How far is Rock Springs, WY from South Park, WY?
The driving distance from Rock Springs, WY to South Park, WY is about 174.4 miles (280.7 km), with a travel time of about 03h 28m by car.
- The straight-line flight distance is about 150.4 miles (242.1 km).
- For a round trip, plan for roughly 06h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 03h 28m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Sublette County, Wyoming, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Rock Springs and South Park.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Springs and South Park.
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1
Start on Collins Street
26 m · 7 sec · Collins Street
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2
Turn right onto Agate Street
129 m · 19 sec · Agate Street
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3
At the end of the road, turn left onto Edgar Street
789 ft · 26 sec · Edgar Street
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4
Turn right onto Virginia Street
905 ft · 40 sec · Virginia Street
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5
At the end of the road, turn right onto James Drive
977 ft · 33 sec · James Drive
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6
At the end of the road, turn left onto South Side Belt Route
2190 ft · 48 sec · South Side Belt Route
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7
Turn right onto 9th Street
2579 ft · 49 sec · 9th Street
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8
Take the ramp left
1707 ft · 26 sec
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9
Merge slight left onto Dwight D. Eisenhower Highway
1.5 mi · 2 min · Dwight D. Eisenhower Highway
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10
Take the exit slight right toward US 191 North
1962 ft · 50 sec
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11
Turn right onto Elk Street
1.4 km · 2 min · Elk Street
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12
Continue on US 191
85.6 mi · 1 hr 35 min · US 191
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13
Continue on United States Highway 191
10.6 mi · 13 min · United States Highway 191
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14
Continue on US Highway 191
1995 ft · 43 sec · US Highway 191
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15
Continue on South Pine Street
2.2 mi · 5 min · South Pine Street
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16
Continue on United States Highway 191
62.3 mi · 1 hr 12 min · United States Highway 191
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17
Enter the roundabout and take exit 1 toward South Highway 89
6 m · 1 sec · South Highway 89
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18
Exit the roundabout onto South Highway 89
7.5 mi · 10 min · South Highway 89
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19
Turn left onto South Park Loop Road
2993 ft · 1 min · South Park Loop Road
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20
Turn right onto Melody Creek Lane
1.1 km · 3 min · Melody Creek Lane
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21
Arrive at your destination
0 m · 1 sec · Melody Creek Lane
Car Route Details
A richer read on the saved driving route between Rock Springs and South Park.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 191
Continue on US 191
85.6 mi · 01h 35m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Sunny leaving Rock Springs and Sunny near South Park.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rock Springs to South Park?
The road trip is about 174.4 miles (280.7 km) and usually takes 03h 28m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Pinedale is a useful midpoint, sitting about 87.2 miles from Rock Springs and 87.2 miles from South Park.
How much longer is the road route than the straight-line distance?
The direct path is about 150.4 miles (242.1 km), while the road route adds roughly 24 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 10:04 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.98 one way or $47.96 round trip. Estimated CO2 is about 54.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Rock Springs and Sunny near South Park.
Flight Path Map
This map shows the direct air route between Rock Springs and South Park. Straight-line distance: 150.43 mi (242.1 km).
#1 Rock Springs
City in Sweetwater County, Wyoming, United States
| Population | 22,943 |
| Coordinates | 41.5874600, -109.2029000 |
| Altitude | 1947 |
| Country | United States |
#2 South Park
Census-designated place in Teton County, Wyoming
| Population | 1,731 |
| Coordinates | 43.4221500, -110.7932600 |
| Altitude | 1846 |
| Country | United States |
End: South Park (-110.79326, 43.42215)
Estimated Travel Time
Distance: 281 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 48m |
| 40 mph (64.37 km/h) | 04h 21m |
| 50 mph (80.47 km/h) | 03h 29m |
| 60 mph (96.56 km/h) | 02h 54m |
| 70 mph (112.65 km/h) | 02h 29m |
| 80 mph (129 km/h) | 02h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $23.98 | $47.96 |
| Mid-grade | $4.23 | $26.06 | $52.13 |
| Premium | $4.55 | $28.02 | $56.04 |
| Diesel | $5.41 | $33.34 | $66.68 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Wyoming · Jun 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.