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

Distance from Katy, TX to Lamar, NE

Distance

1,019 mi

Time

18 hours 22 mins

Gas Cost

$93 - $181

There are 821.75 miles from Katy to Lamar in northwest direction and 1,019 miles (1,639.92 kilometers) by car, following the I-70 and US-40 route.

Katy and Lamar are 18 hours 22 mins far apart, if you drive non-stop .

This is the fastest route from Katy, TX to Lamar, NE. The halfway point is Tonkawa, OK.

Please note the time difference between Katy, TX and Lamar, NE is 1 hour. The current time in Katy is 8:44 pm and the current time in Lamar is 7:44 pm.

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Lowest Price Rental Cars in Katy, TX

Planning on renting a car to go from Katy, TX to Lamar, NE? 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 40.92 gallons of gas to cover the route between Katy, TX and Lamar, NE.

The estimated cost of gas to go from Katy to Lamar is $131.10.

During the route, an average car will release 801.67 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 Lamar, NE

If you want to meet halfway between Katy, TX and Lamar, NE or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.645180 and -97.326012, or 36º 38' 42.648" N, 97º 19' 33.6432" W. This location is 509.43 miles away from Katy, TX and Lamar, NE and it would take approximately 9 hours 11 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Tonkawa, OK, situated 544 miles from Katy, TX and 479 miles from Lamar, NE. It would take 8 hours 45 mins to go from Katy to Tonkawa and 8 hours 24 mins to go from Lamar to Tonkawa.

Major Cities Along the Route

Some major cities along the route include Cypress, TX,College Station, TX,Waco, TX,Denton, TX,Fort Worth, TX,Wichita, KS,Oklahoma City, OK, and Norman, OK.