Distance between cities › USA › Texas › Katy, TX › Distance from Katy to Williamson Book Hotels

Distance from Katy, TX to Williamson, GA

Distance

800 mi

Time

15 hours 7 mins

Gas Cost

$73 - $142

There are 714.53 miles from Katy to Williamson in northeast direction and 800 miles (1,287.48 kilometers) by car, following the I-65 route.

Katy and Williamson are 15 hours 7 mins far apart, if you drive non-stop .

This is the fastest route from Katy, TX to Williamson, GA. The halfway point is Stennis Space Center, MS.

Please note the time difference between Katy, TX and Williamson, GA is 1 hour. The current time in Katy is 9:43 pm and the current time in Williamson is 10:43 pm.

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Lowest Price Rental Cars in Katy, TX

Planning on renting a car to go from Katy, TX to Williamson, GA? Here there are some offers to rent a car in Katy, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Katy »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 32.14 gallons of gas to cover the route between Katy, TX and Williamson, GA.

The estimated cost of gas to go from Katy to Williamson is $102.98.

During the route, an average car will release 629.68 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Katy, TX and Williamson, GA

If you want to meet halfway between Katy, TX and Williamson, GA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 30.334961 and -89.511536, or 30º 20' 5.8596" N, 89º 30' 41.5296" W. This location is 400.14 miles away from Katy, TX and Williamson, GA and it would take approximately 7 hours 33 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Stennis Space Center, MS, situated 401 miles from Katy, TX and 428 miles from Williamson, GA. It would take 6 hours 23 mins to go from Katy to Stennis Space Center and 6 hours 37 mins to go from Williamson to Stennis Space Center.