How far is Cheyenne, WY from Rock Springs, WY?

The driving distance from Cheyenne, WY to Rock Springs, WY is about 256.7 miles (413.1 km), with a travel time of about 03h 48m by car.

  • The straight-line flight distance is about 229.3 miles (369.1 km).
  • For a round trip, plan for roughly 07h 37m 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
256.68 mi
03h 48m
Flight
229.34 mi
369.08 km direct

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

Learn Distance

Choose another destination from Cheyenne.

Flight Distance

Direct air line
229.34 mi
Kilometers
369.08 km
Flight Time
00h 27m

Driving Distance

Road route
256.68 mi
Kilometers
413.09 km
Drive Time
03h 48m

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 48m.

Arrival Snapshot
Arrive in Rock Springs
Thu, Apr 23, 12:46 AM MDT
Return by in Cheyenne
Thu, Apr 23, 4:34 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Cheyenne
2026-04-22T20:57
Arrive Rock Springs
Thu, Apr 23, 12:46 AM MDT
Route Timing
03h 48m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
9:49 AM to 11:49 AM MDT

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

Leave by
9:22 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Cheyenne
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
Sinclair
WY

Town of the United States

From Cheyenne
128 mi
01h 54m
To Rock Springs
128.6 mi
01h 54m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
5 to 20 mph SW
Destination
58°F
Wednesday

Mostly Sunny then Slight Chance T-storms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
12 to 29 mph SW

Driving Route Map

The map below follows the saved road route between Cheyenne and Rock Springs.

Turn-by-Turn Driving Directions

Step-by-step road directions between Cheyenne and Rock Springs.

  1. 1

    Start on West 24th Street

    122 m · 15 sec · West 24th Street

  2. 2

    Turn right onto Central Avenue

    2887 ft · 49 sec · Central Avenue

  3. 3

    Turn right onto West Lincolnway

    2.5 mi · 4 min · West Lincolnway

  4. 4

    Take the ramp slight right

    1.2 km · 2 min

  5. 5

    Merge slight left onto Dwight D. Eisenhower Highway

    250.7 mi · 4 hr 7 min · Dwight D. Eisenhower Highway

  6. 6

    Take the exit slight right toward I 80 Business West, US 30 Business West

    2755 ft · 48 sec

  7. 7

    Turn left onto 9th Street

    2579 ft · 51 sec · 9th Street

  8. 8

    Turn left onto South Side Belt Route

    2032 ft · 41 sec · South Side Belt Route

  9. 9

    Turn slight right

    70 m · 10 sec

  10. 10

    Turn straight onto James Drive

    813 ft · 25 sec · James Drive

  11. 11

    Turn left onto Virginia Street

    905 ft · 47 sec · Virginia Street

  12. 12

    Turn left onto Edgar Street

    789 ft · 22 sec · Edgar Street

  13. 13

    At the end of the road, turn right onto Agate Street

    129 m · 24 sec · Agate Street

  14. 14

    Turn left onto Collins Street

    26 m · 4 sec · Collins Street

  15. 15

    Arrive at your destination

    0 m · 1 sec · Collins Street

Car Route Details

A richer read on the saved driving route between Cheyenne and Rock Springs.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
15 steps
10 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
5.8 / 100 mi
Decision points by distance
Main Roads
Dwight D. Eisenhower Highway
251 mi · 98%
West Lincolnway
3.21 mi · 1%
Central Avenue
0.55 mi
I 80 Business West
0.52 mi
9th Street
0.49 mi
South Side Belt Route
0.38 mi
Longest Stretch

Dwight D. Eisenhower Highway

Merge slight left onto Dwight D. Eisenhower Highway

251 mi · 04h 07m

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
03h 48m
Long day trip
Same-Day Return
07h 38m
Round-trip wheel time
Road vs Air
+27.4 mi
229.3 mi direct line
Halfway Stop
Sinclair
01h 54m from Cheyenne
Leave By
9:22 AM MDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Cheyenne and Mostly Sunny then Slight Chance T-storms near Rock Springs.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Cheyenne to Rock Springs?

The road trip is about 256.7 miles (413.1 km) and usually takes 03h 48m 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?

Sinclair is a useful midpoint, sitting about 128 miles from Cheyenne and 128.6 miles from Rock Springs.

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

The direct path is about 229.3 miles (369.1 km), while the road route adds roughly 27.4 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 9:22 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $35.27 one way or $70.54 round trip. Estimated CO2 is about 80.5 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Cheyenne and Mostly Sunny then Slight Chance T-storms near Rock Springs.

Flight Path Map

This map shows the direct air route between Cheyenne and Rock Springs. Straight-line distance: 229.34 mi (369.08 km).

Cheyenne

#1 Cheyenne

The most populous city in Laramie County, Wyoming.

Population64,742
Coordinates41.1399800, -104.8202500
Altitude1856
CountryUnited States
Rock Springs

#2 Rock Springs

City in Sweetwater County, Wyoming, United States

Population22,943
Coordinates41.5874600, -109.2029000
Altitude1947
CountryUnited States
Start: West 24th Street (-104.820107, 41.139762)
End: Collins Street (-109.202964, 41.587676)

Estimated Travel Time

Distance: 413 km by road

SpeedTime
30 mph (48.3 km/h)08h 33m
40 mph (64.37 km/h)06h 25m
50 mph (80.47 km/h)05h 08m
60 mph (96.56 km/h)04h 16m
70 mph (112.65 km/h)03h 40m
80 mph (129 km/h)03h 12m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.06 gal
34.29 L · about $35.27
Round trip
$70.54
18.12 gal · 68.58 L
Estimated CO2
80.5 kg one way
Round trip: 161 kg / 355 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $35.27 $70.54
Mid-grade $4.23 $38.33 $76.67
Premium $4.55 $41.21 $82.43
Diesel $5.41 $49.03 $98.07

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 Cheyenne and Rock Springs. The current time is 20:57:41.

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.