Distance from ZIP 57441 to 57481
Frederick, SD → Westport, SD
Straight Line Distance
13 miles
20 km
Great circle distance between ZIP code centers
Driving (est.)
≈ 14min
At 90 km/h average. Actual road distance is typically 15-30% longer.
Flying (est.)
≈ 46min
At 850 km/h cruise plus takeoff and landing.
Route Map
Frequently Asked Questions
The straight-line distance between ZIP code 57441 (Frederick, SD) and 57481 (Westport, SD) is 13 miles (20 km).
Driving takes approximately 14min at an average speed of 90 km/h. Actual road distance is typically 15-30% longer than the straight line.