How far is Cheyenne, WY from Green River, WY?
Distance by Flight
Shortest distance between Cheyenne and Green River is 242.5 miles (390.26 km).
Flight distance from Cheyenne, WY to Green River, WY is 242.5 miles. Estimated flight time is 00 hours 32 minutes.
It takes 00 hours 29 minutes to travel from Cheyenne to Green River with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Cheyenne, Wyoming to Green River, Wyoming is: 272 miles (437.75 km) by car.
Driving from Cheyenne to Green River will take approximately 03 hours 59 minutes.
#1 Cheyenne
The most populous city in Laramie County, Wyoming. It is the capital of Wyoming and is located on the North Platte River in southeastern Wyoming. Cheyenne is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Cheyenne Frontier Days Rodeo and the Wyoming State Capitol.
| Population | 64742 |
|---|---|
| GPS Coordinates | 41°8'24"N 104°49'13"W |
| Latitude | 41.1399800 |
| Longitude | -104.8202500 |
| Altitude | 1856 |
| Country | United States |
#2 Green River
River in Wyoming, Utah, and Colorado, in the United States, that is a tributary of the Colorado River
| Population | 11788 |
|---|---|
| GPS Coordinates | 41°31'43"N 109°27'59"W |
| Latitude | 41.5285800 |
| Longitude | -109.4662500 |
| Altitude | 1864 |
| Country | United States |
Ending point in Green River: North 1st East (-109.466324,41.528621)
Estimated Travel Time Between Cheyenne and Green River
The distance between Cheyenne and Green River is 438 km if you choose to drive by road. You can go 04 hours 51 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between Cheyenne and Green River. The current time is 11:00:23.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 09 hours 03 minutes |
| 40 mph (64.37 km/h) | 06 hours 48 minutes |
| 50 mph (80.47 km/h) | 05 hours 26 minutes |
| 60 mph (96.56 km/h) | 04 hours 32 minutes |
| 70 mph (112.65 km/h) | 03 hours 53 minutes |
| 75 mph (120.7 km/h) | 03 hours 37 minutes |
| 80 mph (128.75 km/h) | 03 hours 23 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 36.33 liters (9.6 gallon) of gas to cover the route between Cheyenne and Green River.
The estimated cost of gas to go from Cheyenne to Green River is $34.95 (diesel $45.55).
Wyoming gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.64 | $3.88 | $4.17 | $4.75 |
| Total | $34.95 | $37.26 | $40.01 | $45.55 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Wyoming ) per gallon of daily gas for calculations is $3.641 (Diesel $4.746) /gallon. Last changed prices on May 20, 2025.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Cheyenne and Green River (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
