Houston to San Antonio flights
Direct and connecting flights from George Bush Intercontinental Houston Airport (IAH) to San Antonio International Airport (SAT) — airlines, aircraft types, and the safety record for this route.
Route FAQ
How long does the flight from Houston to San Antonio take?
Flight time from Houston (IAH) to San Antonio (SAT) depends on routing, aircraft type, and whether the flight is direct or connecting. A direct flight typically reflects great-circle distance plus winds, while one-stop options can add several hours depending on the layover airport. The typical block time and frequency we have observed for this route are shown above.
Which airlines fly from Houston to San Antonio?
Airline availability for IAH to SAT changes by season and sometimes week to week as carriers adjust capacity. The airlines and aircraft types observed operating this route, both direct and connecting, are listed below based on real flight-tracking data.
Are there direct flights from Houston to San Antonio?
Direct (nonstop) availability on IAH to SAT varies by date, day of week, and season. Busy city pairs usually have multiple daily nonstops, while thinner routes may only have direct service a few days per week or only during peak seasons.
No fatal or serious occurrence involving any operator on this pair in the last 90 days.
- Mesa Airlines82
- UPS76
- SkyWest64
- United Airlines40
| Carrier | Sightings / 90d | Safety events |
|---|---|---|
| United Airlines | 8 sightings | No recorded events |
| UPS | 1 sighting | No recorded events |
| SkyWest | 1 sighting | No recorded events |
| Mesa Airlines | 1 sighting | No recorded events |
Planning IAH → SAT
IAH to SAT is a short-haul route of 306 km (190 mi). See the return SAT → IAH route.
Alternative airports near Houston: Houston (DWH) — 22 km, Houston (IWS) — 37 km, Houston (HOU) — 38 km.
Alternative airports near San Antonio: San Antonio (RND) — 18 km, San Antonio (SKF) — 20 km, Stinson (SSF) — 22 km.