Distance From Cheyenne, WY To Casper, WY

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Distance between cities › USA › Wyoming › Cheyenne, WY › Distance from Cheyenne to Casper Book Hotels

Distance from Cheyenne, WY to Casper, WY

Distance

178 mi

Time

2 hours 38 mins

Gas Cost

$13 - $25

Helpful Inaccurate

There are 141.80 miles from Cheyenne to Casper in northwest direction and 178 miles (286.46 kilometers) by car, following the I-25 N and US-20 W and US-26 W and US-87 route.

Cheyenne and Casper are 2 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Cheyenne, WY to Casper, WY. The halfway point is Glendo, WY.

Cheyenne, WY and Casper, WY are in the same time zone (MDT). Current time in both locations is 7:14 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Cheyenne, WY to Casper, WY:

Lowest Price Rental Cars in Cheyenne, WY

Planning on renting a car to go from Cheyenne, WY to Casper, WY? Here there are some offers to rent a car in Cheyenne, WY

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cheyenne »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 7.16 gallons of gas to cover the route between Cheyenne, WY and Casper, WY.

The estimated cost of gas to go from Cheyenne to Casper is $17.98.

During the route, an average car will release 140.36 pounds of CO2 to the atmosphere. The carbon footprint would be 0.79 pounds of CO2 per mile.

• Average USA gas price used for calculation is $2.51 per gallon of regular gas. Price last updated on January 9, 2026.
• Read more about our CO2 calculation.

Best Hotels In or Near Casper, WY

Do you have where to stay when you arrive to Casper, WY? Check out our hotel recommendations:

Halfway Point Between Cheyenne, WY and Casper, WY

If you want to meet halfway between Cheyenne, WY and Casper, WY or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.451752 and -105.032097, or 42º 27' 6.3072" N, 105º 1' 55.5492" W. This location is 89.20 miles away from Cheyenne, WY and Casper, WY and it would take approximately 1 hour 19 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Glendo, WY, situated 102 miles from Cheyenne, WY and 77 miles from Casper, WY. It would take 1 hour 20 mins to go from Cheyenne to Glendo and 1 hour 22 mins to go from Casper to Glendo.

Weather in Cheyenne and Casper

Compare the weather today and the next four days in Cheyenne, WY and Casper, WY:

Cheyenne

MonNov 30	MonNov 30	MonNov 30	MonNov 30	MonNov 30
0° 0°	0° 0°	0° 0°	0° 0°	0° 0°
0%	0%	0%	0%	0%
0	0	0	0	0

Casper

MonNov 30	MonNov 30	MonNov 30	MonNov 30	MonNov 30
0° 0°	0° 0°	0° 0°	0° 0°	0° 0°
0%	0%	0%	0%	0%
0	0	0	0	0

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Cheyenne, WY and Casper, WY in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	141.80 mi	228.20 km	123.22 nautical mi
Driving distance	178 mi	287.09 km	155.02 nautical mi

Distances to cities nearby Cheyenne or Casper

From Casper

Evansville, WY2.3 mi, heading eastMills, WY3.2 mi, heading southwestBar Nunn, WY3.6 mi, heading northwestAllendale, WY3.6 mi, heading south

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