Distance between cities › USA › Texas › Keller, TX › Distance from Keller to Thornton Book Hotels

Distance from Keller, TX to Thornton, TX

Distance

136 mi

Time

2 hours 45 mins

Gas Cost

$12 - $24

There are 112.04 miles from Keller to Thornton in southeast direction and 136 miles (218.87 kilometers) by car, following the I-45 route.

Keller and Thornton are 2 hours 45 mins far apart, if you drive non-stop .

This is the fastest route from Keller, TX to Thornton, TX. The halfway point is Hillsboro, TX.

Keller, TX and Thornton, TX are in the same time zone (CDT). Current time in both locations is 8:56 pm.

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Lowest Price Rental Cars in Keller, TX

Planning on renting a car to go from Keller, TX to Thornton, TX? Here there are some offers to rent a car in Keller, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Keller »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 5.48 gallons of gas to cover the route between Keller, TX and Thornton, TX.

The estimated cost of gas to go from Keller to Thornton is $17.57.

During the route, an average car will release 107.37 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 $3.21 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Keller, TX and Thornton, TX

If you want to meet halfway between Keller, TX and Thornton, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 31.964287 and -97.118027, or 31º 57' 51.4332" N, 97º 7' 4.8972" W. This location is 68.23 miles away from Keller, TX and Thornton, TX and it would take approximately 1 hour 22 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Hillsboro, TX, situated 74 miles from Keller, TX and 76 miles from Thornton, TX. It would take 1 hour 14 mins to go from Keller to Hillsboro and 1 hour 33 mins to go from Thornton to Hillsboro.