Distance between cities › USA › Montana › Roberts, MT › Distance from Roberts to Glencross Book Hotels

Distance from Roberts, MT to Glencross, SD

Distance

479 mi

Time

10 hours 1 min

Gas Cost

$45 - $87

There are 399.94 miles from Roberts to Glencross in east direction and 479 miles (770.88 kilometers) by car, following the US-12 route.

Roberts and Glencross are 10 hours 1 min far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to Glencross, SD.

Roberts, MT and Glencross, SD are in the same time zone (MDT). Current time in both locations is 1:14 pm.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Glencross, SD? Here there are some offers to rent a car in Roberts, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Roberts »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 19.24 gallons of gas to cover the route between Roberts, MT and Glencross, SD.

The estimated cost of gas to go from Roberts to Glencross is $62.75.

During the route, an average car will release 376.89 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 Roberts, MT and Glencross, SD

If you want to meet halfway between Roberts, MT and Glencross, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.420947 and -104.872574, or 46º 25' 15.4092" N, 104º 52' 21.2664" W. This location is 239.50 miles away from Roberts, MT and Glencross, SD and it would take approximately 5 hours to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Ismay, MT, situated 251 miles from Roberts, MT and 241 miles from Glencross, SD. It would take 5 hours 3 mins to go from Roberts to Ismay and 5 hours 28 mins to go from Glencross to Ismay.