Cheap flights from Houston to San Antonio

One-way fares from $212 · HOU → SAT · prices found by travellers in the last 48 hours

Compare all dates San Antonio → Houston
Cheapest fare
$212

Frontier Airlines · Thu, Nov 12

Cheapest month
November

from $212

Direct flights
Yes

United Airlines

Flight time
1h 05m

300 km

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Cheapest month to fly from Houston to San Antonio

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $212

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Frontier Airlines
Depart08:18 Thu, Nov 12IAH → SAT 7h 04m · 2 stops
$212one way, per person
View deal
Frontier Airlines
Depart08:18 Fri, Nov 13IAH → SAT 8h 18m · 2 stops
$212one way, per person
View deal
United Airlines
Depart07:20 Sat, Nov 7IAH → SAT 1h 09m · Direct
$213one way, per person
View deal
United Airlines
Depart07:20 Sun, Nov 8IAH → SAT 1h 09m · Direct
$215one way, per person
View deal
United Airlines
Depart14:30 Sat, Nov 14IAH → SAT 1h 08m · Direct
$223one way, per person
View deal
United Airlines
Depart18:05 Wed, Nov 11IAH → SAT 1h 05m · Direct
$232one way, per person
View deal
Frontier Airlines
Depart21:14 Mon, Nov 16IAH → SAT 7h 53m · 2 stops
$239one way, per person
View deal
Frontier Airlines
Depart08:18 Fri, Nov 6IAH → SAT 8h 18m · 2 stops
$338one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to San Antonio

Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Things to do

Things to do in San AntonioTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in San AntonioPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in San AntonioCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Houston to San Antonio

Houston (HOU) and San Antonio (SAT) are about 300 km apart. Direct flights take around 1h 05m, and recent direct fares were with United Airlines. Over the next few months, one-way fares start from $212, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Houston to San Antonio?

The cheapest one-way fare we've seen recently is $212 with Frontier Airlines, departing Thursday, November 12, 2026.

What is the cheapest month to fly from Houston to San Antonio?

November 2026 currently has the lowest fares, from $212 one way.

Are there direct flights from Houston to San Antonio?

Yes. Recent direct fares were with United Airlines.

How long is the flight from Houston to San Antonio?

A direct flight takes about 1h 05m. Houston and San Antonio are around 300 km apart.

Which airlines fly from Houston to San Antonio?

Recent fares on this route were with Frontier Airlines and United Airlines.

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