How far is Cody, WY from Newcastle, WY?
The driving distance from Cody, WY to Newcastle, WY is about 326.5 miles (525.4 km), with a travel time of about 06h 22m by car.
- The straight-line flight distance is about 244.8 miles (393.9 km).
- For a round trip, plan for roughly 12h 45m 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 22m.
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.
City in Wyoming, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Cody and Newcastle.
Turn-by-Turn Driving Directions
Step-by-step road directions between Cody and Newcastle.
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1
Start on 16th Street
154 m · 22 sec · 16th Street
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2
Turn left onto Beck Avenue
150 m · 18 sec · Beck Avenue
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3
Turn right onto 17th Street
1.1 km · 2 min · 17th Street
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4
Continue on Greybull Highway
49.9 mi · 56 min · Greybull Highway
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5
Continue straight
2.3 mi · 3 min
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6
Turn left onto Greybull Avenue
78.8 mi · 1 hr 44 min · Greybull Avenue
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7
Take the ramp right
2069 ft · 51 sec
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8
Continue straight
145.9 mi · 2 hr 25 min
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9
Take the exit slight right
801 ft · 24 sec
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10
Turn right onto I-90 Access Road
1014 ft · 22 sec · I-90 Access Road
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11
At the end of the road, turn left onto East Converse Street
1802 ft · 31 sec · East Converse Street
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12
Continue on US Highway 16
45.4 mi · 1 hr 7 min · US Highway 16
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13
Continue on West Main Street
2.1 mi · 3 min · West Main Street
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14
Arrive at your destination
0 m · 1 sec · West Main Street
Car Route Details
A richer read on the saved driving route between Cody and Newcastle.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Greybull Avenue
Continue straight
146 mi · 02h 25m
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.
Mostly Sunny then Chance Showers And Thunderstorms leaving Cody and Mostly Sunny then Slight Chance Showers And Thunderstorms near Newcastle.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Cody to Newcastle?
The road trip is about 326.5 miles (525.4 km) and usually takes 06h 22m 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?
Sheridan is a useful midpoint, sitting about 163 miles from Cody and 163.5 miles from Newcastle.
How much longer is the road route than the straight-line distance?
The direct path is about 244.8 miles (393.9 km), while the road route adds roughly 81.7 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 $44.85 one way or $89.69 round trip. Estimated CO2 is about 102.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Cody and Mostly Sunny then Slight Chance Showers And Thunderstorms near Newcastle.
Flight Path Map
This map shows the direct air route between Cody and Newcastle. Straight-line distance: 244.76 mi (393.9 km).
#1 Cody
City in and county seat of Park County, Wyoming, United States
| Population | 9,847 |
| Coordinates | 44.5263400, -109.0565300 |
| Altitude | 1523 |
| 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: 525 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 52m |
| 40 mph (64.37 km/h) | 08h 09m |
| 50 mph (80.47 km/h) | 06h 31m |
| 60 mph (96.56 km/h) | 05h 26m |
| 70 mph (112.65 km/h) | 04h 39m |
| 80 mph (129 km/h) | 04h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $44.85 | $89.69 |
| Mid-grade | $4.23 | $48.74 | $97.48 |
| Premium | $4.55 | $52.40 | $104.81 |
| Diesel | $5.41 | $62.35 | $124.69 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.