Big Bend to Duncan, Oklahoma: Road Trip Guide & Distance

How far is Big Bend from Duncan, Oklahoma?

The distance from Big Bend to Duncan, Oklahoma is 477.5 miles (768.4 km) as the crow flies. Duncan, Oklahoma is located NE of Big Bend. By car, the driving distance is approximately 573 miles, taking about 11h 32min. A direct flight would take roughly 1h 28min. Both are located in United States — Big Bend in Texas and Duncan, Oklahoma in Oklahoma.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

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