Del Rio to Duncan, Oklahoma: Road Trip Guide & Distance

How far is Del Rio from Duncan, Oklahoma?

The distance from Del Rio to Duncan, Oklahoma is 394.6 miles (635.1 km) as the crow flies. Duncan, Oklahoma is located NNE of Del Rio. By car, the driving distance is approximately 473.5 miles, taking about 9h 32min. A direct flight would take roughly 1h 18min. Both are located in United States — Del Rio 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 Del Rio 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.