How far is Riverton, WY from Lusk, WY?

The driving distance from Riverton, WY to Lusk, WY is about 224.1 miles (360.6 km), with a travel time of about 04h 09m by car.

  • The straight-line flight distance is about 199.6 miles (321.3 km).
  • For a round trip, plan for roughly 08h 18m 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
224.07 mi
04h 09m
Flight
199.63 mi
321.28 km direct

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

Learn Distance

Choose another destination from Riverton.

Flight Distance

Direct air line
199.63 mi
Kilometers
321.28 km
Flight Time
00h 24m

Driving Distance

Road route
224.07 mi
Kilometers
360.6 km
Drive Time
04h 09m

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 04h 09m.

Arrival Snapshot
Arrive in Lusk
Thu, Apr 23, 12:32 PM MDT
Return by in Riverton
Thu, Apr 23, 4:41 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Riverton
2026-04-23T08:22
Arrive Lusk
Thu, Apr 23, 12:32 PM MDT
Route Timing
04h 09m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:09 AM to 12:09 PM MDT

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

Leave by
8:42 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Riverton
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
Mountain View
WY

Town in Uinta County, Wyoming, United States

From Riverton
111.8 mi
02h 04m
To Lusk
112.3 mi
02h 04m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
55°F
Thursday

Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
16 to 22 mph NNW
Destination
54°F
Thursday

Chance Rain Showers then Chance Rain And Snow Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
25 to 35 mph WNW

Driving Route Map

The map below follows the saved road route between Riverton and Lusk.

Turn-by-Turn Driving Directions

Step-by-step road directions between Riverton and Lusk.

  1. 1

    Start on North Federal Boulevard

    39 mi · 44 min · North Federal Boulevard

  2. 2

    Continue straight

    76.9 mi · 1 hr 27 min

  3. 3

    Turn left

    2.7 mi · 3 min

  4. 4

    Take the exit right

    62.8 mi · 1 hr 6 min

  5. 5

    Take the exit slight right toward US 18 East, US 20 East: Lusk

    1532 ft · 41 sec

  6. 6

    Turn left onto US Highway 18/20

    18.4 mi · 20 min · US Highway 18/20

  7. 7

    Continue on US Highway 20

    23.3 mi · 25 min · US Highway 20

  8. 8

    Continue on West 8th Street

    882 ft · 32 sec · West 8th Street

  9. 9

    Turn left onto South Main Street

    2604 ft · 1 min · South Main Street

  10. 10

    Arrive at your destination

    0 m · 1 sec · South Main Street

Car Route Details

A richer read on the saved driving route between Riverton and Lusk.

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
10 steps
3 turns on the saved route
Ramps & Exits
2
0 merges, 2 ramps or exits
Navigation Density
4.5 / 100 mi
Decision points by distance
Main Roads
North Federal Boulevard
179 mi · 80%
US Highway 20
23.3 mi · 10%
US Highway 18/20
18.4 mi · 8%
South Main Street
0.49 mi
US 18 East
0.29 mi
West 8th Street
0.17 mi
Longest Stretch

North Federal Boulevard

Continue straight

76.9 mi · 01h 27m

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
04h 09m
Long day trip
Same-Day Return
08h 18m
Round-trip wheel time
Road vs Air
+24.5 mi
199.6 mi direct line
Halfway Stop
Mountain View
02h 04m from Riverton
Leave By
8:42 AM MDT
Early departure recommended
Weather Watch

Chance Rain Showers leaving Riverton and Chance Rain Showers then Chance Rain And Snow Showers near Lusk.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Riverton to Lusk?

The road trip is about 224.1 miles (360.6 km) and usually takes 04h 09m 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?

Mountain View is a useful midpoint, sitting about 111.8 miles from Riverton and 112.3 miles from Lusk.

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

The direct path is about 199.6 miles (321.3 km), while the road route adds roughly 24.5 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 8:42 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $30.79 one way or $61.59 round trip. Estimated CO2 is about 70.3 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Riverton and Chance Rain Showers then Chance Rain And Snow Showers near Lusk.

Stop Ideas Near Mountain View

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

Mid-route Guidance
Local place coverage is thin around Mountain View, 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 Mountain View.

BUS

Casper, Wyoming

5 mi away
123 West E St.
BUS

Douglas, Wyoming

83 mi away
628 East Richards St.

Flight Path Map

This map shows the direct air route between Riverton and Lusk. Straight-line distance: 199.63 mi (321.28 km).

Riverton

#1 Riverton

City in Freemont County, Wyoming

Population10,819
Coordinates43.0249600, -108.3801000
Altitude1509
CountryUnited States
Lusk

#2 Lusk

Town in Wyoming

Population1,474
Coordinates42.7624700, -104.4521700
Altitude1530
CountryUnited States
Start: Riverton (-108.3801, 43.02496)
End: Lusk (-104.45217, 42.76247)

Estimated Travel Time

Distance: 361 km by road

SpeedTime
30 mph (48.3 km/h)07h 27m
40 mph (64.37 km/h)05h 36m
50 mph (80.47 km/h)04h 28m
60 mph (96.56 km/h)03h 44m
70 mph (112.65 km/h)03h 12m
80 mph (129 km/h)02h 47m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.91 gal
29.93 L · about $30.79
Round trip
$61.59
15.82 gal · 59.86 L
Estimated CO2
70.3 kg one way
Round trip: 140.6 kg / 310 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $30.79 $61.59
Mid-grade $4.23 $33.47 $66.93
Premium $4.55 $35.98 $71.97
Diesel $5.41 $42.81 $85.62

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

There is no time difference between Riverton and Lusk. The current time is 08:22:56.

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.