Driving Time from New Braunfels to San Marcos
Driving from New Braunfels to San Marcos is about 1,352 mi and takes roughly 22 hr 54 min. See the fuel-cost estimate, distance and route tips.
New Braunfels and San Marcos are about 1,146 mi (1,844 km) apart in a straight line. By road that works out to roughly 1,352 mi (2,176 km), a drive of about 22 hr 54 min. A nonstop flight covers the great-circle distance in approximately 2 hr 36 min.
| Straight-line distance | 1,146 mi / 1,844 km |
| Road distance (est.) | 1,352 mi / 2,176 km |
| Driving time (est.) | 22 hr 54 min |
| Nonstop flight (est.) | 2 hr 36 min |
| Driving fuel (est., 1-way) | $169 |
| Typical flight fare | $200–$600 |
| Geographic midpoint | 31.778, -107.469 |
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
New Braunfels to San Marcos is about 1,146 mi (1,844 km) in a straight line, and roughly 1,352 mi (2,176 km) by road.