Distance between cities › USA › South Dakota › Vermillion, SD › Distance from Vermillion to Simms Book Hotels

Distance from Vermillion, SD to Simms, MT

Distance

954 mi

Time

16 hours 55 mins

Gas Cost

$89 - $173

There are 798.55 miles from Vermillion to Simms in northwest direction and 954 miles (1,535.31 kilometers) by car, following the I-90 route.

Vermillion and Simms are 16 hours 55 mins far apart, if you drive non-stop .

This is the fastest route from Vermillion, SD to Simms, MT.

Please note the time difference between Vermillion, SD and Simms, MT is 1 hour. The current time in Vermillion is 1:55 pm and the current time in Simms is 12:55 pm.

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Lowest Price Rental Cars in Vermillion, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Vermillion »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 38.32 gallons of gas to cover the route between Vermillion, SD and Simms, MT.

The estimated cost of gas to go from Vermillion to Simms is $125.01.

During the route, an average car will release 750.82 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 Vermillion, SD and Simms, MT

If you want to meet halfway between Vermillion, SD and Simms, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.05361 and -104.461262, or 45º 3' 12.996" N, 104º 27' 40.5432" W. This location is 477.12 miles away from Vermillion, SD and Simms, MT and it would take approximately 8 hours 27 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Alzada, MT, situated 480 miles from Vermillion, SD and 475 miles from Simms, MT. It would take 8 hours 8 mins to go from Vermillion to Alzada and 8 hours 48 mins to go from Simms to Alzada.