Distance between Casper WY and Rock Springs WY
The distance from Casper to Rock Springs is 228 miles by road including 106 miles on motorways. Road takes approximately 3 hours and 54 minutes and goes through Rawlins, Wamsutter, Red Buttes Village, Goose Egg, Alcova Po, Three Forks and Muddy Gap.
| Shortest distance by air | 172 mi ✈️ |
| Car route length | 228 mi 🚗 |
| Driving time | 3 h 54 min |
| Fuel amount | 7.8 gal |
| Fuel cost | 30.1 USD |
| Point | Distance | Time | Fuel | |
| Casper | 0 mi | 00 min | 0.0 gal | |
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WY 220 15 mi, 19 min
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| Goose Egg | 15 mi | 19 min | 0.4 gal | |
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WY 220 19 mi, 20 min
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| Alcova Po | 34 mi | 40 min | 1.1 gal | |
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WY 220 37 mi, 40 min
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| Three Forks | 70 mi | 1 h 20 min | 2.1 gal | |
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WY 220 US 287 21 mi, 25 min
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| Lamont | 91 mi | 1 h 45 min | 2.6 gal | |
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US 287 29 mi, 33 min
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| Rawlins | 121 mi | 2 h 18 min | 4.1 gal | |
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WY 789 27 mi, 24 min
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| Creston Junction | 148 mi | 2 h 43 min | 5.0 gal | |
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I 80 9 mi, 08 min
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| Wamsutter | 157 mi | 2 h 51 min | 5.2 gal | |
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I 80 9 mi, 07 min
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| Red Desert | 165 mi | 2 h 58 min | 5.5 gal | |
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I 80 62 mi, 55 min
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| Rock Springs | 228 mi | 3 h 54 min | 7.7 gal | |
Hotels of Rock Springs
Frequently Asked Questions
How much does it cost to drive from Casper to Rock Springs?
Fuel cost: 30.1 USD
This fuel cost is calculated as: (Route length 228 mi) / (Fuel consumption 29.4 mpg) * (Fuel price 3.88 USD / gal)
You can adjust fuel consumption and fuel price here.
How long is a car ride from Casper to Rock Springs?
Driving time: 3 h 54 min
This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.
- 103 mi with a maximum speed 68 mph = 1 h 31 min
- 58 mi with a maximum speed 56 mph = 1 h 2 min
- 62 mi with a maximum speed 50 mph = 1 h 15 min
- 1 mi with a maximum speed 40 mph = 2 min
- 1 mi with a maximum speed 31 mph = 2 min
The calculated driving time does not take into account intermediate stops and traffic jams.
How far is Casper to Rock Springs by land?
The distance between Casper and Rock Springs is 228 mi by road including 105.6 mi on motorways.
Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Casper and Rock Springs respectively.
How far is Casper to Rock Springs by plane?
The shortest distance (air line, as the crow flies) between Casper and Rock Springs is 172.1 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 Casper and Rock Springs respectively. Actual distance between airports may be different.
How many hours is Casper from Rock Springs by plane?
Boeing 737 airliner needs 20 min to cover the distance of 172 mi at a cruising speed of 497 mph.
Small plane "Cessna 172" needs 1 h 15 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 Casper to Rock Springs?
Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 1 h 9 min to cover the distance of 172 mi at a cruising speed of 149 mph.
Popular "Robinson R44" needs 1 h 19 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 Casper and Rock Springs?
The halfway point between Casper and Rock Springs is Rawlins. It is located about 7 mi from the exact midpoint by road.
The distance from Rawlins to Casper is 121 mi and driving will take about 2 h 18 min. The road between Rawlins and Rock Springs has length 107 mi and will take approximately 1 h 36 min.
The other cities located close to halfway point:
Where is Casper in relation to Rock Springs?
Casper is located 172 mi north-east of Rock Springs.
Casper has geographic coordinates: latitude 42.86663, longitude -106.31308.
Rock Springs has geographic coordinates: latitude 41.58692, longitude -109.20479.
Which highway goes from Casper to Rock Springs?
The route from Casper to Rock Springs follows US 30, I 80, WY 220, WY 789.
Other minor sections pass along the road:
- US 287: 44 mi
- I 80 Business: 3 mi
- US 30 Business: 3 mi
- US 20: 1 mi
- US 26: 1 mi
- US 87: 1 mi
- I 25: 1 mi
