How far is Lusk, WY from Riverton, WY?
The driving distance from Lusk, WY to Riverton, WY is about 223.9 miles (360.3 km), with a travel time of about 03h 44m by car.
- The straight-line flight distance is about 199.6 miles (321.3 km).
- For a round trip, plan for roughly 07h 28m 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 44m.
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 Uinta County, Wyoming, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny then Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Lusk and Riverton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lusk and Riverton.
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1
Start on South Main Street
2604 ft · 1 min · South Main Street
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2
Turn right onto West 8th Street
882 ft · 25 sec · West 8th Street
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3
Continue on US Highway 20
23.3 mi · 25 min · US Highway 20
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4
Continue on US Highway 18/20
18.1 mi · 19 min · US Highway 18/20
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5
Take the exit slight right
62.8 mi · 1 hr 6 min
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6
Take the exit slight right toward US 20 West, US 26 West, WY 220 West: Shoshoni, Port of Entry
1846 ft · 45 sec
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7
Keep slight left
107 m · 11 sec
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8
Turn left
3 mi · 4 min
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9
Turn right onto West Yellowstone Highway
94.3 mi · 1 hr 47 min · West Yellowstone Highway
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10
Continue straight
17.7 mi · 20 min
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11
Continue straight
3.9 mi · 5 min
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12
Arrive at your destination
0 m · 1 sec · North Federal Boulevard
Car Route Details
A richer read on the saved driving route between Lusk and Riverton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
West Yellowstone Highway
Turn right onto West Yellowstone Highway
94.3 mi · 01h 47m
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.
Mostly Sunny leaving Lusk and Mostly Sunny then Slight Chance Rain Showers near Riverton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lusk to Riverton?
The road trip is about 223.9 miles (360.3 km) and usually takes 03h 44m 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 Lusk and 112 miles from Riverton.
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 24.3 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 9:32 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.75 one way or $61.51 round trip. Estimated CO2 is about 70.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Lusk and Mostly Sunny then Slight Chance Rain Showers near Riverton.
Stop Ideas Near Mountain View
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 Mountain View.
Casper, Wyoming
Douglas, Wyoming
Flight Path Map
This map shows the direct air route between Lusk and Riverton. Straight-line distance: 199.63 mi (321.28 km).
#1 Lusk
Town in Wyoming
| Population | 1,474 |
| Coordinates | 42.7624700, -104.4521700 |
| Altitude | 1530 |
| Country | United States |
#2 Riverton
City in Freemont County, Wyoming
| Population | 10,819 |
| Coordinates | 43.0249600, -108.3801000 |
| Altitude | 1509 |
| Country | United States |
End: North Federal Boulevard (-108.380624, 43.024965)
Estimated Travel Time
Distance: 360 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 27m |
| 40 mph (64.37 km/h) | 05h 35m |
| 50 mph (80.47 km/h) | 04h 28m |
| 60 mph (96.56 km/h) | 03h 43m |
| 70 mph (112.65 km/h) | 03h 11m |
| 80 mph (129 km/h) | 02h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $30.75 | $61.51 |
| Mid-grade | $4.23 | $33.42 | $66.85 |
| Premium | $4.55 | $35.94 | $71.87 |
| Diesel | $5.41 | $42.75 | $85.51 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.