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

Distance from Casper, WY to Mills, WY

Distance

6 mi

Time

12 minutes

Gas Cost

There are 3.23 miles from Casper to Mills in southwest direction and 6 miles (9.66 kilometers) by car, following the I-25 Business and US-20 Business and US-26 Business and US-87 Business route.

Casper and Mills are 12 minutes far apart, if you drive non-stop .

This is the fastest route from Casper, WY to Mills, WY.

Casper, WY and Mills, WY are in the same time zone (MDT). Current time in both locations is 1:54 am.

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Lowest Price Rental Cars in Casper, WY

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Casper »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 0.25 gallons of gas to cover the route between Casper, WY and Mills, WY.

The estimated cost of gas to go from Casper to Mills is $0.88.

During the route, an average car will release 4.90 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 $3.52 per gallon of regular gas. Price last updated on March 18, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Casper, WY and Mills, WY

If you want to meet halfway between Casper, WY and Mills, WY or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.850086 and -106.317352, or 42º 51' 0.3096" N, 106º 19' 2.4672" W. This location is 3.11 miles away from Casper, WY and Mills, WY and it would take approximately 6 minutes to reach the halfway point from both locations.