Distance between cities › USA › Montana › Grass Range, MT › Distance from Grass Range to Benson Book Hotels

Distance from Grass Range, MT to Benson, UT

Distance

542 mi

Time

10 hours 18 mins

Gas Cost

$50 - $98

There are 395.99 miles from Grass Range to Benson in southwest direction and 542 miles (872.26 kilometers) by car, following the I-15 and US-20 route.

Grass Range and Benson are 10 hours 18 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Benson, UT. The halfway point is Mammoth, WY.

Grass Range, MT and Benson, UT 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 Grass Range, MT

Planning on renting a car to go from Grass Range, MT to Benson, UT? Here there are some offers to rent a car in Grass Range, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Grass Range »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.76 gallons of gas to cover the route between Grass Range, MT and Benson, UT.

The estimated cost of gas to go from Grass Range to Benson is $70.98.

During the route, an average car will release 426.31 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 Grass Range, MT and Benson, UT

If you want to meet halfway between Grass Range, MT and Benson, UT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.965973 and -111.072540, or 44º 57' 57.5028" N, 111º 4' 21.144" W. This location is 270.90 miles away from Grass Range, MT and Benson, UT and it would take approximately 5 hours 9 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mammoth, WY, situated 228 miles from Grass Range, MT and 305 miles from Benson, UT. It would take 4 hours 22 mins to go from Grass Range to Mammoth and 5 hours 38 mins to go from Benson to Mammoth.