How far is Rock Springs from Casper?
Distance by Flight
Shortest distance between Rock Springs and Casper is 172.24 miles (277.19 km).
Flight distance from Rock Springs, WY to Casper, WY is 172.24 miles. Estimated flight time is 00 hours 27 minutes.
It takes 00 hours 25 minutes to travel from Rock Springs to Casper with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Rock Springs, Wyoming to Casper, Wyoming is: 229.76 miles (369.76 km) by car.
Driving from Rock Springs to Casper will take approximately 03 hours 56 minutes.
#1 Rock Springs
City in Sweetwater County, Wyoming, United States
| Population | 22943 |
|---|---|
| GPS Coordinates | 41°35'15"N 109°12'10"W |
| Latitude | 41.5874600 |
| Longitude | -109.2029000 |
| Altitude | 1947 |
| Country | United States |
#2 Casper
City in and county seat of Natrona County, Wyoming, United States
| Population | 58498 |
|---|---|
| GPS Coordinates | 42°51'60"N 106°18'47"W |
| Latitude | 42.8666300 |
| Longitude | -106.3130800 |
| Altitude | 1560 |
| Country | United States |
Ending point in Casper: North Sunlight Drive (-106.309604,42.868632)
Estimated Travel Time Between Rock Springs and Casper
The distance between Rock Springs and Casper is 370 km if you choose to drive by road. You can go 04 hours 06 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.
There is no time difference between Rock Springs and Casper. The current time is 08:52:48.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 07 hours 39 minutes |
| 40 mph (64.37 km/h) | 05 hours 44 minutes |
| 50 mph (80.47 km/h) | 04 hours 35 minutes |
| 60 mph (96.56 km/h) | 03 hours 49 minutes |
| 70 mph (112.65 km/h) | 03 hours 16 minutes |
| 75 mph (120.7 km/h) | 03 hours 03 minutes |
| 80 mph (128.75 km/h) | 02 hours 51 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 30.69 liters (8.11 gallon) of gas to cover the route between Rock Springs and Casper.
The estimated cost of gas to go from Rock Springs to Casper is $33.26 (diesel $39.31).
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 $4.102 (Diesel $4.849) /gallon. Last changed prices on June 25, 2022.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Rock Springs and Casper (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
