McAllen to San Marcos, Texas: Road Trip Guide & Distance

254.9 miles 410.2 km · straight line
318.6 miles estimated 512.8 km · driving distance
6h 25min estimated drive time
$31 - $38 estimated fuel cost
~1h 1min flight time
4° N bearing direction

How far is McAllen from San Marcos, Texas?

The distance from McAllen to San Marcos, Texas is 254.9 miles (410.2 km) as the crow flies. San Marcos, Texas is located N of McAllen. By car, the driving distance is approximately 318.6 miles, taking about 6h 25min. A direct flight would take roughly 1h 1min. Both are located in United States.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee.

Coordinates come from public place data for McAllen and San Marcos, Texas. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.

How to Get from McAllen to San Marcos, Texas

Method Time Est. Cost Best For
Drive 6h 25min $31 - $38 Flexible stops
Fly ~1h 1min $80–200* Speed
Bus ~7h 42min $25–$48* Budget
Train ~6h 6min $38–$112* Comfort

For 2+ travelers, driving is usually cheaper. Solo? Consider the bus.

* Estimated range. Actual prices vary by date and provider.

Suggested Stops Between McAllen & San Marcos, Texas

Quick Facts

McAllen
26.20°N, 98.23°W
America/Chicago
37m elevation
San Marcos, Texas
29.88°N, 97.94°W
America/Chicago
188m elevation

From McAllen

From San Marcos, Texas

Explore more routes from San Marcos, Texas

Did You Know?

  • At walking speed (3 mph), it would take about 85 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 21 hours
  • You could travel this distance about 97.7 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients