Flight Time from Killeen to San Antonio
The flight from Killeen to San Antonio covers about 126 mi and takes roughly 44 min nonstop. Flight duration estimate and fare guide.
Killeen and San Antonio are about 126 mi (202 km) apart in a straight line. By road that works out to roughly 163 mi (263 km), a drive of about 2 hr 55 min. A nonstop flight covers the great-circle distance in approximately 44 min.
| Straight-line distance | 126 mi / 202 km |
| Road distance (est.) | 163 mi / 263 km |
| Driving time (est.) | 2 hr 55 min |
| Nonstop flight (est.) | 44 min |
| Driving fuel (est., 1-way) | $20 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 30.271, -98.114 |
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
Killeen to San Antonio is about 126 mi (202 km) in a straight line, and roughly 163 mi (263 km) by road.