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

Distance from Shell, WY to Monarch, CO

Distance

655 mi

Time

12 hours 12 mins

Gas Cost

$61 - $119

There are 422.88 miles from Shell to Monarch in south direction and 655 miles (1,054.12 kilometers) by car, following the US-87 route.

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

This is the fastest route from Shell, WY to Monarch, CO.

Shell, WY and Monarch, CO are in the same time zone (MDT). Current time in both locations is 10:39 am.

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Lowest Price Rental Cars in Shell, WY

Planning on renting a car to go from Shell, WY to Monarch, CO? 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 26.29 gallons of gas to cover the route between Shell, WY and Monarch, CO.

The estimated cost of gas to go from Shell to Monarch is $85.77.

During the route, an average car will release 515.15 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 Monarch, CO

If you want to meet halfway between Shell, WY and Monarch, CO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.28047 and -105.0484, or 42º 16' 49.692" N, 105º 2' 54.24" W. This location is 327.36 miles away from Shell, WY and Monarch, CO and it would take approximately 6 hours 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Uva, WY, situated 331 miles from Shell, WY and 332 miles from Monarch, CO. It would take 6 hours 1 min to go from Shell to Uva and 6 hours 43 mins to go from Monarch to Uva.