston main airports to arrive at

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport serves Houston and is a good option for flights from San Antonio.

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

💸 Flights from ~$216

Airports nearby Houston used as alternative

Austin–Bergstrom International (AUS)

Austin–Bergstrom International offers extensive domestic and international routes, making it a robust alternative.

📍 ~230 km from Houston (reachable by car, but traffic can impact travel time)

💸 Flights from ~$234

Business & First Class Flight Deals to Houston

United Airlines

Business Class

From SAT

Elite

Oct 09

Houston, United States

41% AI deal score

$509

United Airlines

Business Class

From SAT

Elite

Dec 02

Houston, United States

40% AI deal score

$2,431

Aeroméxico, +1

Business Class

From SAT

Elite

Nov 24

Houston, United States

40% AI deal score

$2,431

Aeroméxico, +1

Business Class

From SAT

Elite

Nov 23

Houston, United States

40% AI deal score

$2,434

Aeroméxico, +1

Business Class

From SAT

Elite

Oct 10

Houston, United States

40% AI deal score

$2,480

Aeroméxico, +1

Business Class

From SAT

Elite

Oct 10

Houston, United States

40% AI deal score

$2,480

Aeroméxico, +1

Business Class

Frequently Asked Questions About Flights to Houston

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. Setting up price alerts may also help you catch drops in fare.

Booking in advance often provides more options and potentially lower prices, but last-minute deals can sometimes appear. Monitoring price trends can help you decide the optimal booking time. Prices may fluctuate based on demand and availability.

Comparing nearby airports can sometimes offer alternative flight options or different pricing. While it may add to travel time, it could potentially lead to savings. Always consider the total cost and convenience when evaluating this option.

Related routes

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Flights to Houston from other cities

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San Antonio to Houston: Overview

Insights for flights from San Antonio to Houston

How much is a round trip from San Antonio to Houston

Regular price: $153 - $344

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

The regular price range for this route is typically between $153 and $344. The current lowest deal is $221 with Frontier Airlines for travel from Oct 6-Oct 31.

now $221

Low $153

High $344

The cheapest time to fly from San Antonio to Houston

January

Cheapest

Flights from $177

June

Most Expensive

Flights from $654

Jan

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Antonio to Houston

United Airlines

Last-minute flights going from San Antonio to Houston

Thu, Oct 1

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Breeze Airways

$242

$265

One-way

Thu, Oct 1

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Frontier Airlines

$242

$287

One-way

Thu, Oct 1

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (HOU)

Southwest Airlines

$166

$328

One-way

Fri, Oct 2

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Frontier Airlines

$242

$251

One-way

Fri, Oct 2

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

Frontier Airlines

$242

$288

One-way

Sat, Oct 3

⌛ Last-Minute

SAT - Houston

San Antonio (SAT) - Houston (IAH)

United Airlines

$125

$445

One-way

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

2 nights

Oct 2 - Oct 4

$242 → $251

2 nights

Nov 16 - Nov 18

$277 → $286

5 nights

Nov 13 - Nov 18

$272 → $284

5 nights

Nov 2 - Nov 7

$271 → $286

Popular Airports to fly from San Antonio to Houston