Cheap Flights from Houston, TX to San Antonio, TX from $71

Return flight: San Antonio – Houston
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On Cheapflightsplus.com you will find 29 direct and 412 connecting flights from Houston to San Antonio. You can compare airfare deals from 6 airlines and multiple travel sites from $71, book and save on cheap plane tickets and last minute offers. Also check out HOU-SAT flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Houston to San Antonio 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: $71 (one-way), $122 (round-trip).
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Best Flights from Houston to San Antonio Today

Take a look at the list of non stop flights and flights with layovers from Houston to San Antonio with the lowest price of $71. The fastest direct flight takes 1h 3m and the fastest connecting – 5h 34m.
Price Departure Arrival Flight Duration Airline Flight
from $71
Find flight
21:59
Houston
George Bush
 23:02
San Antonio
San Antonio
 1h 3m United Airlines
UA1475
from $103
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14:20
Houston
George Bush
 15:25
San Antonio
San Antonio
 1h 5m United Airlines
UA691
from $134
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12:10
Houston
George Bush
 13:19
San Antonio
San Antonio
 1h 9m United Airlines
UA6017
from $103
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16:56
Houston
George Bush
 11:14+1 день
San Antonio
San Antonio
 18h 18m
layover
13h 51m - Atlanta
 Spirit Airlines
NK966
NK1196
from $128
Find flight
23:02
Houston
George Bush
 23:30+1 день
San Antonio
San Antonio
 24h 28m
layover
18h 14m - Los Angeles
 Spirit Airlines
NK2395
NK848
from $102
Find flight
09:50
Houston
George Bush
 12:32+1 день
San Antonio
San Antonio
 26h 42m
layover
7h 35m - Detroit
11h 53m - Atlanta
 Spirit Airlines
NK2640
NK2493
NK2171
from $126
Find flight
20:44
Houston
George Bush
 12:32+1 день
San Antonio
San Antonio
 15h 48m
layover
7h 20m - Miami
1h 26m - Atlanta
 Spirit Airlines
NK2067
NK2213
NK2171
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 14, 2025
Full flight schedule will help you in detecting at what time planes fly from Houston to San Antonio. 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 Arrival Flight Details Flight Duration Price
07:35 — 08:42
07:35 — 08:42 UA2003 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$71
07:43 — 08:50
07:43 — 08:50 UA491 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$103
07:43 — 08:50
07:43 — 08:50 UA1671 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$110
09:30 — 10:37
09:30 — 10:37 UA1371 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$139
09:37 — 10:44
09:37 — 10:44 UA1450 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$141
09:50 — 12:32
+1 day
09:50 — 13:34 NK2640 Spirit Airlines
Houston — Detroit
7h 35m stop
21:09 — 23:11 NK2493 Spirit Airlines
Detroit — Atlanta
11h 53m stop
11:04 — 12:32 NK2171 Spirit Airlines
Atlanta — San Antonio
26h 42m
including layover
Find flight
from$102
09:50 — 10:56
09:50 — 10:56 UA1311 United Airlines
Houston — San Antonio
1h 6m
Find flight
from$103
10:52 — 11:14
+1 day
10:52 — 13:57 NK1112 Spirit Airlines
Houston — Atlanta
19h 57m stop
09:54 — 11:14 NK1196 Spirit Airlines
Atlanta — San Antonio
24h 22m
including layover
Find flight
from$103
12:10 — 13:19
12:10 — 13:19 UA6017 United Airlines
Houston — San Antonio
1h 9m
Find flight
from$134
14:20 — 15:26
14:20 — 15:26 UA697 United Airlines
Houston — San Antonio
1h 6m
Find flight
from$71
14:20 — 15:25
14:20 — 15:25 UA691 United Airlines
Houston — San Antonio
1h 5m
Find flight
from$103
16:35 — 17:42
16:35 — 17:42 UA636 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$103
18:25 — 19:32
18:25 — 19:32 UA1477 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$71
20:10 — 21:17
20:10 — 21:17 UA1542 United Airlines
Houston — San Antonio
1h 7m
Find flight
from$71
21:59 — 23:02
21:59 — 23:02 UA1475 United Airlines
Houston — San Antonio
1h 3m
Find flight
from$71
*Departure and arrival times - local. Updated on September 14, 2025

Flight Information

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

Distance between Houston and San Antonio is 309 miles. Time difference between the cities is 0h. Airplanes depart 05:00 to 23:02 from 15 Houston airports and arrive 05:00 to 23:02 to 5 San Antonio airports. Average flight time is 1h 7m.

  • The fastest flight 1h 3m
  • Average flight time 1h 7m
  • The earliest flight 05:00
  • The latest flight 23:02
  • Distance 193 ml

Popular Airlines on the Route

The flight Houston — San Antonio is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 17 departures per week at the price of from $ 249 . And the most expensive tickets are offered by United Airlines airline - from $ 6794.

Direct flights

There are 29 nonstop flights on the route. The fastest direct flight is UA1475 by United Airlines takes 1h 3m.

  • UA - United Airlines
    from $71
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Connecting Flights

There are 412 flights with layovers on the route. The fastest connecting flight is UA434 by United Airlines takes 5h 34m.

  • AS - Alaska Airlines
    from $249
    Find
  • SY - Sun Country Airlines
    from $166
    Find
  • HA - Hawaiian Airlines
    from $246
    Find
  • UA - United Airlines
    from $187
    Find
  • NK - Spirit Airlines
    from $102
    Find
  • G4 - Allegiant Air
    from $186
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See more connecting flights

Airports

You can fly from Houston to San Antonio from 15 airports (Ellington Field, West Houston, Hobby, Park Ten Heliport, Andrau Airpark, George Bush, Greenway Plaza H/P, David Wayne Hooks, Transco Twr Galleria, Westchase Hilton H/P, Spaceland, Woodlawns, Marriot Astrodome Heliport, Central Bus. District, Houston Municipal).

Houston airports

  • Ellington Field-EFD
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  • West Houston-IWS
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  • Hobby-HOU
    from $166
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  • Park Ten Heliport-JPT
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  • Andrau Airpark-AAP
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  • George Bush-IAH
    from $71
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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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San Antonio airports

  • Randolph AFB-RND
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  • Martindale AAF-MDA
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  • San Antonio-SAT
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  • Kelly AFB-SKF
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  • Stinson Municipal-SSF
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Airplanes

There are flights to San Antonio from Houston by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Houston

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

Top International Destinations from Houston

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.

How to book a plane ticket yourself?

How to book an air 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.

    To find a plane ticket, please select dates.

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