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

Distance from Shell, WY to Casper, WY

Distance

228 mi

Time

4 hours 10 mins

Gas Cost

$21 - $41

There are 136.62 miles from Shell to Casper in southeast direction and 228 miles (366.93 kilometers) by car, following the US-87 route.

Shell and Casper are 4 hours 10 mins far apart, if you drive non-stop .

This is the fastest route from Shell, WY to Casper, WY. The halfway point is Buffalo, WY.

Shell, WY and Casper, WY are in the same time zone (MDT). Current time in both locations is 3:25 am.

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Lowest Price Rental Cars in Shell, WY

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Shell »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 9.17 gallons of gas to cover the route between Shell, WY and Casper, WY.

The estimated cost of gas to go from Shell to Casper is $29.91.

During the route, an average car will release 179.67 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 $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Shell, WY and Casper, WY

If you want to meet halfway between Shell, 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 44.363716 and -106.689423, or 44º 21' 49.3776" N, 106º 41' 21.9228" W. This location is 114.18 miles away from Shell, WY and Casper, WY and it would take approximately 2 hours 5 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Buffalo, WY, situated 114 miles from Shell, WY and 115 miles from Casper, WY. It would take 2 hours 1 min to go from Shell to Buffalo and 2 hours 6 mins to go from Casper to Buffalo.