How long is the drive?

The drive takes approximately 17 hours.

Amtrak offers service, but it is not a direct route from McLean.

What is the best route?

Taking I-55 S to I-35 S is the most efficient path.

A car is essential for getting around San Antonio.

Yes, some highways in the San Antonio area are toll roads.

McLean

San Antonio

Driving

McLean to San Antonio

Updated: 30 May 2026

The journey from McLean to San Antonio covers approximately 1,150 miles. You will travel south through Missouri, Oklahoma, and Texas. This route primarily uses I-55 and I-35, taking about 17 hours of driving time. It is a major cross-country trip.

Total Distance: 1,850 km driving distance; 1,550 km straight-line air distance.

Fastest Way

Driving via I-55 and I-35 is the fastest method, taking 17 hours.

Cheapest Way

Driving is the most cost-effective way to reach San Antonio.

Compare McLean to San Antonio Routes

Driving

Direct

Duration

17 hours

Avg Price

$180-$210 in fuel

Operator

Personal Vehicle

Route

I-55 S to I-44 W to I-35 S.

Plan for multiple overnight stops to break up the long drive.

Travel Tips

Traffic
San Antonio traffic can be heavy during rush hours.
Weather
Be prepared for extreme heat in the summer.
Dining
Try the local Tex-Mex cuisine.
Parking
Parking is expensive and difficult to find.
Events
Check for major events that can impact traffic.

Safety Tips

Road Safety
Stay alert on long stretches of highway.
Emergency
Keep plenty of water in your car, especially in summer.
Parking
Use secure parking garages in San Antonio.
Awareness
Stay alert in busy urban areas.