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Distance from Porcupine to Bullhead

Driving Distance
37 mi 59.6 km
Flying Distance
31.5 mi 50.6 km

Route Information

The driving distance from Porcupine, North Dakota to Bullhead, South Dakota is 37 mi (59.6 km)

The straight-line (air) distance is 31.5 mi (50.6 km)

The estimated flight time is 0 hr 4 min

The estimated travel time by road is 55 minutes

Traveling secondary roads, moderate in a south direction. Average speeds around 35 mph.

Location Details

Origin:


No image available
Place Porcupine
State/Province North Dakota
Country US
Latitude 46.220941
Longitude -101.099462
GPS 46.220941° N, 101.099462° W
Local Time 7:37 AM
Timezone America/Chicago

Destination:

Bullhead
Place Bullhead
State/Province South Dakota
Country US
Latitude 45.765553
Longitude -101.080693
GPS 45.765553° N, 101.080693° W
Local Time 6:37 AM
Timezone America/Denver

Journey Summary

Traveling from Porcupine, North Dakota to Bullhead, South Dakota covers 37 mi (59.6 km) in a south direction. This secondary roads, moderate route typically takes 55 minutes under normal conditions.

Drivers have 3 route options between these locations (36.6-56.2 miles / 59-90 km). The primary route shown here saves 4 minutes compared to alternatives.

The route features scenic views, toll sections. with average speeds around 35 mph (56 km/h).

Available Routes

BIA Hwy 21
37 mi 55 minutes
Shortest Fastest Tolls
ND-31 S
56.2 mi 1 hour 1 minute
Tolls
34th Ave and BIA Hwy 21
36.6 mi 57 minutes
Tolls

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.