How far is Casper, WY from Sundance, WY?

The driving distance from Casper, WY to Sundance, WY is about 191.7 miles (308.5 km), with a travel time of about 03h 32m by car.

  • The straight-line flight distance is about 143.8 miles (231.5 km).
  • For a round trip, plan for roughly 07h 04m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
191.69 mi
03h 32m
Flight
143.88 mi
231.55 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Casper.

Flight Distance

Direct air line
143.88 mi
Kilometers
231.55 km
Flight Time
00h 17m

Driving Distance

Road route
191.69 mi
Kilometers
308.49 km
Drive Time
03h 32m

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 32m.

Arrival Snapshot
Arrive in Sundance
Wed, Jun 3, 7:43 AM MDT
Return by in Casper
Wed, Jun 3, 11:15 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Casper
2026-06-03T04:10
Arrive Sundance
Wed, Jun 3, 7:43 AM MDT
Route Timing
03h 32m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
9:32 AM to 11:32 AM MDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:56 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Casper
9:00 PM MDT
Early departure recommended

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.

Mid-route stop
Wright
WY

Town in Campbell County, Wyoming

From Casper
95.8 mi
01h 46m
To Sundance
95.9 mi
01h 46m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Wednesday

Mostly Sunny

Starts
Wed, Jun 3 6:00 AM MDT
Wind
1 to 8 mph WNW
Destination
72°F
Wednesday

Chance Rain Showers

Starts
Wed, Jun 3 6:00 AM MDT
Wind
2 to 6 mph N

Driving Route Map

The map below follows the saved road route between Casper and Sundance.

Turn-by-Turn Driving Directions

Step-by-step road directions between Casper and Sundance.

  1. 1

    Start on North Sunlight Drive

    1368 ft · 1 min · North Sunlight Drive

  2. 2

    Turn right

    770 ft · 34 sec

  3. 3

    Turn right onto East Sunlight Drive

    2655 ft · 2 min · East Sunlight Drive

  4. 4

    At the end of the road, turn right onto Bryan Stock Trail

    1.1 mi · 2 min · Bryan Stock Trail

  5. 5

    Turn right onto East F Street

    967 ft · 16 sec · East F Street

  6. 6

    Take the ramp straight

    2.1 mi · 3 min

  7. 7

    Continue straight

    21 mi · 20 min

  8. 8

    Take the exit slight right toward Horse Ranch Creek Road

    1962 ft · 50 sec

  9. 9

    Turn right onto Horseshoe Road

    17.9 mi · 20 min · Horseshoe Road

  10. 10

    Turn right

    51.3 mi · 59 min

  11. 11

    Turn left onto State Highway 59 South

    32.8 mi · 36 min · State Highway 59 South

  12. 12

    Continue on South Douglas Highway

    1.7 mi · 2 min · South Douglas Highway

  13. 13

    Take the exit slight right

    133 m · 13 sec

  14. 14

    Turn straight onto South Garner Lake Road

    4 mi · 6 min · South Garner Lake Road

  15. 15

    Take the ramp right

    56.5 mi · 56 min

  16. 16

    Take the exit slight right

    1370 ft · 34 sec

  17. 17

    Turn right onto US Highway 14

    1.1 km · 1 min · US Highway 14

  18. 18

    Continue on South West Street

    2644 ft · 45 sec · South West Street

  19. 19

    Continue on East Cleveland Street

    1834 ft · 31 sec · East Cleveland Street

  20. 20

    Arrive at your destination

    0 m · 1 sec · East Cleveland Street

Car Route Details

A richer read on the saved driving route between Casper and Sundance.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
20 steps
9 turns on the saved route
Ramps & Exits
5
0 merges, 5 ramps or exits
Navigation Density
10.4 / 100 mi
Decision points by distance
Main Roads
South Garner Lake Road
60.7 mi · 32%
State Highway 59 South
32.8 mi · 17%
East F Street
23.3 mi · 12%
Horseshoe Road
17.9 mi · 9%
South Douglas Highway
1.75 mi · 1%
Bryan Stock Trail
1.07 mi · 1%
Longest Stretch

South Garner Lake Road

Take the ramp right

56.5 mi · 00h 56m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
03h 32m
Long day trip
Same-Day Return
07h 04m
Round-trip wheel time
Road vs Air
+47.9 mi
143.8 mi direct line
Halfway Stop
Wright
01h 46m from Casper
Leave By
9:56 AM MDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Casper and Chance Rain Showers near Sundance.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Casper to Sundance?

The road trip is about 191.7 miles (308.5 km) and usually takes 03h 32m 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 95.8 miles from Casper and 95.9 miles from Sundance.

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 47.9 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 9:56 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $26.32 one way or $52.63 round trip. Estimated CO2 is about 60.1 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Casper and Chance Rain Showers near Sundance.

Stop Ideas Near Wright

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Wright, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Wright.

BUS

Douglas, Wyoming

112 mi away
628 East Richards St.

Flight Path Map

This map shows the direct air route between Casper and Sundance. Straight-line distance: 143.88 mi (231.55 km).

Casper

#1 Casper

The most populous city in Natrona County, Wyoming.

Population58,498
Coordinates42.8666300, -106.3130800
Altitude1560
CountryUnited States
Sundance

#2 Sundance

Town in Crook County, Wyoming, United States

Population1,296
Coordinates44.4063700, -104.3757800
Altitude1444
CountryUnited States
Start: Casper (-106.31308, 42.86663)
End: Sundance (-104.37578, 44.40637)

Estimated Travel Time

Distance: 308 km by road

SpeedTime
30 mph (48.3 km/h)06h 23m
40 mph (64.37 km/h)04h 47m
50 mph (80.47 km/h)03h 50m
60 mph (96.56 km/h)03h 11m
70 mph (112.65 km/h)02h 44m
80 mph (129 km/h)02h 23m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.76 gal
25.6 L · about $26.32
Round trip
$52.63
13.52 gal · 51.2 L
Estimated CO2
60.1 kg one way
Round trip: 120.2 kg / 265 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $26.32 $52.63
Mid-grade $4.23 $28.60 $57.20
Premium $4.55 $30.75 $61.50
Diesel $5.41 $36.59 $73.17

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

There is no time difference between Casper and Sundance. The current time is 04:10:45.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.