How far is Casper, WY from Rock Springs, WY?
Fastest route
The route from Casper, Wyoming, USA to Rock Springs, Wyoming 82901, USA is approximately 225 miles and takes about 3 hours and 28 minutes. The directions involve taking WY-220 W, US-287 S, and I-80 W.
Directions
- Start on E 12th St and head south on S Beverly St toward E 3rd St.
- Turn right onto E 12th St and continue for 2.4 miles, passing by Burger King on the left.
- Follow US-287 S and I-80 W/US-30 W until you reach I-80BL/US-30 BUS W in Sweetwater County. Take exit 107 from I-80 W/US-30 W.
- Continue straight onto US-287 S/3rd St and then turn right onto I-80BL/WY-789 S/W Spruce St (signs for I-80 W/US-30 W/Rock Spg).
- Turn right onto the I-80 W/US-30 W/WY-789 S ramp to Rock Springs and merge onto I-80 W/US-30 W.
- Take exit 107 for US-30 BUS toward I-80BUS/WY-430/Pilot Butte Ave.
- Continue on I-80BL/US-30 BUS W. Take S Side Belt Route to Agate St, then turn left onto I-80BL/US-30 BUS W, left onto S Side Belt Route, and finally left onto Virginia St. You will arrive at Rock Springs, Wyoming 82901, USA.
Tips & Suggestions
- 🚗 Make sure to follow the directions closely to stay on the correct route.
- ⛽ Plan for fuel stops along the way, especially if your vehicle has a limited range.
- 📱 Consider using a navigation app or GPS device to assist you during the journey.
- 🚧 Be aware of any road closures or construction that may affect the suggested route.
- 🕐 Take into account traffic conditions and adjust your departure time accordingly.
- 🍽️ Pack snacks and drinks for the road to keep yourself refreshed and energized.
- 🛣️ Enjoy the scenic views along the way as you travel through Wyoming's beautiful landscapes.
Distance by Flight
Shortest distance between Casper and Rock Springs is 172.24 miles (277.19 km).
Flight distance from Casper, WY to Rock Springs, WY is 172.24 miles. Estimated flight time is 00 hours 27 minutes.
It takes 00 hours 25 minutes to travel from Casper to Rock Springs with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Casper, Wyoming to Rock Springs, Wyoming is: 230.46 miles (370.89 km) by car.
Driving from Casper to Rock Springs will take approximately 03 hours 58 minutes.
#1 Casper
The most populous city in Natrona County, Wyoming. It is located on the North Platte River in eastern Wyoming. Casper is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the National Historic Trails Interpretive Center and the Casper College Museum.
| Population | 58498 |
|---|---|
| GPS Coordinates | 42°51'60"N 106°18'47"W |
| Latitude | 42.8666300 |
| Longitude | -106.3130800 |
| Altitude | 1560 |
| Country | United States |
#2 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 |
Ending point in Rock Springs: Collins Street (-109.202964,41.587676)
Estimated Travel Time Between Casper and Rock Springs
The distance between Casper and Rock Springs is 371 km if you choose to drive by road. You can go 04 hours 07 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 Casper and Rock Springs. The current time is 06:05:42.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 07 hours 40 minutes |
| 40 mph (64.37 km/h) | 05 hours 45 minutes |
| 50 mph (80.47 km/h) | 04 hours 36 minutes |
| 60 mph (96.56 km/h) | 03 hours 50 minutes |
| 70 mph (112.65 km/h) | 03 hours 17 minutes |
| 75 mph (120.7 km/h) | 03 hours 04 minutes |
| 80 mph (128.75 km/h) | 02 hours 52 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 30.78 liters (8.13 gallon) of gas to cover the route between Casper and Rock Springs.
The estimated cost of gas to go from Casper to Rock Springs is $29.61 (diesel $38.6).
Wyoming gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.64 | $3.88 | $4.17 | $4.75 |
| Total | $29.61 | $31.57 | $33.9 | $38.6 |
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 (in Wyoming ) per gallon of daily gas for calculations is $3.641 (Diesel $4.746) /gallon. Last changed prices on April 24, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Casper and Rock Springs (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
