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

Distance from Grass Range, MT to Rolling Hills, CA

Distance

1,317 mi

Time

23 hours 50 mins

Gas Cost

$123 - $239

There are 1,043.65 miles from Grass Range to Rolling Hills in southwest direction and 1,317 miles (2,119.51 kilometers) by car, following the I-15 route.

Grass Range and Rolling Hills are 23 hours 50 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Rolling Hills, CA.

Please note the time difference between Grass Range, MT and Rolling Hills, CA is 1 hour. The current time in Grass Range is 3:35 am and the current time in Rolling Hills is 2:35 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 Rolling Hills, CA? 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 52.91 gallons of gas to cover the route between Grass Range, MT and Rolling Hills, CA.

The estimated cost of gas to go from Grass Range to Rolling Hills is $172.58.

During the route, an average car will release 1,036.54 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 Rolling Hills, CA

If you want to meet halfway between Grass Range, MT and Rolling Hills, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.191408 and -111.647127, or 40º 11' 29.0688" N, 111º 38' 49.6572" W. This location is 658.68 miles away from Grass Range, MT and Rolling Hills, CA and it would take approximately 11 hours 55 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Springville, UT, situated 655 miles from Grass Range, MT and 667 miles from Rolling Hills, CA. It would take 12 hours 14 mins to go from Grass Range to Springville and 11 hours 44 mins to go from Rolling Hills to Springville.

Major City Closest to Halfway Point

The major city closest to the halfway point between Grass Range, MT and Rolling Hills, CA is Provo, UT, situated 649 miles from Grass Range, MT and 670 miles from Rolling Hills, CA. It would take 12 hours 8 mins to go from Grass Range to Provo and 11 hours 49 mins to go from Rolling Hills to Provo.

Major Cities Along the Route

Some other major cities along the route include Norwalk, CA, North Las Vegas, NV, Torrance, CA, Pomona, CA, West Jordan, UT, Rancho Cucamonga, CA, Downey, CA, Ontario, CA, Salt Lake City, UT, Victorville, CA, Las Vegas, NV, El Monte, CA and West Covina, CA.