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

Distance from Grass Range, MT to Big Spring, KY

Distance

1,589 mi

Time

1 day 4 hours

Gas Cost

$148 - $288

There are 1,312.89 miles from Grass Range to Big Spring in southeast direction and 1,589 miles (2,557.25 kilometers) by car, following the I-94 route.

Grass Range and Big Spring are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Big Spring, KY.

Please note the time difference between Grass Range, MT and Big Spring, KY is 1 hour. The current time in Grass Range is 6:15 am and the current time in Big Spring is 7:15 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 Big Spring, KY? 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 63.83 gallons of gas to cover the route between Grass Range, MT and Big Spring, KY.

The estimated cost of gas to go from Grass Range to Big Spring is $208.23.

During the route, an average car will release 1,250.65 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 Big Spring, KY

If you want to meet halfway between Grass Range, MT and Big Spring, KY or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.718356 and -94.946554, or 45º 43' 6.0816" N, 94º 56' 47.5944" W. This location is 794.74 miles away from Grass Range, MT and Big Spring, KY and it would take approximately 14 hours 17 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sauk Centre, MN, situated 728 miles from Grass Range, MT and 862 miles from Big Spring, KY. It would take 12 hours 29 mins to go from Grass Range to Sauk Centre and 16 hours 10 mins to go from Big Spring to Sauk Centre.