Houston, United States → Austin, United States
127 nautical miles · Direction: west
The straight-line distance from Houston to Austin is 235 km (146 miles). Austin lies roughly west-northwest of Houston; the initial great-circle bearing is 284° (WNW). It is a domestic route within United States.
Houston (South, United States) sits at 29.7604°N, 95.3698°W; Austin (South, United States) is at 30.2672°N, 97.7431°W. The initial great-circle bearing is 284° (WNW); on a great circle the heading changes along the way.
| Mode | Figure | Basis |
|---|---|---|
| ✈️ Flight | ~48 min | Estimate: 800 km/h + 30 min taxi. Not a schedule; total trip time is longer. |
| 🚗 Road | ~306 km · ~3h 50min | Rough estimate: straight line × 1.3 at 80 km/h. Not live routing. |
| 🚆 Rail | No timetable data | Same landmass, so rail may exist — check an operator. |
Rough road-length estimate for Houston to Austin: about 306 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
The geographic halfway point of the great-circle path between Houston and Austin lies at approximately 30.0191°N, 96.5534°W — the position that is an equal 118 km from each city along that path. It is a geometric midpoint, not a halfway point by road.
Houston and Austin both use the America/Chicago time zone, so there is no normal clock difference between them.
All distances from Houston · All distances from Austin
The straight-line distance from Houston to Austin is approximately 235 km (146 miles, 127 nautical miles).
Austin lies roughly west-northwest of Houston; the initial great-circle bearing is 284° (WNW).
Estimated flight time is about 48 min (great-circle distance at 800 km/h plus 30 min for taxi, take-off and landing). It is not an airline schedule, and over such a short distance airport time dominates; total airport-to-airport trip time is longer.
Rough road-length estimate for Houston to Austin: about 306 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
Houston and Austin both use the America/Chicago time zone, so there is no normal clock difference between them.
Straight-line distance uses the great-circle (Haversine) method. Flight and road figures, where shown, are estimates rather than schedules or live routing. How SnapDistance calculates distances