Distance between Spearfish SD and Watertown SD

The distance from Spearfish to Watertown is 482 miles by road including 478 miles on motorways. Road takes approximately 7 hours and 8 minutes and goes through Rapid City, Box Elder, Mitchell, Sioux Falls and Brookings.

Shortest distance by air 332 mi ✈️
Car route length 482.2 mi 🚗
Driving time 7 h 8 min
Fuel amount 16.4 gal
Fuel cost 62.6 USD
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Compare this route in other services:
City
Town
Village
Hamlet
Motorway
Primary
Secondary
Unclassified
Point Distance Time Fuel
Spearfish 0 mi 0:00 00 min 0.0 gal
US 14 I 90 19 mi, 17 min
Sturgis 19 mi 0:17 17 min 0.6 gal
I 90 17 mi, 15 min
Summerset 36 mi 0:32 32 min 1.1 gal
I 90 10 mi, 09 min
Rapid City 47 mi 0:41 41 min 1.5 gal
I 90 11 mi, 10 min
Box Elder 58 mi 0:52 52 min 1.8 gal
I 90 43 mi, 37 min
Wall 101 mi 1:29 1 h 29 min 3.2 gal
I 90 213 mi, 3 h 07 min
Mitchell 313 mi 4:37 4 h 37 min 10.4 gal
I 90 71 mi, 1 h 02 min
Sioux Falls 384 mi 5:40 5 h 40 min 13.0 gal
I 90 I 29 49 mi, 43 min
Brookings 433 mi 6:23 6 h 23 min 14.7 gal
I 29 48 mi, 44 min
Watertown 482 mi 7:08 7 h 08 min 16.2 gal
City
Town
Village
Hamlet
Motorway
Primary
Secondary
Unclassified
Point Distance Time Fuel
Spearfish 0 mi 0:00 00 min 0.0 gal
US 14 I 90 19 mi, 17 min
Sturgis 19 mi 0:17 17 min 0.6 gal
I 90 8 mi, 07 min
Tilford 27 mi 0:24 24 min 0.8 gal
I 90 9 mi, 08 min
Summerset 36 mi 0:32 32 min 1.1 gal
I 90 10 mi, 09 min
Rapid City 47 mi 0:41 41 min 1.5 gal
I 90 11 mi, 10 min
Box Elder 58 mi 0:52 52 min 1.8 gal
I 90 30 mi, 26 min
Wasta 88 mi 1:18 1 h 18 min 2.9 gal
I 90 12 mi, 11 min
Wall 101 mi 1:29 1 h 29 min 3.2 gal
I 90 18 mi, 16 min
Cactus Flat 119 mi 1:45 1 h 45 min 4.0 gal
I 90 21 mi, 18 min
Kadoka 140 mi 2:04 2 h 04 min 4.7 gal
I 90 86 mi, 1 h 16 min
Kennebec 226 mi 3:20 3 h 20 min 7.6 gal
I 90 24 mi, 20 min
Oacoma 249 mi 3:41 3 h 41 min 8.4 gal
I 90 6 mi, 05 min
Chamberlain 255 mi 3:46 3 h 46 min 8.5 gal
I 90 15 mi, 13 min
Kimball 271 mi 4:00 4 h 00 min 9.2 gal
I 90 42 mi, 37 min
Mitchell 313 mi 4:37 4 h 37 min 10.4 gal
I 90 59 mi, 52 min
Humboldt 372 mi 5:29 5 h 29 min 12.5 gal
I 90 12 mi, 10 min
Sioux Falls 384 mi 5:39 5 h 39 min 13.0 gal
I 90 I 29 49 mi, 43 min
Brookings 433 mi 6:23 6 h 23 min 14.7 gal
I 29 48 mi, 44 min
Watertown 482 mi 7:07 7 h 07 min 16.2 gal

Frequently Asked Questions

How much does it cost to drive from Spearfish to Watertown?

Fuel cost: 62.6 USD

This fuel cost is calculated as: (Route length 482.2 mi) / (Fuel consumption 29.4 mpg) * (Fuel price 3.82 USD / gal)

You can adjust fuel consumption and fuel price here.

How long is a car ride from Spearfish to Watertown?

Driving time: 7 h 8 min

This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.

  • 462 mi with a maximum speed 68 mph = 6 h 47 min
  • 16 mi with a maximum speed 65 mph = 14 min
  • 4 mi with a maximum speed 50 mph = 4 min
  • 1 mi with a maximum speed 25 mph = 1 min

The calculated driving time does not take into account intermediate stops and traffic jams.

How far is Spearfish to Watertown by land?

The distance between Spearfish and Watertown is 482.2 mi by road including 477.8 mi on motorways.

Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Spearfish and Watertown respectively.

How far is Spearfish to Watertown by plane?

The shortest distance (air line, as the crow flies) between Spearfish and Watertown is 332.4 mi.

This distance is calculated using the Haversine formula as a great-circle distance between two points on the surface of a sphere. The start and finish points are the centers of Spearfish and Watertown respectively. Actual distance between airports may be different.

How many hours is Spearfish from Watertown by plane?

Boeing 737 airliner needs 40 min to cover the distance of 332 mi at a cruising speed of 497 mph.

Small plane "Cessna 172" needs 2 h 25 min to flight this distance at average speed of 136 mph.

This time is approximate and do not take into account takeoff and landing times, airport location and other real world factors.

How long is a helicopter ride from Spearfish to Watertown?

Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 2 h 13 min to cover the distance of 332 mi at a cruising speed of 149 mph.

Popular "Robinson R44" needs 2 h 32 min to flight this distance at average speed of 130 mph.

This time is approximate and do not take into account takeoff and landing times, aerodrome location and other real world factors.

What city is halfway between Spearfish and Watertown?

The halfway point between Spearfish and Watertown is Oacoma. It is located about 9 mi from the exact midpoint by road.

The distance from Oacoma to Spearfish is 249 mi and driving will take about 3 h 41 min. The road between Oacoma and Watertown has length 232 mi and will take approximately 3 h 27 min.

The other cities located close to halfway point:

  • Chamberlain is in 255 mi from Spearfish and 226 mi from Watertown
  • Kennebec is in 226 mi from Spearfish and 256 mi from Watertown
  • Kimball is in 271 mi from Spearfish and 211 mi from Watertown

Where is Spearfish in relation to Watertown?

Spearfish is located 332 mi west of Watertown.

Spearfish has geographic coordinates: latitude 44.49082, longitude -103.85937.

Watertown has geographic coordinates: latitude 44.89921, longitude -97.11529.

Which highway goes from Spearfish to Watertown?

The route from Spearfish to Watertown follows I 90, US 14, I 29.

Other minor sections pass along the road:

  • SD 79: 31 mi
  • US 83: 19 mi
  • SD 63: 7 mi
  • SD 73: 6 mi
  • SD 50: 6 mi
  • SD 34: 6 mi
  • US 85: 5 mi
  • SD 45: 4 mi
  • US 16 Truck: 4 mi
  • US 212: 2 mi
  • SD 37: 1 mi
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