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

Distance from Napton, MO to Proctor, MT

Distance

1,546 mi

Time

1 day 2 hours

Gas Cost

$144 - $280

There are 1,220.97 miles from Napton to Proctor in northwest direction and 1,546 miles (2,488.05 kilometers) by car, following the I-90 route.

Napton and Proctor are 1 day 2 hours far apart, if you drive non-stop .

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

Please note the time difference between Napton, MO and Proctor, MT is 1 hour. The current time in Napton is 1:25 pm and the current time in Proctor is 12:25 pm.

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Lowest Price Rental Cars in Napton, MO

Planning on renting a car to go from Napton, MO to Proctor, 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 62.09 gallons of gas to cover the route between Napton, MO and Proctor, MT.

The estimated cost of gas to go from Napton to Proctor is $202.53.

During the route, an average car will release 1,216.43 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 Proctor, MT

If you want to meet halfway between Napton, MO and Proctor, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.107917 and -103.259457, or 44º 6' 28.5012" N, 103º 15' 34.0452" W. This location is 772.99 miles away from Napton, MO and Proctor, MT and it would take approximately 13 hours 25 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Rapid City, SD, situated 798 miles from Napton, MO and 753 miles from Proctor, MT. It would take 13 hours 38 mins to go from Napton to Rapid City and 13 hours 21 mins to go from Proctor to Rapid City.