San Antonio to Houston flights
Direct and connecting flights from San Antonio International Airport (SAT) to George Bush Intercontinental Houston Airport (IAH) — airlines, aircraft types, and the safety record for this route.
Route FAQ
How long does the flight from San Antonio to Houston take?
Flight time from San Antonio (SAT) to Houston (IAH) 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 San Antonio to Houston?
Airline availability for SAT to IAH 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 San Antonio to Houston?
Direct (nonstop) availability on SAT to IAH 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 | 6 sightings | No recorded events |
| SkyWest | 2 sightings | No recorded events |
| UPS | 1 sighting | No recorded events |
| Mesa Airlines | 1 sighting | No recorded events |
Planning SAT → IAH
SAT to IAH is a short-haul route of 306 km (190 mi). See the return IAH → SAT route.
Alternative airports near San Antonio: San Antonio (RND) — 18 km, San Antonio (SKF) — 20 km, Stinson (SSF) — 22 km.
Alternative airports near Houston: Houston (DWH) — 22 km, Houston (IWS) — 37 km, Houston (HOU) — 38 km.