Duncan, Oklahoma to Monroe, Louisiana: Road Trip Guide & Distance

How far is Duncan, Oklahoma from Monroe, Louisiana?

The distance from Duncan, Oklahoma to Monroe, Louisiana is 363.4 miles (584.8 km) as the crow flies. Monroe, Louisiana is located ESE of Duncan, Oklahoma. By car, the driving distance is approximately 436.1 miles, taking about 8h 46min. A direct flight would take roughly 1h 14min. Both are located in United States — Duncan, Oklahoma in Oklahoma and Monroe, Louisiana in Louisiana.

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 Duncan, Oklahoma and Monroe, Louisiana. 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.