Distance between cities › USA › Missouri › Napton, MO › Distance from Napton to Augusta Book Hotels

Distance from Napton, MO to Augusta, MT

Distance

1,383 mi

Time

1 day

Gas Cost

$129 - $251

There are 1,128.31 miles from Napton to Augusta in northwest direction and 1,383 miles (2,225.72 kilometers) by car, following the I-90 route.

Napton and Augusta are 1 day far apart, if you drive non-stop .

This is the fastest route from Napton, MO to Augusta, MT.

Please note the time difference between Napton, MO and Augusta, MT is 1 hour. The current time in Napton is 8:15 am and the current time in Augusta is 7:15 am.

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Lowest Price Rental Cars in Napton, MO

Planning on renting a car to go from Napton, MO to Augusta, MT? Here there are some offers to rent a car in Napton, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Napton »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 55.53 gallons of gas to cover the route between Napton, MO and Augusta, MT.

The estimated cost of gas to go from Napton to Augusta is $181.15.

During the route, an average car will release 1,087.99 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 Napton, MO and Augusta, MT

If you want to meet halfway between Napton, MO and Augusta, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.836287 and -101.858857, or 43º 50' 10.6332" N, 101º 51' 31.8852" W. This location is 691.38 miles away from Napton, MO and Augusta, MT and it would take approximately 12 hours 21 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Cottonwood, SD, situated 731 miles from Napton, MO and 658 miles from Augusta, MT. It would take 12 hours 45 mins to go from Napton to Cottonwood and 12 hours 26 mins to go from Augusta to Cottonwood.