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

Distance from Napton, MO to Keldron, SD

Distance

834 mi

Time

15 hours 5 mins

Gas Cost

$78 - $151

There are 650.04 miles from Napton to Keldron in northwest direction and 834 miles (1,342.19 kilometers) by car, following the I-29 and US-6 route.

Napton and Keldron are 15 hours 5 mins far apart, if you drive non-stop .

This is the fastest route from Napton, MO to Keldron, SD. The halfway point is Sioux Falls, SD.

Please note the time difference between Napton, MO and Keldron, SD is 1 hour. The current time in Napton is 8:17 am and the current time in Keldron is 7:17 am.

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Lowest Price Rental Cars in Napton, MO

Planning on renting a car to go from Napton, MO to Keldron, SD? 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 33.50 gallons of gas to cover the route between Napton, MO and Keldron, SD.

The estimated cost of gas to go from Napton to Keldron is $109.26.

During the route, an average car will release 656.25 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 Keldron, SD

If you want to meet halfway between Napton, MO and Keldron, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.525051 and -96.779472, or 43º 31' 30.1836" N, 96º 46' 46.0992" W. This location is 417.02 miles away from Napton, MO and Keldron, SD and it would take approximately 7 hours 32 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest and also the major city is Sioux Falls, SD, situated 448.08 miles from Napton, MO and 384.14 miles from Keldron, SD. It would take 6 hours 47 mins to go from Napton to Sioux Falls and 7 hours 26 mins to go from Keldron to Sioux Falls.