Cheap Flights from San Antonio, TX to Houston, TX from $108

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On Cheapflightsplus.com you will find 18 direct and 219 connecting flights from San Antonio to Houston. You can compare airfare deals from 5 airlines and multiple travel sites from $108, 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: $108 (one-way), $185 (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 $108. The fastest direct flight takes 1h 3m and the fastest connecting – 5h 21m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $108 Find flight	16:22 San Antonio San Antonio	17:25 Houston George Bush	1h 3m	United Airlines	UA2157
from $108 Find flight	05:30 San Antonio San Antonio	06:34 Houston George Bush	1h 4m	United Airlines	UA469
from $108 Find flight	07:15 San Antonio San Antonio	08:19 Houston George Bush	1h 4m	United Airlines	UA1486
from $108 Find flight	11:45 San Antonio San Antonio	12:49 Houston George Bush	1h 4m	United Airlines	UA1282
from $108 Find flight	09:50 San Antonio San Antonio	10:56 Houston George Bush	1h 6m	United Airlines	UA349
from $108 Find flight	17:56 San Antonio San Antonio	19:05 Houston George Bush	1h 9m	United Airlines	UA2078
from $108 Find flight	19:35 San Antonio San Antonio	20:44 Houston George Bush	1h 9m	United Airlines	UA6298
from $109 Find flight	16:21 San Antonio San Antonio	17:25 Houston George Bush	1h 4m	United Airlines	UA1066
from $109 Find flight	12:12 San Antonio San Antonio	13:17 Houston George Bush	1h 5m	United Airlines	UA2498
from $195 Find flight	16:17 San Antonio San Antonio	17:25 Houston George Bush	1h 8m	United Airlines	UA6153
from $230 Find flight	16:17 San Antonio San Antonio	17:25 Houston George Bush	1h 8m	United Airlines	UA5785
from $108 Find flight	12:09 San Antonio San Antonio	22:04 Houston George Bush	9h 55m layover 5h 24m - Atlanta	Spirit Airlines	NK1197 NK967
from $131 Find flight	05:20 San Antonio San Antonio	20:20 Houston George Bush	15h 0m layover 9h 41m - Orlando	Spirit Airlines	NK447 NK1376
from $157 Find flight	20:10 San Antonio San Antonio	13:44+1 день Houston George Bush	17h 34m layover 10h 58m - Los Angeles	Spirit Airlines	NK849 NK421
from $150 Find flight	12:09 San Antonio San Antonio	00:15+1 день Houston George Bush	12h 6m layover 3h 56m - Atlanta 1h 45m - Orlando	Spirit Airlines	NK1197 NK3135 NK1576
from $173 Find flight	05:20 San Antonio San Antonio	19:13 Houston George Bush	13h 53m layover 3h 2m - Orlando 2h 15m - Chicago	Spirit Airlines	NK447 NK3201 NK1339

