How far is Cody, WY from Rock Springs, WY?
The driving distance from Cody, WY to Rock Springs, WY is about 280.3 miles (451.1 km), with a travel time of about 05h 13m by car.
- The straight-line flight distance is about 203.2 miles (327 km).
- For a round trip, plan for roughly 10h 27m 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 05h 13m.
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.
City in Freemont County, Wyoming
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Isolated Snow Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Cody and Rock Springs.
Turn-by-Turn Driving Directions
Step-by-step road directions between Cody and Rock Springs.
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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
1.4 mi · 2 min · Greybull Highway
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5
Turn right
81.5 mi · 1 hr 29 min
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6
Turn right onto South 8th Street
2829 ft · 2 min · South 8th Street
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7
Turn right onto Shoshoni Street
1.2 km · 2 min · Shoshoni Street
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8
Continue straight
31 mi · 36 min
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9
Turn right onto West 2nd Street
18.2 mi · 21 min · West 2nd Street
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10
Continue straight
18.9 mi · 22 min
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11
Continue on South Main Street
9.8 mi · 12 min · South Main Street
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12
Turn left onto East Main Street
8.4 mi · 10 min · East Main Street
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13
Continue on Highway 28
66.5 mi · 1 hr 16 min · Highway 28
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14
Turn left onto Farson Mercantile
38.1 mi · 43 min · Farson Mercantile
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15
Continue on Elk Street
2.3 mi · 5 min · Elk Street
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16
Turn left onto Bridger Avenue
1383 ft · 27 sec · Bridger Avenue
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17
Turn right onto M Street
1215 ft · 33 sec · M Street
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18
Continue on Broadway Street
122 m · 16 sec · Broadway Street
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19
Turn left onto F Street
70 m · 12 sec · F Street
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20
Turn left onto 2nd Street
1116 ft · 33 sec · 2nd Street
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21
Turn right onto Edgar Street
3090 ft · 1 min · Edgar Street
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22
At the end of the road, turn right onto Agate Street
129 m · 24 sec · Agate Street
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23
Turn left onto Collins Street
26 m · 4 sec · Collins Street
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24
Arrive at your destination
0 m · 1 sec · Collins Street
Car Route Details
A richer read on the saved driving route between Cody and Rock Springs.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Longest stretch
Turn right
81.5 mi · 01h 29m
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 then Isolated Snow Showers leaving Cody and Mostly Sunny near Rock Springs.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Cody to Rock Springs?
The road trip is about 280.3 miles (451.1 km) and usually takes 05h 13m 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?
Riverton is a useful midpoint, sitting about 139.7 miles from Cody and 140.6 miles from Rock Springs.
How much longer is the road route than the straight-line distance?
The direct path is about 203.2 miles (327 km), while the road route adds roughly 77.1 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 6:32 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $38.50 one way or $77.00 round trip. Estimated CO2 is about 87.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Isolated Snow Showers around Cody and Mostly Sunny near Rock Springs.
Flight Path Map
This map shows the direct air route between Cody and Rock Springs. Straight-line distance: 203.19 mi (327 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 Rock Springs
City in Sweetwater County, Wyoming, United States
| Population | 22,943 |
| Coordinates | 41.5874600, -109.2029000 |
| Altitude | 1947 |
| Country | United States |
End: Collins Street (-109.202964, 41.587676)
Estimated Travel Time
Distance: 451 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 20m |
| 40 mph (64.37 km/h) | 07h 00m |
| 50 mph (80.47 km/h) | 05h 36m |
| 60 mph (96.56 km/h) | 04h 40m |
| 70 mph (112.65 km/h) | 04h 00m |
| 80 mph (129 km/h) | 03h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $38.50 | $77.00 |
| Mid-grade | $4.23 | $41.84 | $83.69 |
| Premium | $4.55 | $44.99 | $89.98 |
| Diesel | $5.41 | $53.52 | $107.05 |
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 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.