How far is Lander, WY from Newcastle, WY?
The driving distance from Lander, WY to Newcastle, WY is about 305.7 miles (491.9 km), with a travel time of about 06h 10m by car.
- The straight-line flight distance is about 238 miles (383.1 km).
- For a round trip, plan for roughly 12h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 10m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 of the United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Snow Showers
Driving Route Map
The map below follows the saved road route between Lander and Newcastle.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lander and Newcastle.
-
1
Start on Main Street
1956 ft · 41 sec · Main Street
-
2
Turn left
63.7 mi · 1 hr 13 min
-
3
Continue straight
76.9 mi · 1 hr 27 min
-
4
Turn left
3 mi · 4 min
-
5
Turn left onto I 25 North, US 87 North: Midwest
1989 ft · 51 sec
-
6
Merge slight left
20.1 mi · 19 min
-
7
Take the exit slight right toward Horse Ranch Creek Road
1962 ft · 50 sec
-
8
Turn right onto Horseshoe Road
17.9 mi · 20 min · Horseshoe Road
-
9
Turn right
51.3 mi · 59 min
-
10
Turn right onto State Highway 59 South
2.7 mi · 3 min · State Highway 59 South
-
11
Turn left onto Clareton Highway
20.6 mi · 31 min · Clareton Highway
-
12
Continue on Highway 450
45.6 mi · 1 hr 8 min · Highway 450
-
13
At the end of the road, turn right onto US Highway 16
1.2 km · 1 min · US Highway 16
-
14
Continue on West Main Street
2.1 mi · 3 min · West Main Street
-
15
Arrive at your destination
0 m · 1 sec · West Main Street
Car Route Details
A richer read on the saved driving route between Lander and Newcastle.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Main Street
Continue straight
76.9 mi · 01h 27m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Lander and Mostly Sunny then Slight Chance Snow Showers near Newcastle.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lander to Newcastle?
The road trip is about 305.7 miles (491.9 km) and usually takes 06h 10m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Bar Nunn is a useful midpoint, sitting about 152.6 miles from Lander and 153 miles from Newcastle.
How much longer is the road route than the straight-line distance?
The direct path is about 238 miles (383.1 km), while the road route adds roughly 67.7 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 7:30 AM MDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $42.01 one way or $84.01 round trip. Estimated CO2 is about 95.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Lander and Mostly Sunny then Slight Chance Snow Showers near Newcastle.
Stop Ideas Near Bar Nunn
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 Bar Nunn.
Casper, Wyoming
Douglas, Wyoming
Flight Path Map
This map shows the direct air route between Lander and Newcastle. Straight-line distance: 238.08 mi (383.15 km).
#1 Lander
City in, and the county seat of, Fremont County, Wyoming, United States
| Population | 7,467 |
| Coordinates | 42.8330100, -108.7306700 |
| Altitude | 1632 |
| Country | United States |
#2 Newcastle
City in Weston County, Wyoming, United States
| Population | 3,314 |
| Coordinates | 43.8547000, -104.2049400 |
| Altitude | 1319 |
| Country | United States |
End: Newcastle (-104.20494, 43.8547)
Estimated Travel Time
Distance: 492 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 11m |
| 40 mph (64.37 km/h) | 07h 38m |
| 50 mph (80.47 km/h) | 06h 06m |
| 60 mph (96.56 km/h) | 05h 05m |
| 70 mph (112.65 km/h) | 04h 22m |
| 80 mph (129 km/h) | 03h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $42.01 | $84.01 |
| Mid-grade | $4.23 | $45.65 | $91.30 |
| Premium | $4.55 | $49.08 | $98.17 |
| Diesel | $5.41 | $58.40 | $116.79 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.