Barstow to Caldwell: Road Trip Guide & Distance

How far is Barstow from Caldwell?

The distance from Barstow to Caldwell is 605.8 miles (975 km) as the crow flies. Caldwell is located N of Barstow. By car, the driving distance is approximately 727 miles, taking about 14h 38min. A direct flight would take roughly 1h 43min. Both are located in United States — Barstow in California and Caldwell in Idaho.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. Heading North for this distance usually means noticeable weather changes. Make sure to check the forecast for your destination before hitting the road.

Coordinates come from public place data for Barstow and Caldwell. 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.