How long is the drive to Palmdale?

It typically takes 45 minutes depending on traffic.

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

What is the best route?

The I-5 North to CA-138 East is the most direct route.

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

There are no tolls on the CA-138 route.

Castaic

Palmdale

Driving

Castaic to Palmdale

Updated: 31 May 2026

The drive from Castaic to Palmdale is a 40-mile trip using the I-5 North and CA-138 East. You will cross the mountains into the high desert of the Antelope Valley. Travel time is typically 45 minutes, though it can vary based on wind and traffic conditions. This route is a major connection between the Santa Clarita Valley and the high desert. It is a straightforward drive with significant elevation changes.

Total Distance: 65 km driving distance; 55 km straight-line air distance.

Fastest Way

Driving during off-peak hours is the fastest way, taking approximately 45 minutes.

Cheapest Way

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

Compare Castaic to Palmdale Routes

Driving

Direct

Duration

45 mins

Avg Price

$10-$14 in fuel

Operator

Personal Vehicle

Route

I-5 North to CA-138 East

The CA-138 is known for high winds; keep both hands on the wheel.

Travel Tips

Wind Awareness
The CA-138 is prone to high crosswinds; be prepared for gusts.
Desert Heat
Palmdale can be much hotter than Castaic; carry extra water in your car.
Traffic
Traffic is generally light, but watch for construction on the CA-138.
Parking
Parking is plentiful and usually free throughout Palmdale.
Fuel
Fill up in Castaic, as gas prices can be higher in the desert.

Safety Tips

Stay Alert
The CA-138 has many trucks; maintain a safe distance.
Emergency Prep
Keep a basic emergency kit in your car, as the desert can be remote.
Vehicle Check
Ensure your cooling system is in good condition for the desert heat.
Visibility
Use your headlights during dust storms, which can occur in the valley.