How far is Webster, SD from Spearfish, SD?
Distance by Flight
Shortest distance between Webster and Spearfish is 315.5 miles (507.75 km).
Flight distance from Webster, SD to Spearfish, SD is 315.5 miles. Estimated flight time is 00 hours 44 minutes.
It takes 00 hours 40 minutes to travel from Webster to Spearfish with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Webster, South Dakota to Spearfish, South Dakota is: 372.73 miles (599.85 km) by car.
Driving from Webster to Spearfish will take approximately 06 hours 31 minutes.
#1 Webster
City in and county seat of Day County, South Dakota, United States
| Population | 1694 |
|---|---|
| GPS Coordinates | 45°19'56"N 97°31'12"W |
| Latitude | 45.3321800 |
| Longitude | -97.5200900 |
| Altitude | 566 |
| Country | United States |
#2 Spearfish
City in Lawrence County, South Dakota, United States
| Population | 11900 |
|---|---|
| GPS Coordinates | 44°29'27"N 103°51'34"W |
| Latitude | 44.4908200 |
| Longitude | -103.8593700 |
| Altitude | 1112 |
| Country | United States |
Ending point in Spearfish: North Main Street (-103.859247,44.49086)
Estimated Travel Time Between Webster and Spearfish
The distance between Webster and Spearfish is 600 km if you choose to drive by road. You can go 06 hours 39 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
Please keep in mind that there is a 1 hour time gap between Webster, SD and Spearfish, SD. The current time in Webster is 22:40:14, although it is 21:40:14 in Spearfish.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 12 hours 25 minutes |
| 40 mph (64.37 km/h) | 09 hours 19 minutes |
| 50 mph (80.47 km/h) | 07 hours 27 minutes |
| 60 mph (96.56 km/h) | 06 hours 12 minutes |
| 70 mph (112.65 km/h) | 05 hours 19 minutes |
| 75 mph (120.7 km/h) | 04 hours 58 minutes |
| 80 mph (128.75 km/h) | 04 hours 39 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 49.79 liters (13.15 gallon) of gas to cover the route between Webster and Spearfish.
The estimated cost of gas to go from Webster to Spearfish is $46.4 (diesel $62.05).
South Dakota gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.53 | $3.72 | $4.2 | $4.72 |
| Total | $46.4 | $48.89 | $55.24 | $62.05 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in South Dakota ) per gallon of daily gas for calculations is $3.528 (Diesel $4.718) /gallon. Last changed prices on April 19, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Webster and Spearfish (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
