Distance between cities › USA › South Dakota › Mount Vernon, SD › Distance from Mount Vernon to Charlo Book Hotels

Distance from Mount Vernon, SD to Charlo, MT

Distance

975 mi

Time

16 hours 38 mins

Gas Cost

$91 - $177

There are 809.78 miles from Mount Vernon to Charlo in northwest direction and 975 miles (1,569.11 kilometers) by car, following the I-90 route.

Mount Vernon and Charlo are 16 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Mount Vernon, SD to Charlo, MT.

Please note the time difference between Mount Vernon, SD and Charlo, MT is 1 hour. The current time in Mount Vernon is 6:44 am and the current time in Charlo is 5:44 am.

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Lowest Price Rental Cars in Mount Vernon, SD

Planning on renting a car to go from Mount Vernon, SD to Charlo, MT? Here there are some offers to rent a car in Mount Vernon, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mount Vernon »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 39.18 gallons of gas to cover the route between Mount Vernon, SD and Charlo, MT.

The estimated cost of gas to go from Mount Vernon to Charlo is $127.79.

During the route, an average car will release 767.53 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 Mount Vernon, SD and Charlo, MT

If you want to meet halfway between Mount Vernon, SD and Charlo, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.597273 and -106.831151, or 45º 35' 50.1828" N, 106º 49' 52.1436" W. This location is 487.74 miles away from Mount Vernon, SD and Charlo, MT and it would take approximately 8 hours 19 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Busby, MT, situated 491 miles from Mount Vernon, SD and 485 miles from Charlo, MT. It would take 8 hours 30 mins to go from Mount Vernon to Busby and 8 hours 10 mins to go from Charlo to Busby.