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

Distance from Williamstown, MO to Jackson, MS

Distance

645 mi

Time

12 hours 13 mins

Gas Cost

$60 - $117

There are 555.99 miles from Williamstown to Jackson in south direction and 645 miles (1,038.03 kilometers) by car, following the I-55 route.

Williamstown and Jackson are 12 hours 13 mins far apart, if you drive non-stop .

This is the fastest route from Williamstown, MO to Jackson, MS.

Williamstown, MO and Jackson, MS are in the same time zone (CDT). Current time in both locations is 2:22 pm.

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Lowest Price Rental Cars in Williamstown, MO

Planning on renting a car to go from Williamstown, MO to Jackson, MS? 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 25.92 gallons of gas to cover the route between Williamstown, MO and Jackson, MS.

The estimated cost of gas to go from Williamstown to Jackson is $84.55.

During the route, an average car will release 507.82 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 Jackson, MS

If you want to meet halfway between Williamstown, MO and Jackson, MS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.633525 and -89.546588, or 36º 38' 0.69" N, 89º 32' 47.7168" W. This location is 322.70 miles away from Williamstown, MO and Jackson, MS and it would take approximately 6 hours 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kewanee, MO, situated 314 miles from Williamstown, MO and 335 miles from Jackson, MS. It would take 6 hours 19 mins to go from Williamstown to Kewanee and 6 hours 4 mins to go from Jackson to Kewanee.