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Distance from Duncan to Turnersville

Driving Distance
236.4 mi 380.4 km
Flying Distance
199.2 mi 320.6 km

Route Information

The driving distance from Duncan, Oklahoma to Turnersville, Texas is 236.4 mi (380.4 km)

The straight-line (air) distance is 199.2 mi (320.6 km)

The estimated flight time is 0 hr 24 min

The estimated travel time by road is 3 hours 59 minutes

Traveling highway, long-distance in a south direction. Average speeds around 61 mph.

Location Details

Origin:

Duncan
Place Duncan
State/Province Oklahoma
Country US
Latitude 34.502303
Longitude -97.957813
GPS 34.502303° N, 97.957813° W
Local Time 7:24 AM
Timezone America/Chicago

Destination:

Turnersville
Place Turnersville
State/Province Texas
Country US
Latitude 31.617382
Longitude -97.738912
GPS 31.617382° N, 97.738912° W
Local Time 7:24 AM
Timezone America/Chicago

Journey Summary

Traveling from Duncan, Oklahoma to Turnersville, Texas covers 236.4 mi (380.4 km) in a south direction. This highway, long-distance route typically takes 3 hours 59 minutes under normal conditions.

Drivers have 3 route options between these locations (232.3-238.4 miles / 374-384 km). The primary route shown here saves 15 minutes compared to alternatives.

The route features scenic views, toll sections. with average speeds around 61 mph (98 km/h).

Available Routes

US-81 S
236.4 mi 3 hours 59 minutes
Shortest Tolls
US-81 S and US-281 S
238.4 mi 4 hours 13 minutes
US-281 S
232.3 mi 3 hours 59 minutes
Fastest

How is the distance calculated?

Driving distances are based on actual road data. We use advanced routing algorithms that consider traffic, tolls, highways, and local streets. For air distances (as the crow flies), we use the Vincenty formula. It's a precise method that accounts for the Earth's shape and provides accuracy up to 0.5 mm.

When multiple route options exist, we display both the shortest and fastest paths. Travel times are estimated based on typical speeds for each road type, though actual times may vary with traffic and weather conditions. All distances are shown in both miles and kilometers for convenience.