Duncan, Oklahoma to Killeen: Road Trip Guide & Distance

How far is Duncan, Oklahoma from Killeen?

The distance from Duncan, Oklahoma to Killeen is 234.3 miles (377 km) as the crow flies. Killeen is located S of Duncan, Oklahoma. By car, the driving distance is approximately 292.9 miles, taking about 5h 53min. A direct flight would take roughly 58min. Both are located in United States — Duncan, Oklahoma in Oklahoma and Killeen in Texas.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee.

Coordinates come from public place data for Duncan, Oklahoma and Killeen. 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.