Distance between cities › USA › Missouri › Williamstown, MO › Distance from Williamstown to Ferney Book Hotels

Distance from Williamstown, MO to Ferney, SD

Distance

627 mi

Time

12 hours 15 mins

Gas Cost

$58 - $114

There are 474.82 miles from Williamstown to Ferney in northwest direction and 627 miles (1,009.06 kilometers) by car, following the I-29 route.

Williamstown and Ferney are 12 hours 15 mins far apart, if you drive non-stop .

This is the fastest route from Williamstown, MO to Ferney, SD.

Williamstown, MO and Ferney, SD are in the same time zone (CDT). Current time in both locations is 8:55 am.

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Lowest Price Rental Cars in Williamstown, MO

Planning on renting a car to go from Williamstown, MO to Ferney, SD? Here there are some offers to rent a car in Williamstown, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Williamstown »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 25.19 gallons of gas to cover the route between Williamstown, MO and Ferney, SD.

The estimated cost of gas to go from Williamstown to Ferney is $82.17.

During the route, an average car will release 493.52 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 Williamstown, MO and Ferney, SD

If you want to meet halfway between Williamstown, MO and Ferney, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.514478 and -95.913992, or 41º 30' 52.1208" N, 95º 54' 50.3712" W. This location is 313.61 miles away from Williamstown, MO and Ferney, SD and it would take approximately 6 hours 8 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Missouri Valley, IA, situated 300 miles from Williamstown, MO and 330 miles from Ferney, SD. It would take 6 hours 23 mins to go from Williamstown to Missouri Valley and 6 hours to go from Ferney to Missouri Valley.

Major City Closest to Halfway Point

The major city closest to the halfway point between Williamstown, MO and Ferney, SD is Omaha, NE, situated 313 miles from Williamstown, MO and 356 miles from Ferney, SD. It would take 6 hours 37 mins to go from Williamstown to Omaha and 6 hours 31 mins to go from Ferney to Omaha.