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

Distance from Grass Range, MT to Witten, SD

Distance

609 mi

Time

11 hours 14 mins

Gas Cost

$57 - $110

There are 491.03 miles from Grass Range to Witten in southeast direction and 609 miles (980.09 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Grass Range and Witten are 11 hours 14 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Witten, SD.

Please note the time difference between Grass Range, MT and Witten, SD is 1 hour. The current time in Grass Range is 3:04 am and the current time in Witten is 4:04 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 Witten, SD? 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 24.46 gallons of gas to cover the route between Grass Range, MT and Witten, SD.

The estimated cost of gas to go from Grass Range to Witten is $79.79.

During the route, an average car will release 479.21 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 Witten, SD

If you want to meet halfway between Grass Range, MT and Witten, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.105223 and -104.587657, or 45º 6' 18.8028" N, 104º 35' 15.5652" W. This location is 304.52 miles away from Grass Range, MT and Witten, SD and it would take approximately 5 hours 37 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Alzada, MT, situated 316 miles from Grass Range, MT and 294 miles from Witten, SD. It would take 6 hours to go from Grass Range to Alzada and 5 hours 14 mins to go from Witten to Alzada.