How long is the drive to Houston?

It typically takes 23 hours depending on traffic.

There is no direct train; you would need to drive or take a bus.

What is the best route?

The I-10 East is the most direct route.

Houston is a large city; exercise normal precautions in urban areas.

There are no tolls on the I-10 route.

Castaic

Houston

Driving

Castaic to Houston

Updated: 31 May 2026

The drive from Castaic to Houston is a 1550-mile trip using the I-10 East. You will travel through the scenic desert landscapes of California, Arizona, New Mexico, and Texas. Travel time is typically 23 hours, though it can vary based on traffic and weather. This route is a major connection between Southern California and the South. It is a beautiful drive with significant desert and plains scenery.

Total Distance: 2500 km driving distance; 2200 km straight-line air distance.

Fastest Way

Driving during off-peak hours is the fastest way, taking approximately 23 hours.

Cheapest Way

Driving your own vehicle is the most practical and cost-effective method for this route.

Compare Castaic to Houston Routes

Driving

Direct

Duration

23 hours

Avg Price

$230-$320 in fuel

Operator

Personal Vehicle

Route

I-10 East

The I-10 through the desert is long and remote; check your fuel levels.

Travel Tips

Traffic Alerts
Use Waze to get real-time updates on accidents and construction along the I-10.
Carpooling
If you have multiple passengers, use the HOV lanes to save significant time.
Parking
Houston is very car-friendly with ample parking at most shopping business parks.
Public Transit
You can take a bus from Los Angeles to Houston, but it is a long trip.
Hydration
Keep water in your car, as the desert can be very dry.

Safety Tips

Stay Focused
The I-10 is a major highway; be prepared for heavy traffic and construction.
Emergency Kit
Always carry a spare tire and basic tools, as highway shoulders can be dangerous.
Avoid Road Rage
Traffic in the desert can be frustrating; stay calm and avoid aggressive drivers.
Vehicle Check
Ensure your car is well-maintained for long-distance highway driving.