Origin
Green River, WY
Afternoon in Green River on Saturday
Local time
1:43 PM
MDT
Current temp
65°F
Unavailable
Live forecast
Trip from Green River, WY to Riverton, WY
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
2h 57m
Distance
153.7 mi
247 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$24
one way
EV Charging
Unknown
Best Time to Leave
4 AM
2h 46m
★
6 AM
2h 57m
8 AM
3h 20m
10 AM
3h 5m
12 PM
3h 3m
3 PM
3h 6m
5 PM
3h 19m
8 PM
2h 51m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Green River, WY
Wikimedia Commons
Riverton, WY
Wikimedia Commons
Trip Overview
The drive from Green River, WY to Riverton, WY covers 153.7 miles and takes about 2h 57m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Highway 28, US 191, WY 789 for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 66.5 miles on Highway 28. At current regular gas prices, budget about $24.36 one way before food or hotel costs.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
76.9 miles from Green River, WY
A natural place for your longest stop of the day , about 1h 29m into the drive .
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Highway 28 | 66.5 mi | 1h 15m |
| US 191 | 38.4 mi | 43m |
| WY 789 | 24.7 mi | 28m |
| Dwight D. Eisenhower Highway | 12.8 mi | 12m |
| US 287 | 8.4 mi | 9m |
| Elk Street | 1.1 mi | 2m |
| East Flaming Gorge Way | 1.1 mi | 2m |
| I 80 Bus | 0.7 mi | 1m |
Longest stretch:
Highway 28
— 66.5 mi, about 1h 15m
Turn-by-Turn Driving Directions
Step-by-step road directions between Green River, WY and Riverton, WY.
1
Start on North 1st East
35 ft
·
6 sec
·
North 1st East
2
Turn left onto I 80 Bus; US 30 Bus
1.1 mi
·
2 min
·
East Flaming Gorge Way
3
Take the ramp onto I 80 Bus; US 30 Bus
0.7 mi
·
1 min
·
I 80 Bus; US 30 Bus
Toward I 80 East, US 30 East: Rock Springs
4
Merge onto I 80; US 30
13 mi
·
12 min
·
Dwight D. Eisenhower Highway
5
Take the exit onto US 191
0.3 mi
·
43 sec
·
US 191
Toward US 191 North
6
Continue on US 191
1.1 mi
·
2 min
·
Elk Street
7
Continue on US 191
38 mi
·
43 min
·
US 191
8
Turn right onto WY 28
66 mi
·
1 hr 15 min
·
Highway 28
9
Continue on US 287; WY 789
8.4 mi
·
9 min
·
US 287; WY 789
10
Turn right onto WY 789
25 mi
·
28 min
·
WY 789
Use the straight / left lanes.
11
Arrive at destination
US 26; WY 789
Trip Plan
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 76.9 miles from Green River, WY, or about 1h 29m into the drive.
The longest continuous stretch on this route runs about 66.5 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 34 miles or 40m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 76.9 miles or 1h 29m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 25m
Traffic, exits, and arrival timing usually matter more near Riverton, WY than in the middle of the route.
Before You Leave
+
Open the route before leaving Green River, WY so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Green River, WY
This is one driving day of about 153.7 miles and 2h 57m.
Your first comfortable stop window is around 34 miles from Green River, WY.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on Highway 28 for about 66.5 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
77 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 34 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 76.9 miles from Green River, WY, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before Highway 28 if your tank is already low. That segment runs about 66.5 miles.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 65 decision points cluster between mile 0 and 129 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
4
0 mi into trip
|
~0m in
|
I 80 Bus; US 30 Bus / East Flaming Gorge Way
Turn left onto I 80 Bus; US 30 Bus / East Flaming Gorge Way
Navigation decision point
4
1.1 mi into trip
|
~2m in
|
I 80 Bus; US 30 Bus
Take the ramp onto I 80 Bus; US 30 Bus toward I 80 East, US 30 East: Rock Springs
Multiple destination signs - pick the right one
Toward I 80 East, US 30 East: Rock Springs
4
14.6 mi into trip
|
~17m in
|
US 191
Take the exit onto US 191 toward US 191 North
Exit ramp - move to the correct lane early
Toward US 191 North
4
54.1 mi into trip
|
~1h 3m in
|
WY 28 / Highway 28
Turn right onto WY 28 / Highway 28
Navigation decision point
5
129 mi into trip
|
~2h 28m in
|
WY 789
Turn right onto WY 789
Lane positioning matters here
Use the straight / left lanes.
Fuel & Cost
Regular Gas
$24.36 one way
$48.71 round trip
$4.03/gal
25.4 MPG avg
54 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.22 | $25.53 | $51.06 |
| premium | $4.53 | $27.42 | $54.84 |
| diesel | $5.61 | $33.94 | $67.87 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$24
Meals
$25–$50
Total
$49–$74
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 53.8 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $16 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 46.1 | 0 | $16.14 | $7.38 |
| Efficient EV | 38.4 | 0 | $13.45 | $6.15 |
| EV Truck/SUV | 61.5 | 0 | $21.52 | $9.84 |
Gas CO2
54 kg
EV CO2
18 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Riverton, WY
Afternoon in Riverton on Saturday
Local time
1:43 PM
MDT
Current temp
75°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
10 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
2h 57m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
This is a 2h 57m highway drive covering 153.7 miles, with most of the trip on Highway 28 and US 191. The longest continuous stretch is about 66.5 miles on Highway 28.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 11 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Highway 28 is the longest continuous segment at about 66.5 miles.
How Hard Is This Drive?
1/10
This is a straightforward highway drive that stays mostly on Highway 28 and US 191. Navigation is very simple - set it and forget it for most of the drive. The trickiest moment comes early in the drive near I 80 Bus; US 30 Bus / East Flaming Gorge Way.
Driving Effort
1/10
Very easy - short and simple to drive
Balances navigation complexity with total wheel time.
The drive from Green River, WY to Riverton, WY is easy. At 2h 57m with 90% highway, most drivers will find it relaxed and low-stress.
Where does it get tricky?
The main spots that need attention: near the start (I 80 Bus; US 30 Bus / East Flaming Gorge Way): Navigation decision point; at 1.1 miles (I 80 Bus; US 30 Bus): Multiple destination signs - pick the right one; at 14.6 miles (US 191): Exit ramp - move to the correct lane early.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 2h 57m. Total distance: 153.7 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
2h 57m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (90%). Straightforward navigation.
Frequently Asked Questions
The drive from Green River, WY to Riverton, WY covers 153.7 miles and takes about 2h 57m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Highway 28, US 191, WY 789. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 76.9 miles from Green River, WY. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $24.36 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
Plan about 1 meaningful break for fuel, food, or rest. A short stop every 2 to 3 hours is enough for this drive.
The drive from Green River, WY to Riverton, WY is easy. At 2h 57m with 90% highway, most drivers will find it relaxed and low-stress.
The main spots that need attention: near the start (I 80 Bus; US 30 Bus / East Flaming Gorge Way): Navigation decision point; at 1.1 miles (I 80 Bus; US 30 Bus): Multiple destination signs - pick the right one; at 14.6 miles (US 191): Exit ramp - move to the correct lane early.
The route from Green River, WY to Riverton, WY does not surface many named destination signs beyond the main corridor.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
Was this helpful?
Thanks for your feedback!
Your tip has been submitted. Thanks!
/500
Recent Tips
·
Explore More
Continue From Riverton, WY
More from Green River, WY
More trips to Riverton, WY
Explore more options from Green River, WY or browse trips ending in Riverton, WY.
Looking for more statewide routes? Browse WY road trips.