Distance between cities › USA › South Dakota › Box Elder, SD › Distance from Box Elder to Fort Benton Book Hotels

Distance from Box Elder, SD to Fort Benton, MT

Distance

585 mi

Time

10 hours 51 mins

Gas Cost

$55 - $106

There are 445.72 miles from Box Elder to Fort Benton in northwest direction and 585 miles (941.47 kilometers) by car, following the US-212 route.

Box Elder and Fort Benton are 10 hours 51 mins far apart, if you drive non-stop .

This is the fastest route from Box Elder, SD to Fort Benton, MT. The halfway point is Circle, MT.

Box Elder, SD and Fort Benton, MT are in the same time zone (MDT). Current time in both locations is 4:15 am.

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Lowest Price Rental Cars in Box Elder, SD

Planning on renting a car to go from Box Elder, SD to Fort Benton, MT? Here there are some offers to rent a car in Box Elder, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Box Elder »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 23.49 gallons of gas to cover the route between Box Elder, SD and Fort Benton, MT.

The estimated cost of gas to go from Box Elder to Fort Benton is $76.61.

During the route, an average car will release 460.16 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 Box Elder, SD and Fort Benton, MT

If you want to meet halfway between Box Elder, SD and Fort Benton, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.364872 and -105.453896, or 47º 21' 53.5392" N, 105º 27' 14.0256" W. This location is 292.41 miles away from Box Elder, SD and Fort Benton, MT and it would take approximately 5 hours 25 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Circle, MT, situated 363 miles from Box Elder, SD and 307 miles from Fort Benton, MT. It would take 5 hours 35 mins to go from Box Elder to Circle and 5 hours 32 mins to go from Fort Benton to Circle.