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Cheap flights from Houston to San Antonio

33 nonstop flights a week, 4 of them today. Operated by 2 airlines, about 1h 5m in the air, 188 mi (303 km). Tickets from $223.

Flights from Houston to San Antonio

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Houston to San Antonio

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Houston to San Antonio

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $223 14 November 2026, nonstop Cheapest nonstop $223 14 November 2026, United Airlines Cheapest in the next 7 days $223 14 November, Sat Cheapest weekend departure $223 Sat, 14 November 2026 Cheapest month November 2026 tickets from $223

Houston to San Antonio at a glance

flight time, from 1h to 1h 18m
1h 5m
straight-line distance
188 mi (303 km)
flights a week
33
flights today
4
first and last departure
07:20 - 14:30
lowest price, nonstop, 14 November
$223
airlines
2

Houston to San Antonio flight schedule

33 flights a week, 4 today, 37 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
UA 2250
United Airlines
07:20 George Bush Intercontinental, terminal C
08:29 San Antonio International, terminal B
1h 9m
Daily
Airbus A320
WN 147
Southwest Airlines
08:40 William P. Hobby
09:45 San Antonio International, terminal A
1h 5m
Sat
UA 1371
United Airlines
09:35 George Bush Intercontinental, terminal C
10:46 San Antonio International, terminal B
1h 11m
Daily
Airbus A319
WN 3788
Southwest Airlines
09:40 William P. Hobby
10:45 San Antonio International, terminal A
1h 5m
Sat
WN 147
Southwest Airlines
09:45 William P. Hobby
10:50 San Antonio International, terminal A
1h 5m
Mon, Thu, Fri, Sun
WN 2305
Southwest Airlines
11:05 William P. Hobby
12:15 San Antonio International, terminal A
1h 10m
Mon, Tue, Wed, Thu
Boeing 737
WN 3628
Southwest Airlines
11:35 William P. Hobby
12:40 San Antonio International, terminal A
1h 5m
Sat
UA 341
United Airlines
12:05 George Bush Intercontinental, terminal C
13:16 San Antonio International, terminal B
1h 11m
Mon, Tue, Wed, Thu, Sat, Sun
Airbus A319
UA 6287
United Airlines
12:05 George Bush Intercontinental, terminal B
13:19 San Antonio International, terminal B
1h 14m
Fri
Embraer 175
UA 697
United Airlines
14:30 George Bush Intercontinental, terminal C
15:38 San Antonio International, terminal B
1h 8m
Fri
Boeing 737-800

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 24 November.

