How far is Green River, WY from Riverton, WY?
The driving distance from Green River, WY to Riverton, WY is about 153.8 miles (247.5 km), with a travel time of about 03h 00m by car.
- The straight-line flight distance is about 117.4 miles (188.9 km).
- For a round trip, plan for roughly 06h 00m 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 03h 00m.
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 of the United States
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 Riverton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Green River and Riverton.
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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
12.8 mi · 13 min · Dwight D. Eisenhower Highway
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5
Take the exit slight right toward US 191 North
1730 ft · 44 sec
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6
Continue on Elk Street
1.1 mi · 2 min · Elk Street
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7
Continue on US 191
38.1 mi · 43 min · US 191
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8
Turn right onto Highway 28
66.5 mi · 1 hr 15 min · Highway 28
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9
Continue straight
8.4 mi · 10 min
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10
Turn right
24.7 mi · 29 min
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11
Arrive at your destination
0 m · 1 sec · North Federal Boulevard
Car Route Details
A richer read on the saved driving route between Green River and Riverton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Highway 28
Turn right onto Highway 28
66.5 mi · 01h 15m
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.
Sunny leaving Green River and Sunny near Riverton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Green River to Riverton?
The road trip is about 153.8 miles (247.5 km) and usually takes 03h 00m 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?
Superior is a useful midpoint, sitting about 76.8 miles from Green River and 76.9 miles from Riverton.
How much longer is the road route than the straight-line distance?
The direct path is about 117.4 miles (188.9 km), while the road route adds roughly 36.4 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 12:30 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.14 one way or $42.28 round trip. Estimated CO2 is about 48.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Green River and Sunny near Riverton.
Flight Path Map
This map shows the direct air route between Green River and Riverton. Straight-line distance: 117.35 mi (188.86 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 Riverton
City in Freemont County, Wyoming
| Population | 10,819 |
| Coordinates | 43.0249600, -108.3801000 |
| Altitude | 1509 |
| Country | United States |
End: North Federal Boulevard (-108.380624, 43.024965)
Estimated Travel Time
Distance: 247 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 07m |
| 40 mph (64.37 km/h) | 03h 50m |
| 50 mph (80.47 km/h) | 03h 04m |
| 60 mph (96.56 km/h) | 02h 33m |
| 70 mph (112.65 km/h) | 02h 11m |
| 80 mph (129 km/h) | 01h 55m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $21.14 | $42.28 |
| Mid-grade | $4.23 | $22.97 | $45.95 |
| Premium | $4.55 | $24.70 | $49.40 |
| Diesel | $5.41 | $29.39 | $58.77 |
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.