How far is Green River, WY from Rock Springs, WY?
The driving distance from Green River, WY to Rock Springs, WY is about 18.2 miles (29.3 km), with a travel time of about 00h 21m by car.
- The straight-line flight distance is about 14.2 miles (22.9 km).
- For a round trip, plan for roughly 00h 42m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM MDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 21m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Census-designated place in Sweetwater County, Wyoming
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Green River and Rock Springs.
Turn-by-Turn Driving Directions
Step-by-step road directions between Green River and Rock Springs.
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1
Start on North 1st East
11 m · 7 sec · North 1st East
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2
Turn left onto East Flaming Gorge Way
1.1 mi · 3 min · East Flaming Gorge Way
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3
Take the ramp straight toward I 80 East, US 30 East: Rock Springs
1.1 km · 1 min
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4
Merge slight left onto Dwight D. Eisenhower Highway
11.4 mi · 11 min · Dwight D. Eisenhower Highway
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5
Take the exit slight right toward College Drive
1937 ft · 23 sec
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6
Turn right onto College Drive
1.2 km · 1 min · College Drive
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7
Turn left onto Grant Street
3208 ft · 1 min · Grant Street
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8
Turn right onto Elk Street
849 ft · 17 sec · Elk Street
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9
Continue on A Street
590 ft · 17 sec · A Street
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10
Turn left onto 2nd Street
2666 ft · 1 min · 2nd Street
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11
Turn right onto Edgar Street
3090 ft · 1 min · Edgar Street
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12
At the end of the road, turn right onto Agate Street
129 m · 24 sec · Agate Street
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13
Turn left onto Collins Street
26 m · 4 sec · Collins Street
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14
Arrive at your destination
0 m · 1 sec · Collins Street
Car Route Details
A richer read on the saved driving route between Green River and Rock Springs.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Dwight D. Eisenhower Highway
Merge slight left onto Dwight D. Eisenhower Highway
11.4 mi · 00h 11m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Sunny leaving Green River 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 Green River to Rock Springs?
The road trip is about 18.2 miles (29.3 km) and usually takes 00h 21m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
North Rock Springs is a useful midpoint, sitting about 8.2 miles from Green River and 10 miles from Rock Springs.
How much longer is the road route than the straight-line distance?
The direct path is about 14.2 miles (22.9 km), while the road route adds roughly 4 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 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:48 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.49 one way or $4.98 round trip. Estimated CO2 is about 5.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Green River and Sunny near Rock Springs.
Flight Path Map
This map shows the direct air route between Green River and Rock Springs. Straight-line distance: 14.21 mi (22.87 km).
#1 Green River
River in Wyoming, Utah, and Colorado, in the United States, that is a tributary of the Colorado River
| Population | 11,788 |
| Coordinates | 41.5285800, -109.4662500 |
| Altitude | 1864 |
| 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: Collins Street (-109.202964, 41.587676)
Estimated Travel Time
Distance: 29 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 36m |
| 40 mph (64.37 km/h) | 00h 27m |
| 50 mph (80.47 km/h) | 00h 21m |
| 60 mph (96.56 km/h) | 00h 18m |
| 70 mph (112.65 km/h) | 00h 15m |
| 80 mph (129 km/h) | 00h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $2.49 | $4.98 |
| Mid-grade | $4.23 | $2.71 | $5.42 |
| Premium | $4.55 | $2.91 | $5.82 |
| Diesel | $5.41 | $3.46 | $6.93 |
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 · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.