How far is Rock Springs, WY from Kemmerer, WY?
The driving distance from Rock Springs, WY to Kemmerer, WY is about 86.2 miles (138.7 km), with a travel time of about 01h 37m by car.
- The straight-line flight distance is about 70.3 miles (113.2 km).
- For a round trip, plan for roughly 03h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 37m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Wyoming
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Rock Springs and Kemmerer.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Springs and Kemmerer.
-
1
Start on Collins Street
26 m · 7 sec · Collins Street
-
2
Turn right onto Agate Street
129 m · 19 sec · Agate Street
-
3
At the end of the road, turn left onto Edgar Street
3090 ft · 2 min · Edgar Street
-
4
At the end of the road, turn left onto 2nd Street
2666 ft · 1 min · 2nd Street
-
5
Turn left onto A Street
131 m · 11 sec · A Street
-
6
Turn right onto Blair Avenue
1.2 km · 1 min · Blair Avenue
-
7
Turn right onto South Side Belt Route
1966 ft · 47 sec · South Side Belt Route
-
8
At the end of the road, turn left onto Dewar Drive
1.3 mi · 2 min · Dewar Drive
-
9
Take the ramp left
2200 ft · 54 sec
-
10
Merge slight left onto Dwight D. Eisenhower Highway
35.2 mi · 35 min · Dwight D. Eisenhower Highway
-
11
Take the exit slight right toward US 30 West: Kemmerer, Pocatello
44.2 mi · 48 min
-
12
Take the exit slight right toward US 30, US 189: Kemmerer, Diamondville
1683 ft · 36 sec
-
13
Keep slight right to continue on US 30, US 189: Kemmerer, Diamondville
1.3 km · 2 min
-
14
Continue on Highway 30/189
1 mi · 2 min · Highway 30/189
-
15
Continue on Central Avenue
901 ft · 15 sec · Central Avenue
-
16
Continue on Coral Street
1198 ft · 34 sec · Coral Street
-
17
Continue on Pine Street
112 m · 16 sec · Pine Street
-
18
Turn left onto Opal Street
54 m · 10 sec · Opal Street
-
19
Turn right
62 m · 15 sec
-
20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Rock Springs and Kemmerer.
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 30 West
Take the exit slight right toward US 30 West: Kemmerer, Pocatello
44.2 mi · 00h 48m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Partly Cloudy leaving Rock Springs and Partly Cloudy near Kemmerer.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rock Springs to Kemmerer?
The road trip is about 86.2 miles (138.7 km) and usually takes 01h 37m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Granger is a useful midpoint, sitting about 43.1 miles from Rock Springs and 43.2 miles from Kemmerer.
How much longer is the road route than the straight-line distance?
The direct path is about 70.3 miles (113.2 km), while the road route adds roughly 15.9 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 3:14 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.83 one way or $23.67 round trip. Estimated CO2 is about 27 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy around Rock Springs and Partly Cloudy near Kemmerer.
Flight Path Map
This map shows the direct air route between Rock Springs and Kemmerer. Straight-line distance: 70.31 mi (113.15 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 Kemmerer
City in Wyoming, USA, seat of Lincoln County
| Population | 2,763 |
| Coordinates | 41.7924500, -110.5376700 |
| Altitude | 2118 |
| Country | United States |
End: Kemmerer (-110.53767, 41.79245)
Estimated Travel Time
Distance: 139 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 52m |
| 40 mph (64.37 km/h) | 02h 09m |
| 50 mph (80.47 km/h) | 01h 43m |
| 60 mph (96.56 km/h) | 01h 26m |
| 70 mph (112.65 km/h) | 01h 13m |
| 80 mph (129 km/h) | 01h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $11.83 | $23.67 |
| Mid-grade | $4.23 | $12.86 | $25.72 |
| Premium | $4.55 | $13.83 | $27.66 |
| Diesel | $5.41 | $16.45 | $32.90 |
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 · May 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.