Flight Time from Arlington to Round Rock
The flight from Arlington to Round Rock covers about 158 mi and takes roughly 47 min nonstop. Flight duration estimate and fare guide.
Arlington and Round Rock are about 158 mi (254 km) apart in a straight line. By road that works out to roughly 205 mi (330 km), a drive of about 3 hr 40 min. A nonstop flight covers the great-circle distance in approximately 47 min.
| Straight-line distance | 158 mi / 254 km |
| Road distance (est.) | 205 mi / 330 km |
| Driving time (est.) | 3 hr 40 min |
| Nonstop flight (est.) | 47 min |
| Driving fuel (est., 1-way) | $26 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 31.622, -97.397 |
How these estimates work
Straight-line distance uses the haversine formula on each city's coordinates. Road distance applies a circuity factor (~1.2–1.4×) and driving time a blended average speed. Flight time uses typical jet cruise speed plus ~30 minutes for taxi, climb and descent. Treat all figures as planning estimates.
Frequently asked questions
Arlington to Round Rock is about 158 mi (254 km) in a straight line, and roughly 205 mi (330 km) by road.