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

Distance from Grass Range, MT to Lathrop, MO

Distance

1,092 mi

Time

19 hours 20 mins

Gas Cost

$102 - $198

There are 890.44 miles from Grass Range to Lathrop in southeast direction and 1,092 miles (1,757.40 kilometers) by car, following the I-29 route.

Grass Range and Lathrop are 19 hours 20 mins far apart, if you drive non-stop .

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

Please note the time difference between Grass Range, MT and Lathrop, MO is 1 hour. The current time in Grass Range is 6:02 am and the current time in Lathrop is 7:02 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 Lathrop, 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 43.84 gallons of gas to cover the route between Grass Range, MT and Lathrop, MO.

The estimated cost of gas to go from Grass Range to Lathrop is $143.

During the route, an average car will release 858.88 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 Lathrop, MO

If you want to meet halfway between Grass Range, MT and Lathrop, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.90091 and -100.946155, or 43º 54' 3.276" N, 100º 56' 46.158" W. This location is 545.78 miles away from Grass Range, MT and Lathrop, MO and it would take approximately 9 hours 40 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Okaton, SD, situated 532 miles from Grass Range, MT and 560 miles from Lathrop, MO. It would take 9 hours 44 mins to go from Grass Range to Okaton and 9 hours 38 mins to go from Lathrop to Okaton.