How far is Sundance, WY from Casper, WY?
The driving distance from Sundance, WY to Casper, WY is about 190.9 miles (307.2 km), with a travel time of about 03h 16m by car.
- The straight-line flight distance is about 143.8 miles (231.5 km).
- For a round trip, plan for roughly 06h 33m 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 16m.
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.
Town in Campbell County, Wyoming
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Sundance and Casper.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sundance and Casper.
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1
Start on East Cleveland Street
1834 ft · 31 sec · East Cleveland Street
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2
Continue on South West Street
2644 ft · 45 sec · South West Street
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3
Continue on US Highway 14
1.3 km · 1 min · US Highway 14
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4
Take the ramp left
56.3 mi · 57 min
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5
Take the exit slight right toward Garner Lake Road
1954 ft · 49 sec
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6
Turn left onto North Garner Lake Road
4.2 mi · 7 min · North Garner Lake Road
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7
Turn left onto South Douglas Highway
1.7 mi · 2 min · South Douglas Highway
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8
Continue on State Highway 59 South
32.8 mi · 36 min · State Highway 59 South
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9
Turn right
51.3 mi · 59 min
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10
Turn left
18.1 mi · 21 min
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11
Take the exit left toward I 25 South: Casper
2173 ft · 53 sec
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12
Merge slight left
20.9 mi · 20 min
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13
Continue straight
2 mi · 3 min
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14
Take the exit slight right toward US 20 East, US 26 East, US 87 South: North Beverly Street, Bryan Stock Trail
1755 ft · 41 sec
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15
At the end of the road, turn left onto Bryan Stock Trail
1.1 mi · 2 min · Bryan Stock Trail
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16
Turn left onto East Sunlight Drive
1.5 km · 4 min · East Sunlight Drive
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17
Arrive at your destination
0 m · 1 sec · North Sunlight Drive
Car Route Details
A richer read on the saved driving route between Sundance and Casper.
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 14
Take the ramp left
56.3 mi · 00h 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.
Chance Rain Showers leaving Sundance and Mostly Sunny near Casper.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sundance to Casper?
The road trip is about 190.9 miles (307.2 km) and usually takes 03h 16m 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?
Wright is a useful midpoint, sitting about 96 miles from Sundance and 94.9 miles from Casper.
How much longer is the road route than the straight-line distance?
The direct path is about 143.8 miles (231.5 km), while the road route adds roughly 47.1 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 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 10:26 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.24 one way or $52.48 round trip. Estimated CO2 is about 59.9 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Sundance and Mostly Sunny near Casper.
Stop Ideas Near Wright
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 Wright.
Douglas, Wyoming
Flight Path Map
This map shows the direct air route between Sundance and Casper. Straight-line distance: 143.88 mi (231.55 km).
#1 Sundance
Town in Crook County, Wyoming, United States
| Population | 1,296 |
| Coordinates | 44.4063700, -104.3757800 |
| Altitude | 1444 |
| Country | United States |
#2 Casper
The most populous city in Natrona County, Wyoming.
| Population | 58,498 |
| Coordinates | 42.8666300, -106.3130800 |
| Altitude | 1560 |
| Country | United States |
End: North Sunlight Drive (-106.309604, 42.868632)
Estimated Travel Time
Distance: 307 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 21m |
| 40 mph (64.37 km/h) | 04h 46m |
| 50 mph (80.47 km/h) | 03h 49m |
| 60 mph (96.56 km/h) | 03h 10m |
| 70 mph (112.65 km/h) | 02h 43m |
| 80 mph (129 km/h) | 02h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $26.24 | $52.48 |
| Mid-grade | $4.23 | $28.52 | $57.03 |
| Premium | $4.55 | $30.66 | $61.32 |
| Diesel | $5.41 | $36.48 | $72.95 |
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 · Jun 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.