How far is Mills, WY from Cheyenne, WY?
The driving distance from Mills, WY to Cheyenne, WY is about 180.9 miles (291.1 km), with a travel time of about 02h 41m by car.
- The straight-line flight distance is about 141.8 miles (228.2 km).
- For a round trip, plan for roughly 05h 22m 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 41m.
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 in Platte County, Wyoming, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Showers And Thunderstorms Likely
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Mills and Cheyenne.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mills and Cheyenne.
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1
Start on 1st Street
1654 ft · 46 sec · 1st Street
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2
Continue on Van Horn Avenue
1051 ft · 32 sec · Van Horn Avenue
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3
Turn right onto West Yellowstone Highway
2236 ft · 38 sec · West Yellowstone Highway
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4
Continue on West 1st Street
1.6 km · 2 min · West 1st Street
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5
Turn left onto North Poplar Street
1.1 km · 1 min · North Poplar Street
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6
Take the ramp right
1023 ft · 25 sec
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7
Merge slight left
61.6 mi · 1 hr 5 min
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8
Continue straight
34.1 mi · 32 min
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9
Continue on Cheyenne
75.6 mi · 1 hr 11 min
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10
Continue straight
4 mi · 4 min
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11
Take the exit slight right toward I 25 Business, US 85 South: Central Avenue, Warren Gate 5
1363 ft · 35 sec
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12
Turn left onto Central Avenue
1.3 km · 1 min · Central Avenue
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13
Continue on Central Avenue
1.6 mi · 2 min · Central Avenue
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14
Turn right onto West 24th Street
122 m · 11 sec · West 24th Street
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15
Arrive at your destination
0 m · 1 sec · West 24th Street
Car Route Details
A richer read on the saved driving route between Mills and Cheyenne.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
North Poplar Street
Continue on Cheyenne
75.6 mi · 01h 11m
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.
Mostly Sunny then Showers And Thunderstorms Likely leaving Mills and Mostly Sunny near Cheyenne.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mills to Cheyenne?
The road trip is about 180.9 miles (291.1 km) and usually takes 02h 41m 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?
Glendo is a useful midpoint, sitting about 90.3 miles from Mills and 90.5 miles from Cheyenne.
How much longer is the road route than the straight-line distance?
The direct path is about 141.8 miles (228.2 km), while the road route adds roughly 39.1 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 1:08 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.84 one way or $49.67 round trip. Estimated CO2 is about 56.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Showers And Thunderstorms Likely around Mills and Mostly Sunny near Cheyenne.
Stop Ideas Near Glendo
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Glendo.
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Flight Path Map
This map shows the direct air route between Mills and Cheyenne. Straight-line distance: 141.78 mi (228.18 km).
#1 Mills
Town in Wyoming, United States
| Population | 4,077 |
| Coordinates | 42.8405200, -106.3658600 |
| Altitude | 1562 |
| Country | United States |
#2 Cheyenne
The most populous city in Laramie County, Wyoming.
| Population | 64,742 |
| Coordinates | 41.1399800, -104.8202500 |
| Altitude | 1856 |
| Country | United States |
End: West 24th Street (-104.820107, 41.139762)
Estimated Travel Time
Distance: 291 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 01m |
| 40 mph (64.37 km/h) | 04h 31m |
| 50 mph (80.47 km/h) | 03h 37m |
| 60 mph (96.56 km/h) | 03h 00m |
| 70 mph (112.65 km/h) | 02h 35m |
| 80 mph (129 km/h) | 02h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $24.84 | $49.67 |
| Mid-grade | $4.23 | $26.99 | $53.99 |
| Premium | $4.55 | $29.02 | $58.05 |
| Diesel | $5.41 | $34.53 | $69.06 |
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.