How far is Gillette, WY from Greybull, WY?
The driving distance from Gillette, WY to Greybull, WY is about 198.2 miles (318.9 km), with a travel time of about 03h 45m by car.
- The straight-line flight distance is about 126.8 miles (204.1 km).
- For a round trip, plan for roughly 07h 31m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 45m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Gillette and Greybull.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gillette and Greybull.
-
1
Start on East 4th Street
2116 ft · 1 min · East 4th Street
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2
Turn right onto South Douglas Highway
1.2 km · 2 min · South Douglas Highway
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3
Take the ramp right
117.5 mi · 1 hr 57 min
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4
Take the exit slight right toward US 14 West: Ranchester-Dayton, Greybull-Lovell, Yellowstone-Teton National Parks
2282 ft · 1 min
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5
Turn left
79 mi · 1 hr 44 min
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6
At the end of the road, turn right onto North 7th Street
25 m · 4 sec · North 7th Street
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7
Arrive at your destination
0 m · 1 sec · North 7th Street
Car Route Details
A richer read on the saved driving route between Gillette and Greybull.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
South Douglas Highway
Take the ramp right
118 mi · 01h 57m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Gillette and Mostly Sunny then Slight Chance Showers And Thunderstorms near Greybull.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gillette to Greybull?
The road trip is about 198.2 miles (318.9 km) and usually takes 03h 45m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Sheridan is a useful midpoint, sitting about 98.9 miles from Gillette and 99.2 miles from Greybull.
How much longer is the road route than the straight-line distance?
The direct path is about 126.8 miles (204.1 km), while the road route adds roughly 71.4 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 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 9:28 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $27.21 one way or $54.42 round trip. Estimated CO2 is about 62.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Gillette and Mostly Sunny then Slight Chance Showers And Thunderstorms near Greybull.
Flight Path Map
This map shows the direct air route between Gillette and Greybull. Straight-line distance: 126.83 mi (204.12 km).
#1 Gillette
City in Campbell County, Wyoming, United States
| Population | 32,220 |
| Coordinates | 44.2910900, -105.5022200 |
| Altitude | 1388 |
| 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: 319 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 36m |
| 40 mph (64.37 km/h) | 04h 57m |
| 50 mph (80.47 km/h) | 03h 57m |
| 60 mph (96.56 km/h) | 03h 18m |
| 70 mph (112.65 km/h) | 02h 49m |
| 80 mph (129 km/h) | 02h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $27.21 | $54.42 |
| Mid-grade | $4.23 | $29.57 | $59.15 |
| Premium | $4.55 | $31.80 | $63.60 |
| Diesel | $5.41 | $37.83 | $75.66 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.