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

Distance from Shell, WY to Troy, ID

Distance

680 mi

Time

12 hours 44 mins

Gas Cost

$63 - $123

There are 459.86 miles from Shell to Troy in northwest direction and 680 miles (1,094.35 kilometers) by car, following the I-90 route.

Shell and Troy are 12 hours 44 mins far apart, if you drive non-stop .

This is the fastest route from Shell, WY to Troy, ID.

Please note the time difference between Shell, WY and Troy, ID is 1 hour. The current time in Shell is 9:04 am and the current time in Troy is 8:04 am.

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Lowest Price Rental Cars in Shell, WY

Planning on renting a car to go from Shell, WY to Troy, ID? 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 27.31 gallons of gas to cover the route between Shell, WY and Troy, ID.

The estimated cost of gas to go from Shell to Troy is $89.08.

During the route, an average car will release 535.01 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 Troy, ID

If you want to meet halfway between Shell, WY and Troy, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.14886 and -112.793478, or 46º 8' 55.896" N, 112º 47' 36.5208" W. This location is 339.98 miles away from Shell, WY and Troy, ID and it would take approximately 6 hours 22 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Warm Springs, MT, situated 344 miles from Shell, WY and 337 miles from Troy, ID. It would take 6 hours 19 mins to go from Shell to Warm Springs and 6 hours 33 mins to go from Troy to Warm Springs.