Cheap Flights from San Antonio, TX to Houston, TX from $91

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On Cheapflightsplus.com you will find 26 direct and 461 connecting flights from San Antonio to Houston. You can compare airfare deals from 5 airlines and multiple travel sites from $91, book and save on cheap plane tickets and last minute offers. Also check out SAT-HOU flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Antonio to Houston Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $91 (one-way), $156 (round-trip).

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Best Flights from San Antonio to Houston Today

Take a look at the list of non stop flights and flights with layovers from San Antonio to Houston with the lowest price of $91. The fastest direct flight takes 1h 3m and the fastest connecting – 5h 21m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $102 Find flight	16:22 San Antonio San Antonio	17:25 Houston George Bush	1h 3m	United Airlines	UA2157
from $133 Find flight	10:04 San Antonio San Antonio	11:10 Houston George Bush	1h 6m	United Airlines	UA1168
from $162 Find flight	16:31 San Antonio San Antonio	17:35 Houston George Bush	1h 4m	United Airlines	UA1494
from $91 Find flight	13:27 San Antonio San Antonio	08:15+1 день Houston George Bush	18h 48m layover 14h 16m - Atlanta	Spirit Airlines	NK2172 NK2574
from $109 Find flight	18:03 San Antonio San Antonio	07:29+1 день Houston George Bush	13h 26m layover 9h 14m - Nashville	Spirit Airlines	NK2039 NK2255
from $117 Find flight	13:27 San Antonio San Antonio	19:34+1 день Houston George Bush	30h 7m layover 2h 46m - Atlanta 22h 4m - New Orleans	Spirit Airlines	NK2172 NK2470 NK2066
from $136 Find flight	07:05 San Antonio San Antonio	08:15+1 день Houston George Bush	25h 10m layover 1h 25m - Miami 16h 51m - Atlanta	Spirit Airlines	NK2228 NK2346 NK2574

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 18, 2025

Flight Schedule San Antonio (Texas) to Houston (Texas)

Full flight schedule will help you in detecting at what time planes fly from San Antonio to Houston. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
05:30 — 06:34	05:30 — 06:34 UA469 United Airlines San Antonio — Houston	1h 4m	Find flight from$102
07:15 — 08:19	07:15 — 08:19 UA1486 United Airlines San Antonio — Houston	1h 4m	Find flight from$102
09:39 — 10:45	09:39 — 10:45 UA1798 United Airlines San Antonio — Houston	1h 6m	Find flight from$103
09:50 — 10:56	09:50 — 10:56 UA349 United Airlines San Antonio — Houston	1h 6m	Find flight from$102
10:04 — 11:10	10:04 — 11:10 UA1168 United Airlines San Antonio — Houston	1h 6m	Find flight from$133
11:45 — 12:49	11:45 — 12:49 UA1282 United Airlines San Antonio — Houston	1h 4m	Find flight from$102
12:12 — 13:17	12:12 — 13:17 UA2498 United Airlines San Antonio — Houston	1h 5m	Find flight from$103
14:15 — 15:25	14:15 — 15:25 UA6050 United Airlines San Antonio — Houston	1h 10m	Find flight from$103
16:19 — 17:25	16:19 — 17:25 UA465 United Airlines San Antonio — Houston	1h 6m	Find flight from$102
16:21 — 17:25	16:21 — 17:25 UA1066 United Airlines San Antonio — Houston	1h 4m	Find flight from$103
16:22 — 17:25	16:22 — 17:25 UA2157 United Airlines San Antonio — Houston	1h 3m	Find flight from$102
17:56 — 19:02	17:56 — 19:02 UA2170 United Airlines San Antonio — Houston	1h 6m	Find flight from$102
17:56 — 19:05	17:56 — 19:05 UA2078 United Airlines San Antonio — Houston	1h 9m	Find flight from$102
17:58 — 19:03	17:58 — 19:03 UA2396 United Airlines San Antonio — Houston	1h 5m	Find flight from$102
19:35 — 20:44	19:35 — 20:44 UA6298 United Airlines San Antonio — Houston	1h 9m	Find flight from$102

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on September 18, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from San Antonio to Houston depends on and how to choose the most interesting flight option for you.

Distance between San Antonio and Houston is 309 miles. Time difference between the cities is 0h. Airplanes depart 05:15 to 22:51 from 5 San Antonio airports and arrive 05:15 to 22:51 to 15 Houston airports. Average flight time is 1h 6m.

The fastest flight 1h 3m
Average flight time 1h 6m
The earliest flight 05:15
The latest flight 22:51
Distance 193 ml

The cheapest months to travel to Houston are june (from 91 $), september (from 102 $), august (from 103 $).

The most expensive months are january (from 642 $), february (from 209 $), december (from 206 $).

What is the lowest airfare San Antonio to Houston?

The cheapest plane ticket found by our users is $91. This airfare is for economy class on one-way NK2172 flight by Spirit Airlines for June 6, 2025 which leaves San Antonio in San Antonio at 13:27 am and arrives at Houston George Bush at 08:15.

Economy class

$91

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Business class

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First class

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Popular Airlines on the Route

The flight San Antonio — Houston is served by 5 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 29 departures per week at the price of from $ 253 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 7384.

Direct flights

There are 26 nonstop flights on the route. The fastest direct flight is UA2157 by United Airlines takes 1h 3m and the cheapest is NK2172 by Spirit Airlines for $102.

UA - United Airlines

from $102

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Connecting Flights

There are 461 flights with layovers on the route. The fastest connecting flight is UA490 by United Airlines takes 5h 21m and the cheapest is NK2172 by Spirit Airlines for $91.

AS - Alaska Airlines

from $253

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SY - Sun Country Airlines

from $165

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HA - Hawaiian Airlines

from $241

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UA - United Airlines

from $223

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NK - Spirit Airlines

from $91

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Airports

You can fly from San Antonio to Houston from 5 airports (Randolph AFB, Martindale AAF, San Antonio, Kelly AFB, Stinson Municipal).

San Antonio airports

Randolph AFB-RND

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Martindale AAF-MDA

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San Antonio-SAT

from $91
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Kelly AFB-SKF

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Stinson Municipal-SSF

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Houston airports

Ellington Field-EFD

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West Houston-IWS

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Hobby-HOU

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Park Ten Heliport-JPT

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Andrau Airpark-AAP

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George Bush-IAH

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Greenway Plaza H/P-JGP

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David Wayne Hooks-DWH

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Transco Twr Galleria-JGQ

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Westchase Hilton H/P-JWH

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Spaceland-SPX

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Woodlawns-JWL

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Marriot Astrodome Heliport-JMA

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Central Bus. District-JDX

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Houston Municipal-SGR

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Airplanes

There are flights to Houston from San Antonio by 5 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from San Antonio

You may also consider searching for discounted plane tickets to some other popular places from San Antonio within United States.

San Antonio — Las Vegas

from $55

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San Antonio — Dallas

from $75

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San Antonio — New York

from $74

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San Antonio — Chicago

from $73

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San Antonio — Denver

from $80

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San Antonio — Seattle

from $67

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San Antonio — Houston

from $63

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San Antonio — Miami

from $70

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San Antonio — Los Angeles

from $57

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San Antonio — Atlanta

from $60

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Top International Destinations from San Antonio

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

San Antonio — Cancun

from $79

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San Antonio — Mexico City

from $73

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San Antonio — Guadalajara

from $65

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San Antonio — Toronto

from $61

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San Antonio — Vancouver

from $75

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San Antonio — Puerto Vallarta

from $54

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San Antonio — San Juan

from $76

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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