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

Distance from Mount Vernon, SD to Ramsay, MT

Distance

810 mi

Time

13 hours 49 mins

Gas Cost

$76 - $147

There are 723.06 miles from Mount Vernon to Ramsay in northwest direction and 810 miles (1,303.57 kilometers) by car, following the I-90 route.

Mount Vernon and Ramsay are 13 hours 49 mins far apart, if you drive non-stop .

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

Please note the time difference between Mount Vernon, SD and Ramsay, MT is 1 hour. The current time in Mount Vernon is 11:13 am and the current time in Ramsay is 10:13 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 Ramsay, 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 32.55 gallons of gas to cover the route between Mount Vernon, SD and Ramsay, MT.

The estimated cost of gas to go from Mount Vernon to Ramsay is $106.17.

During the route, an average car will release 637.70 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 Ramsay, MT

If you want to meet halfway between Mount Vernon, SD and Ramsay, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.443433 and -105.417749, or 45º 26' 36.3588" N, 105º 25' 3.8964" W. This location is 405.23 miles away from Mount Vernon, SD and Ramsay, MT and it would take approximately 6 hours 54 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Broadus, MT, situated 411 miles from Mount Vernon, SD and 400 miles from Ramsay, MT. It would take 7 hours to go from Mount Vernon to Broadus and 6 hours 50 mins to go from Ramsay to Broadus.