Duncan, Oklahoma to Grand Island: Road Trip Guide & Distance

How far is Duncan, Oklahoma from Grand Island?

The distance from Duncan, Oklahoma to Grand Island is 444.3 miles (715 km) as the crow flies. Grand Island is located N of Duncan, Oklahoma. By car, the driving distance is approximately 533.1 miles, taking about 10h 44min. A direct flight would take roughly 1h 24min. Both are located in United States — Duncan, Oklahoma in Oklahoma and Grand Island in Nebraska.

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 North for this distance usually means noticeable weather changes. Make sure to check the forecast for your destination before hitting the road.

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