Flights Houston → San Antonio
HOU → SAT
How long is the flight from Houston to San Antonio?
The flight from Houston (HOU) to San Antonio (SAT) takes about 48 min. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route overview
This flight route operates from Houston to San Antonio, using Boeing 737-500 aircraft. With a total of 283 flights and a 70% on-time performance rate, the average delay is approximately 14.8 minutes. The destination airport, which opened in 1942, serves nearly 9.5 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Houston (HOU) → San Antonio (SAT) route is operated by Southwest Airlines. Across 766 flights monitored in recent months, 67% arrived on time (within 15 min of schedule), with an average delay of 17 minutes. The cancellation rate is 0.39%. FlightGuard's average computed risk is 23.3/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At San Antonio the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Houston the average ATFM delay is 5.5 minutes.
Heading to San Antonio: what to expect in this direction
Flying from Houston (HOU) to San Antonio (SAT) heads west for about 309 km, a flight time of roughly 48m.
Departures from Houston on this leg cluster in the midday window: about 37% of HOU-SAT flights take off then.
Air-traffic congestion: departing Houston the average ATFM delay is 5.5 min (atfm); arriving into San Antonio it is 5.5 min (atfm).
Across 766 tracked HOU-SAT flights, 67% left on time with an average delay of 17 min and a 0.4% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
Airlines operating HOU-SAT
Airports
Frequently asked questions about HOU-SAT
The flight from Houston (HOU) to San Antonio (SAT) takes about 48 min. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
On the Houston (HOU) -> San Antonio (SAT) route, on-time performance is 67% with an average delay of 17 minutes, based on 766 tracked flights.
The cancellation rate on Houston-San Antonio is 0.39% across 766 monitored flights.
The route is operated by 1 airline: Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at San Antonio, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
