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

Distance from Mount Vernon, SD to Willard, MT

Distance

1,478 mi

Time

1 day 3 hours

Gas Cost

$138 - $268

There are 1,239.21 miles from Mount Vernon to Willard in east direction and 1,478 miles (2,378.61 kilometers) by car, following the I-90 route.

Mount Vernon and Willard are 1 day 3 hours far apart, if you drive non-stop .

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

Please note the time difference between Mount Vernon, SD and Willard, MT is 1 hour. The current time in Mount Vernon is 2:00 pm and the current time in Willard is 3:00 pm.

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Lowest Price Rental Cars in Mount Vernon, SD

Planning on renting a car to go from Mount Vernon, SD to Willard, 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 59.35 gallons of gas to cover the route between Mount Vernon, SD and Willard, MT.

The estimated cost of gas to go from Mount Vernon to Willard is $193.59.

During the route, an average car will release 1,162.70 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 Willard, MT

If you want to meet halfway between Mount Vernon, SD and Willard, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.722377 and -86.268611, or 41º 43' 20.5572" N, 86º 16' 6.9996" W. This location is 738.85 miles away from Mount Vernon, SD and Willard, MT and it would take approximately 13 hours 58 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Notre Dame, IN, situated 743 miles from Mount Vernon, SD and 739 miles from Willard, MT. It would take 13 hours 34 mins to go from Mount Vernon to Notre Dame and 14 hours 34 mins to go from Willard to Notre Dame.

Major City Closest to Halfway Point

The major city closest to the halfway point between Mount Vernon, SD and Willard, MT is South Bend, IN, situated 745 miles from Mount Vernon, SD and 740 miles from Willard, MT. It would take 13 hours 36 mins to go from Mount Vernon to South Bend and 14 hours 37 mins to go from Willard to South Bend.