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

Distance from Grass Range, MT to Altus, AR

Distance

1,421 mi

Time

1 day 1 hour

Gas Cost

$132 - $257

There are 1,114.72 miles from Grass Range to Altus in southeast direction and 1,421 miles (2,286.88 kilometers) by car, following the I-29 route.

Grass Range and Altus are 1 day 1 hour far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Altus, AR. The halfway point is Kimball, SD.

Please note the time difference between Grass Range, MT and Altus, AR is 1 hour. The current time in Grass Range is 1:52 am and the current time in Altus is 2:52 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 Altus, AR? 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 57.05 gallons of gas to cover the route between Grass Range, MT and Altus, AR.

The estimated cost of gas to go from Grass Range to Altus is $186.10.

During the route, an average car will release 1,117.73 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 Altus, AR

If you want to meet halfway between Grass Range, MT and Altus, AR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.808720 and -99.014641, or 43º 48' 31.392" N, 99º 0' 52.7076" W. This location is 710.28 miles away from Grass Range, MT and Altus, AR and it would take approximately 12 hours 35 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kimball, SD, situated 689 miles from Grass Range, MT and 787 miles from Altus, AR. It would take 10 hours 55 mins to go from Grass Range to Kimball and 11 hours 26 mins to go from Altus to Kimball.