Casa Grande to Round Rock: Road Trip Guide & Distance

How far is Casa Grande from Round Rock?

The distance from Casa Grande to Round Rock is 843 miles (1356.7 km) as the crow flies. Round Rock is located E of Casa Grande. By car, the driving distance is approximately 1011.6 miles, taking about 20h 21min. A direct flight would take roughly 2h 12min. Both are located in United States — Casa Grande in Arizona and Round Rock in Texas.

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 East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Casa Grande and Round Rock. 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.