FlightDepartsArrivesDurationDaysAircraft
WN 4547
Southwest Airlines
07:45 William P. Hobby
08:45 San Antonio International, terminal A
1h
Seasonal
Boeing 737-800
WN 840
Southwest Airlines
14:10 William P. Hobby
15:10 San Antonio International, terminal A
1h
Seasonal
WN 746
Southwest Airlines
10:00 William P. Hobby
11:05 San Antonio International, terminal A
1h 5m
Seasonal
Boeing 737
UA 341
United Airlines
12:00 George Bush Intercontinental, terminal C
13:11 San Antonio International, terminal B
1h 11m
Seasonal
Boeing 737-800
WN 2504
Southwest Airlines
09:50 William P. Hobby
10:55 San Antonio International, terminal A
1h 5m
Seasonal
Boeing 737
UA 1371
United Airlines
09:40 George Bush Intercontinental, terminal C
10:51 San Antonio International, terminal B
1h 11m
Seasonal
Airbus A319
UA 468
United Airlines
11:55 George Bush Intercontinental, terminal C
13:06 San Antonio International, terminal B
1h 11m
Seasonal
Boeing 737-900
UA 4071
United Airlines
11:55 George Bush Intercontinental, terminal B
13:09 San Antonio International, terminal B
1h 14m
Selected dates
Embraer 175
UA 6202
United Airlines
12:12 George Bush Intercontinental, terminal B
13:21 San Antonio International, terminal B
1h 9m
Seasonal
Embraer 175
UA 697
United Airlines
14:27 George Bush Intercontinental, terminal C
15:37 San Antonio International, terminal B
1h 10m
Seasonal
Boeing 737-900
UA 697
United Airlines
14:25 George Bush Intercontinental, terminal C
15:35 San Antonio International, terminal B
1h 10m
Seasonal
Boeing 737-900
UA 4041
United Airlines
07:20 George Bush Intercontinental, terminal B
08:30 San Antonio International, terminal B
1h 10m
Seasonal
Embraer 175
UA 2250
United Airlines
07:25 George Bush Intercontinental, terminal C
08:36 San Antonio International, terminal B
1h 11m
Seasonal
Airbus A320
UA 1371
United Airlines
09:37 George Bush Intercontinental, terminal C
10:48 San Antonio International, terminal B
1h 11m
Seasonal
Boeing 737
UA 563
United Airlines
12:03 George Bush Intercontinental, terminal C
13:13 San Antonio International, terminal B
1h 10m
Seasonal
Airbus A319
UA 697
United Airlines
14:20 George Bush Intercontinental, terminal C
15:30 San Antonio International, terminal B
1h 10m
Seasonal
Boeing 737-900
WN 257
Southwest Airlines
11:05 William P. Hobby
12:10 San Antonio International, terminal A
1h 5m
Seasonal
WN 781
Southwest Airlines
08:15 William P. Hobby
09:20 San Antonio International, terminal A
1h 5m
Seasonal
UA 4056
United Airlines
09:37 George Bush Intercontinental, terminal B
10:55 San Antonio International, terminal B
1h 18m
Selected dates
Embraer 175
WN 1915
Southwest Airlines
11:00 William P. Hobby
12:05 San Antonio International, terminal A
1h 5m
Seasonal
Boeing 737-800
UA 2250
United Airlines
07:45 George Bush Intercontinental, terminal C
08:54 San Antonio International, terminal B
1h 9m
Seasonal
Airbus A319
WN 1915
Southwest Airlines
07:50 William P. Hobby
08:55 San Antonio International, terminal A
1h 5m
Seasonal
Boeing 737-800
UA 1371
United Airlines
09:45 George Bush Intercontinental, terminal C
10:48 San Antonio International, terminal B
1h 3m
Seasonal
Airbus A319
UA 468
United Airlines
12:00 George Bush Intercontinental, terminal C
13:07 San Antonio International, terminal B
1h 7m
Seasonal
Airbus A319
WN 369
Southwest Airlines
10:05 William P. Hobby
11:10 San Antonio International, terminal A
1h 5m
Seasonal
Boeing 737
WN 2050
Southwest Airlines
10:10 William P. Hobby
11:15 San Antonio International, terminal A
1h 5m
Seasonal
WN 2050
Southwest Airlines
08:20 William P. Hobby
09:25 San Antonio International, terminal A
1h 5m
Seasonal
Boeing 737-800
WN 2050
Southwest Airlines
10:15 William P. Hobby
11:20 San Antonio International, terminal A
1h 5m
Seasonal
Boeing 737
WN 2050
Southwest Airlines
10:40 William P. Hobby
11:45 San Antonio International, terminal A
1h 5m
Seasonal
WN 1902
Southwest Airlines
10:55 William P. Hobby
11:55 San Antonio International, terminal A
1h
Seasonal
Boeing 737
WN 4387
Southwest Airlines
10:20 William P. Hobby
11:20 San Antonio International, terminal A
1h
Seasonal
WN 2068
Southwest Airlines
08:30 William P. Hobby
09:30 San Antonio International, terminal A
1h
Seasonal
WN 1650
Southwest Airlines
13:45 William P. Hobby
14:50 San Antonio International, terminal A
1h 5m
Seasonal
WN 1245
Southwest Airlines
09:45 William P. Hobby
10:45 San Antonio International, terminal A
1h
Seasonal
Boeing 737
WN 1990
Southwest Airlines
08:10 William P. Hobby
09:10 San Antonio International, terminal A
1h
Seasonal
WN 5354
Southwest Airlines
10:05 William P. Hobby
11:05 San Antonio International, terminal A
1h
Seasonal
Boeing 737
WN 3531
Southwest Airlines
10:30 William P. Hobby
11:30 San Antonio International, terminal A
1h
Seasonal
Boeing 737

Days of the week are taken from the schedule for the next 14 days; schedules change by season. The search shows seat availability and the price for your date.

Airlines flying Houston to San Antonio

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

United Airlines22 a week Southwest Airlines11 a week

Airports

Where flights from Houston to San Antonio depart and land

Departure from Houston

George Bush Intercontinental IAH

22 flights a week, terminals B, C, 16 mi (25 km) from the city centre

About the airport
William P. Hobby closest to the centreHOU

11 flights a week, 10 mi (16 km) from the city centre

About the airport

Arrival in San Antonio

San Antonio International SAT

33 flights a week, terminals A, B, 7 mi (11 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Houston to San Antonio?
A nonstop flight takes 1 hour 5 minutes on average, from 1h to 1h 18m depending on the flight.
How far is San Antonio from Houston?
188 mi (303 km) in a straight line between the cities.
Which airlines fly nonstop from Houston to San Antonio?
United Airlines (22 a week) and Southwest Airlines (11 a week).
How many flights a day are there from Houston to San Antonio?
4 flights today and 33 a week, about 4.7 a day on average.
When are the first and last flights from Houston to San Antonio?
The first departure is at 07:20 (UA2250), the last at 14:30 (UA697). Local time.
What is the cheapest upcoming date to fly from Houston to San Antonio?
14 November 2026 (Saturday): from $223 one way, nonstop, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Houston to San Antonio?
United Airlines: nonstop tickets from $223 on 14 November by recent searches. Prices change daily, so compare the sellers in the search.
Which Houston airport do flights to San Antonio leave from?
George Bush Intercontinental (22 a week) and William P. Hobby (11 a week).