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

Distance from Katy, TX to Ruston, LA

Distance

333 mi

Time

6 hours 17 mins

Gas Cost

$30 - $59

There are 266.94 miles from Katy to Ruston in northeast direction and 333 miles (535.91 kilometers) by car, following the I-20 route.

Katy and Ruston are 6 hours 17 mins far apart, if you drive non-stop .

This is the fastest route from Katy, TX to Ruston, LA. The halfway point is Lake Charles, LA.

Katy, TX and Ruston, LA are in the same time zone (CDT). Current time in both locations is 5:12 pm.

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Lowest Price Rental Cars in Katy, TX

Planning on renting a car to go from Katy, TX to Ruston, LA? 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 13.37 gallons of gas to cover the route between Katy, TX and Ruston, LA.

The estimated cost of gas to go from Katy to Ruston is $42.84.

During the route, an average car will release 261.98 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 Ruston, LA

If you want to meet halfway between Katy, TX and Ruston, LA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 30.243759 and -93.201439, or 30º 14' 37.5324" N, 93º 12' 5.1804" W. This location is 166.48 miles away from Katy, TX and Ruston, LA and it would take approximately 3 hours 8 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Lake Charles, LA, situated 171 miles from Katy, TX and 190 miles from Ruston, LA. It would take 2 hours 40 mins to go from Katy to Lake Charles and 3 hours 35 mins to go from Ruston to Lake Charles.