How far is Afton, WY from Green River, WY?
The driving distance from Afton, WY to Green River, WY is about 165.5 miles (266.3 km), with a travel time of about 02h 55m by car.
- The straight-line flight distance is about 111.7 miles (179.7 km).
- For a round trip, plan for roughly 05h 51m 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 02h 55m.
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.
City in Wyoming, USA, seat of Lincoln County
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain And Snow
Slight Chance Rain Showers then Slight Chance T-storms
Driving Route Map
The map below follows the saved road route between Afton and Green River.
Turn-by-Turn Driving Directions
Step-by-step road directions between Afton and Green River.
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1
Start on the route
33 m · 13 sec
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2
Turn left onto East 4th Avenue
135 m · 25 sec · East 4th Avenue
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3
Turn left onto Washington Street
1.2 mi · 3 min · Washington Street
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4
Continue on US Highway 89
30.9 mi · 36 min · US Highway 89
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5
Turn left
1.3 km · 57 sec
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6
Continue straight
9.5 mi · 10 min
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7
Turn left onto US Highway 30
98 mi · 1 hr 47 min · US Highway 30
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8
Keep slight left to continue on I 80 East
1.2 mi · 3 min
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9
Merge slight left onto Dwight D. Eisenhower Highway
22.2 mi · 21 min · Dwight D. Eisenhower Highway
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10
Take the exit slight right toward I 80 Business East, US 30 Business East: Green River
1.4 mi · 3 min
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11
Turn left onto North 1st East
11 m · 2 sec · North 1st East
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12
Arrive at your destination
0 m · 1 sec · North 1st East
Car Route Details
A richer read on the saved driving route between Afton and Green River.
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 Highway 30
Turn left onto US Highway 30
98 mi · 01h 47m
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.
Rain And Snow leaving Afton and Slight Chance Rain Showers then Slight Chance T-storms near Green River.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Afton to Green River?
The road trip is about 165.5 miles (266.3 km) and usually takes 02h 55m 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?
Kemmerer is a useful midpoint, sitting about 82.6 miles from Afton and 82.8 miles from Green River.
How much longer is the road route than the straight-line distance?
The direct path is about 111.7 miles (179.7 km), while the road route adds roughly 53.8 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 12:38 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.74 one way or $45.47 round trip. Estimated CO2 is about 51.9 kg one way.
What should you check before leaving?
Before you leave, expect Rain And Snow around Afton and Slight Chance Rain Showers then Slight Chance T-storms near Green River.
Flight Path Map
This map shows the direct air route between Afton and Green River. Straight-line distance: 111.68 mi (179.73 km).
#1 Afton
Town in Wyoming, United States
| Population | 2,071 |
| Coordinates | 42.7249300, -110.9318700 |
| Altitude | 1902 |
| Country | United States |
#2 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 |
End: North 1st East (-109.466324, 41.528621)
Estimated Travel Time
Distance: 266 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 30m |
| 40 mph (64.37 km/h) | 04h 08m |
| 50 mph (80.47 km/h) | 03h 18m |
| 60 mph (96.56 km/h) | 02h 45m |
| 70 mph (112.65 km/h) | 02h 21m |
| 80 mph (129 km/h) | 02h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $22.74 | $45.47 |
| Mid-grade | $4.23 | $24.71 | $49.42 |
| Premium | $4.55 | $26.57 | $53.13 |
| Diesel | $5.41 | $31.61 | $63.21 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.