How far is Fort Washakie, WY from Casper, WY?

The driving distance from Fort Washakie, WY to Casper, WY is about 154.3 miles (248.4 km), with a travel time of about 02h 54m by car.

  • The straight-line flight distance is about 130.3 miles (209.7 km).
  • For a round trip, plan for roughly 05h 49m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
154.36 mi
02h 54m
Flight
130.31 mi
209.72 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Fort Washakie.

Flight Distance

Direct air line
130.31 mi
Kilometers
209.72 km
Flight Time
00h 15m

Driving Distance

Road route
154.36 mi
Kilometers
248.42 km
Drive Time
02h 54m

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 54m.

Arrival Snapshot
Arrive in Casper
Sun, Apr 19, 12:23 AM MDT
Return by in Fort Washakie
Sun, Apr 19, 3:18 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fort Washakie
2026-04-18T21:28
Arrive Casper
Sun, Apr 19, 12:23 AM MDT
Route Timing
02h 54m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
10:55 AM to 12:55 PM MDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
12:40 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Fort Washakie
9:30 PM MDT
Morning start is best

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
Shoshoni
WY

Town of the United States

From Fort Washakie
77.4 mi
01h 27m
To Casper
77 mi
01h 27m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
51°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
6 to 12 mph NE
Destination
48°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
9 to 16 mph WSW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Fort Washakie and Casper.

  1. 1

    Start on 2nd Street

    46 m · 8 sec · 2nd Street

  2. 2

    Turn left onto Norkok Street

    812 ft · 37 sec · Norkok Street

  3. 3

    Turn right

    1.2 mi · 2 min

  4. 4

    Turn left onto Ethete Road

    5.6 mi · 10 min · Ethete Road

  5. 5

    Turn right onto Blue Sky Highway

    2.1 mi · 4 min · Blue Sky Highway

  6. 6

    Turn left onto 17 Mile Road

    17.9 mi · 21 min · 17 Mile Road

  7. 7

    Continue on Rendezvous Road

    2.9 mi · 3 min · Rendezvous Road

  8. 8

    Turn left

    41.4 mi · 47 min

  9. 9

    Continue straight

    76.2 mi · 1 hr 27 min

  10. 10

    Turn left

    2.7 mi · 3 min

  11. 11

    Take the exit right

    2.5 mi · 4 min

  12. 12

    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

  13. 13

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

    1.1 mi · 2 min · Bryan Stock Trail

  14. 14

    Turn left onto East Sunlight Drive

    1.5 km · 4 min · East Sunlight Drive

  15. 15

    Arrive at your destination

    0 m · 1 sec · North Sunlight Drive

Car Route Details

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

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
15 steps
9 turns on the saved route
Ramps & Exits
2
0 merges, 2 ramps or exits
Navigation Density
9.7 / 100 mi
Decision points by distance
Main Roads
Rendezvous Road
81.6 mi · 53%
17 Mile Road
17.9 mi · 12%
Ethete Road
5.63 mi · 4%
Blue Sky Highway
2.05 mi · 1%
Bryan Stock Trail
1.12 mi · 1%
East Sunlight Drive
0.93 mi · 1%
Longest Stretch

Rendezvous Road

Continue straight

76.2 mi · 01h 27m

Route Summary

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

Trip Read

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.

Drive Time
02h 54m
Day trip friendly
Same-Day Return
05h 50m
Round-trip wheel time
Road vs Air
+24 mi
130.3 mi direct line
Halfway Stop
Shoshoni
01h 27m from Fort Washakie
Leave By
12:40 PM MDT
Morning start is best
Weather Watch

Sunny leaving Fort Washakie and Sunny near Casper.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fort Washakie to Casper?

The road trip is about 154.3 miles (248.4 km) and usually takes 02h 54m 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?

Shoshoni is a useful midpoint, sitting about 77.4 miles from Fort Washakie and 77 miles from Casper.

How much longer is the road route than the straight-line distance?

The direct path is about 130.3 miles (209.7 km), while the road route adds roughly 24 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 12:40 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $21.22 one way or $42.43 round trip. Estimated CO2 is about 48.4 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Fort Washakie and Sunny near Casper.

Flight Path Map

This map shows the direct air route between Fort Washakie and Casper. Straight-line distance: 130.31 mi (209.72 km).

Fort Washakie

#1 Fort Washakie

Census-designated place in Fremont County, Wyoming

Population1,759
Coordinates43.0063500, -108.8823500
Altitude1698
CountryUnited States
Casper

#2 Casper

The most populous city in Natrona County, Wyoming.

Population58,498
Coordinates42.8666300, -106.3130800
Altitude1560
CountryUnited States
Start: 2nd Street (-108.882373, 43.006379)
End: North Sunlight Drive (-106.309604, 42.868632)

Estimated Travel Time

Distance: 248 km by road

SpeedTime
30 mph (48.3 km/h)05h 08m
40 mph (64.37 km/h)03h 51m
50 mph (80.47 km/h)03h 05m
60 mph (96.56 km/h)02h 34m
70 mph (112.65 km/h)02h 12m
80 mph (129 km/h)01h 55m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.45 gal
20.62 L · about $21.22
Round trip
$42.43
10.9 gal · 41.24 L
Estimated CO2
48.4 kg one way
Round trip: 96.9 kg / 214 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $21.22 $42.43
Mid-grade $4.23 $23.06 $46.12
Premium $4.55 $24.79 $49.58
Diesel $5.41 $29.50 $58.99

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 19, 2026

There is no time difference between Fort Washakie and Casper. The current time is 21:28:37.

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.