Distance between cities › USA › Montana › Grass Range, MT › Distance from Grass Range to Vandalia Book Hotels

Distance from Grass Range, MT to Vandalia, MO

Distance

1,266 mi

Time

22 hours 51 mins

Gas Cost

$118 - $229

There are 1,019.18 miles from Grass Range to Vandalia in southeast direction and 1,266 miles (2,037.43 kilometers) by car, following the I-29 route.

Grass Range and Vandalia are 22 hours 51 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Vandalia, MO.

Please note the time difference between Grass Range, MT and Vandalia, MO is 1 hour. The current time in Grass Range is 10:31 am and the current time in Vandalia is 11:31 am.

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Lowest Price Rental Cars in Grass Range, MT

Planning on renting a car to go from Grass Range, MT to Vandalia, MO? Here there are some offers to rent a car in Grass Range, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Grass Range »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 50.84 gallons of gas to cover the route between Grass Range, MT and Vandalia, MO.

The estimated cost of gas to go from Grass Range to Vandalia is $165.84.

During the route, an average car will release 996.03 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 Grass Range, MT and Vandalia, MO

If you want to meet halfway between Grass Range, MT and Vandalia, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.800298 and -99.385782, or 43º 48' 1.0728" N, 99º 23' 8.8152" W. This location is 632.94 miles away from Grass Range, MT and Vandalia, MO and it would take approximately 11 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 Oacoma, SD, situated 609 miles from Grass Range, MT and 658 miles from Vandalia, MO. It would take 10 hours 56 mins to go from Grass Range to Oacoma and 11 hours 57 mins to go from Vandalia to Oacoma.