How far is Riverton, WY from Greybull, WY?
The driving distance from Riverton, WY to Greybull, WY is about 125.3 miles (201.7 km), with a travel time of about 02h 29m by car.
- The straight-line flight distance is about 102.5 miles (164.9 km).
- For a round trip, plan for roughly 04h 58m 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 29m.
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.
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 Riverton and Greybull.
Turn-by-Turn Driving Directions
Step-by-step road directions between Riverton and Greybull.
-
1
Start on North Federal Boulevard
22.1 mi · 25 min · North Federal Boulevard
-
2
Turn left onto Idaho Street
31.9 mi · 38 min · Idaho Street
-
3
Turn left onto South 6th Street
1.3 km · 2 min · South 6th Street
-
4
Continue on Park Street
32.4 mi · 39 min · Park Street
-
5
Turn left onto North Railway Avenue
2336 ft · 1 min · North Railway Avenue
-
6
Continue on Russell Avenue
606 ft · 22 sec · Russell Avenue
-
7
Turn left onto North 10th Street
37.5 mi · 42 min · North 10th Street
-
8
Turn left onto Greybull Avenue
82 m · 13 sec · Greybull Avenue
-
9
Turn right onto North 7th Street
25 m · 4 sec · North 7th Street
-
10
Arrive at your destination
0 m · 1 sec · North 7th Street
Car Route Details
A richer read on the saved driving route between Riverton and Greybull.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
North 10th Street
Turn left onto North 10th Street
37.5 mi · 00h 42m
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 Riverton and Sunny near Greybull.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Riverton to Greybull?
The road trip is about 125.3 miles (201.7 km) and usually takes 02h 29m 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?
Kirby is a useful midpoint, sitting about 62.6 miles from Riverton and 62.7 miles from Greybull.
How much longer is the road route than the straight-line distance?
The direct path is about 102.5 miles (164.9 km), while the road route adds roughly 22.8 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 1:32 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.21 one way or $34.41 round trip. Estimated CO2 is about 39.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Riverton and Sunny near Greybull.
Flight Path Map
This map shows the direct air route between Riverton and Greybull. Straight-line distance: 102.45 mi (164.87 km).
#1 Riverton
City in Freemont County, Wyoming
| Population | 10,819 |
| Coordinates | 43.0249600, -108.3801000 |
| Altitude | 1509 |
| Country | United States |
#2 Greybull
Town in Big Horn County, Wyoming
| Population | 1,797 |
| Coordinates | 44.4891200, -108.0562100 |
| Altitude | 1156 |
| Country | United States |
End: Greybull (-108.05621, 44.48912)
Estimated Travel Time
Distance: 202 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 10m |
| 40 mph (64.37 km/h) | 03h 07m |
| 50 mph (80.47 km/h) | 02h 30m |
| 60 mph (96.56 km/h) | 02h 05m |
| 70 mph (112.65 km/h) | 01h 47m |
| 80 mph (129 km/h) | 01h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $17.21 | $34.41 |
| Mid-grade | $4.23 | $18.70 | $37.40 |
| Premium | $4.55 | $20.11 | $40.21 |
| Diesel | $5.41 | $23.92 | $47.84 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.