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on July 14, 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$108
07:15 — 08:19	07:15 — 08:19 UA1486 United Airlines San Antonio — Houston	1h 4m	Find flight from$108
09:39 — 10:45	09:39 — 10:45 UA1798 United Airlines San Antonio — Houston	1h 6m	Find flight from$109
09:50 — 10:56	09:50 — 10:56 UA349 United Airlines San Antonio — Houston	1h 6m	Find flight from$108
11:45 — 12:49	11:45 — 12:49 UA1282 United Airlines San Antonio — Houston	1h 4m	Find flight from$108
12:12 — 13:17	12:12 — 13:17 UA2498 United Airlines San Antonio — Houston	1h 5m	Find flight from$109
12:13 — 13:21	12:13 — 13:21 UA6104 United Airlines San Antonio — Houston	1h 8m	Find flight from$196
14:15 — 15:25	14:15 — 15:25 UA6050 United Airlines San Antonio — Houston	1h 10m	Find flight from$109
16:17 — 17:25	16:17 — 17:25 UA6153 United Airlines San Antonio — Houston	1h 8m	Find flight from$195
16:17 — 17:25	16:17 — 17:25 UA5785 United Airlines San Antonio — Houston	1h 8m	Find flight from$230
16:17 — 17:25	16:17 — 17:25 UA5629 United Airlines San Antonio — Houston	1h 8m	Find flight from$232
16:21 — 17:25	16:21 — 17:25 UA1066 United Airlines San Antonio — Houston	1h 4m	Find flight from$109
16:22 — 17:25	16:22 — 17:25 UA2157 United Airlines San Antonio — Houston	1h 3m	Find flight from$108
17:56 — 19:05	17:56 — 19:05 UA2078 United Airlines San Antonio — Houston	1h 9m	Find flight from$108
17:56 — 19:02	17:56 — 19:02 UA2170 United Airlines San Antonio — Houston	1h 6m	Find flight from$109
17:58 — 19:03	17:58 — 19:03 UA2396 United Airlines San Antonio — Houston	1h 5m	Find flight from$109
19:15 — 20:20	19:15 — 20:20 UA2474 United Airlines San Antonio — Houston	1h 5m	Find flight from$109
19:35 — 20:44	19:35 — 20:44 UA6298 United Airlines San Antonio — Houston	1h 9m	Find flight from$108
05:20 — 20:20	05:20 — 09:06 NK447 Spirit Airlines San Antonio — Orlando 9h 41m stop 18:47 — 20:20 NK1376 Spirit Airlines Orlando — Houston	15h including layover	Find flight from$131
12:09 — 22:04	12:09 — 15:34 NK1197 Spirit Airlines San Antonio — Atlanta 5h 24m stop 20:58 — 22:04 NK967 Spirit Airlines Atlanta — Houston	9h 55m including layover	Find flight from$108
12:09 — 09:57 +1 day	12:09 — 15:34 NK1197 Spirit Airlines San Antonio — Atlanta 17h 14m stop 08:48 — 09:57 NK1111 Spirit Airlines Atlanta — Houston	21h 48m including layover	Find flight from$108
14:50 — 00:19 +1 day	14:50 — 16:02 NK849 Spirit Airlines San Antonio — Los Angeles 2h 55m stop 18:57 — 00:19 NK804 Spirit Airlines Los Angeles — Houston	9h 29m including layover	Find flight from$120
18:35 — 20:54 +1 day	18:35 — 21:19 SY1836 Sun Country Airlines San Antonio — Minneapolis 20h 41m stop 18:00 — 20:54 SY1681 Sun Country Airlines Minneapolis — Houston	26h 19m including layover	Find flight from$175
20:10 — 13:44 +1 day	20:10 — 21:22 NK849 Spirit Airlines San Antonio — Los Angeles 10h 58m stop 08:20 — 13:44 NK421 Spirit Airlines Los Angeles — Houston	17h 34m including layover	Find flight from$157
06:00 — 22:04	06:00 — 06:44 NK1059 Spirit Airlines San Antonio — Las Vegas 4h 42m stop 11:26 — 18:24 NK1203 Spirit Airlines Las Vegas — Atlanta 2h 34m stop 20:58 — 22:04 NK967 Spirit Airlines Atlanta — Houston	16h 4m including layover	Find flight from$150
06:00 — 22:04	06:00 — 06:44 NK1059 Spirit Airlines San Antonio — Las Vegas 41m stop 07:25 — 14:30 NK331 Spirit Airlines Las Vegas — Atlanta 6h 28m stop 20:58 — 22:04 NK967 Spirit Airlines Atlanta — Houston	16h 4m including layover	Find flight from$150

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

*Departure and arrival times - local. Updated on July 14, 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 20:48 from 5 San Antonio airports and arrive 05:15 to 20:48 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 20:48
Distance 193 ml

The cheapest months to travel to Houston are june (from 108 $), september (from 108 $), august (from 109 $).

The most expensive months are december (from 739 $), january (from 679 $), february (from 373 $).

What is the lowest airfare San Antonio to Houston?

The cheapest plane ticket found by our users is $108. This airfare is for economy class on one-way UA1486 flight by United Airlines for September 27, 2025 which leaves San Antonio in San Antonio at 07:15 am and arrives at Houston George Bush at 08:19.

Economy class

$108

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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 - 17 departures per week at the price of from $ 268 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 6518.

Direct flights

There are 18 nonstop flights on the route. The fastest direct flight is UA2157 by United Airlines takes 1h 3m and the cheapest is UA1486 by United Airlines for $108.

UA - United Airlines

from $108

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Connecting Flights

There are 219 flights with layovers on the route. The fastest connecting flight is UA490 by United Airlines takes 5h 21m and the cheapest is UA1486 by United Airlines for $108.

AS - Alaska Airlines

from $268

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SY - Sun Country Airlines

from $175

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HA - Hawaiian Airlines

from $255

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UA - United Airlines

from $236

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NK - Spirit Airlines

from $108

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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 $108
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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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