How far is Salt Lake City, UT from Rock Springs, WY?
The driving distance from Salt Lake City, UT to Rock Springs, WY is about 185.2 miles (298 km), with a travel time of about 03h 12m by car.
- The straight-line flight distance is about 151 miles (243 km).
- For a round trip, plan for roughly 06h 24m 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 12m.
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.
City in Uinta 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 Salt Lake City and Rock Springs.
Turn-by-Turn Driving Directions
Step-by-step road directions between Salt Lake City and Rock Springs.
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1
Start on Main Street
720 ft · 37 sec · Main Street
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2
Turn right onto 300 South
748 ft · 38 sec · 300 South
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3
Turn right onto State Street
1558 ft · 52 sec · State Street
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4
Turn right onto 500 South
1552 ft · 50 sec · 500 South
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5
Turn left onto West Temple
1 km · 2 min · West Temple
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6
Keep slight right to continue on I 15 South, I 80 East: Las Vegas, Cheyenne
2.1 mi · 2 min
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7
Take the exit slight left toward I 80 East: Cheyenne
1933 ft · 47 sec
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8
Merge slight left onto Dwight D. Eisenhower Highway
178 mi · 2 hr 58 min · Dwight D. Eisenhower Highway
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9
Take the exit slight right toward College Drive
1937 ft · 23 sec
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10
Turn right onto College Drive
1.2 km · 1 min · College Drive
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11
Turn left onto Grant Street
3208 ft · 1 min · Grant Street
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12
Turn right onto Elk Street
849 ft · 17 sec · Elk Street
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13
Continue on A Street
590 ft · 17 sec · A Street
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14
Turn left onto 2nd Street
2666 ft · 1 min · 2nd Street
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15
Turn right onto Edgar Street
3090 ft · 1 min · Edgar Street
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16
At the end of the road, turn right onto Agate Street
129 m · 24 sec · Agate Street
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17
Turn left onto Collins Street
26 m · 4 sec · Collins Street
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18
Arrive at your destination
0 m · 1 sec · Collins Street
Car Route Details
A richer read on the saved driving route between Salt Lake City and Rock Springs.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D. Eisenhower Highway
Merge slight left onto Dwight D. Eisenhower Highway
178 mi · 02h 58m
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 Salt Lake City and Sunny near Rock Springs.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Salt Lake City to Rock Springs?
The road trip is about 185.2 miles (298 km) and usually takes 03h 12m 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?
Evanston is a useful midpoint, sitting about 92.4 miles from Salt Lake City and 92.8 miles from Rock Springs.
How much longer is the road route than the straight-line distance?
The direct path is about 151 miles (243 km), while the road route adds roughly 34.2 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 10:36 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.54 one way or $63.08 round trip. Estimated CO2 is about 58 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Salt Lake City and Sunny near Rock Springs.
Stop Ideas Near Evanston
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Evanston.
Ogden, Utah
Salt Lake City Intermodal Hub
Salt Lake City Intermodal Hub
Flight Path Map
This map shows the direct air route between Salt Lake City and Rock Springs. Straight-line distance: 151.01 mi (243.03 km).
#1 Salt Lake City
The capital of Utah.
| Population | 200,567 |
| Coordinates | 40.7607800, -111.8910500 |
| Altitude | 1299 |
| Country | United States |
#2 Rock Springs
City in Sweetwater County, Wyoming, United States
| Population | 22,943 |
| Coordinates | 41.5874600, -109.2029000 |
| Altitude | 1947 |
| Country | United States |
End: Rock Springs (-109.2029, 41.58746)
Estimated Travel Time
Distance: 298 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 10m |
| 40 mph (64.37 km/h) | 04h 37m |
| 50 mph (80.47 km/h) | 03h 42m |
| 60 mph (96.56 km/h) | 03h 05m |
| 70 mph (112.65 km/h) | 02h 38m |
| 80 mph (129 km/h) | 02h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.83 | $31.54 | $63.08 |
| Mid-grade | $5.12 | $33.45 | $66.91 |
| Premium | $5.36 | $34.99 | $69.98 |
| Diesel | $6.28 | $41.01 | $82.02 |
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 Utah · Oct 15, 2026