Shortest distance between Webster and Rapid City is 293.4 miles (472.18 km).
Flight distance from Webster, SD to Rapid City, SD is 293.4 miles. Estimated flight time is 00 hours 44 minutes.
It takes 00 hours 40 minutes to travel from Webster to Rapid City with an airplane (average speed of 550 miles).
The driving distance from Webster, South Dakota to Rapid City, South Dakota is: 370.26 miles (595.87 km) by car.
Driving from Webster to Rapid City will take approximately 06 hours 08 minutes.
The distance between Webster and Rapid City is 596 km if you choose to drive by road. You can go 06 hours 37 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 Rapid City, SD. The current time in Webster is 23:57:15, although it is 22:57:15 in Rapid City.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||12 hours 20 minutes|
|40 mph (64.37 km/h)||09 hours 15 minutes|
|50 mph (80.47 km/h)||07 hours 24 minutes|
|60 mph (96.56 km/h)||06 hours 10 minutes|
|70 mph (112.65 km/h)||05 hours 17 minutes|
|75 mph (120.7 km/h)||04 hours 56 minutes|
|80 mph (128.75 km/h)||04 hours 37 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 49.46 liters (13.07 gallon) of gas to cover the route between Webster and Rapid City.
The estimated cost of gas to go from Webster to Rapid City is $44.16 (diesel $48.6).
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 per gallon of daily gas for calculations is $3.38 (Diesel $3.72) /gallon. Last changed prices on December 04, 2021.
The place names are translated into coordinates to approximate the distance between Webster and Rapid City (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.