Distance from Houston to Thornton by Car and Plane

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3. Distance Between Houston and Thornton

The flight distance from Houston (TX) to Thornton (CO) is 885 miles or 1423 kilometers or 768 nautical miles.
Driving distance from Houston to Thornton is 1023 miles (1647 kilometers).
Difference between fly and travel by a car is 138 miles or 224 km.

Houston to Thornton Flight Route Map

Map Showing the Distance Between Houston, TX and Thornton, CO
This map shows the distance from Houston, TX, Usa to Thornton, CO, Usa. You can also see the distance in miles and km below the map. Flight route map from Houston, Texas to Thornton, Colorado is displayed below.

Driving distance from Houston, TX to Thornton, CO

The driving distance from Houston, Texas to Thornton, Colorado is 1023 miles or 1647 km.
The total driving distance from Houston, TX to Thornton, CO is 1023 miles or 1647 kilometers. Your trip begins in Houston, Texas. It ends in Thornton, Colorado.
The driving distance from Houston, Texas to Thornton, Colorado is approximately 1023 miles (1647 kilometers), depending on the specific route you take. Without considering any traffic or other delays, driving this distance typically takes around 18 to 19 hours under normal conditions.

Driving time from Houston, TX to Thornton, CO

How long is the drive from Houston, TX to Thornton, CO?
The total driving time is 18 hours, 56 minutes.
How long does a car ride from Houston to Thornton take?
Houston and Thornton are 18 hours 56 mins far apart, if you drive non-stop.

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Attention! According to the recommendations of experts, you should stop and take a break every 2 hours on average, take a fresh air and walk a little to protect your alertness and health during long trips by car. In addition, you can drink some coffee to prevent you from sleeping. People who drive constantly without taking a break lose their focus and can eventually cause accidents. Also, please drive carefully and follow the speed rules.

Time Difference between Houston and Thornton

Time difference between Houston (TX) and Thornton (CO) is 1 Hours.
Thornton time is 1 Hours behind Houston.

Current local time in Houston	Current local time in Thornton
2025-12-20, 16:27:26 CST	2025-12-20, 15:27:26 MST

How Far is it Between Houston Texas, USA and Thornton Colorado, USA?

You can compare air and road distance between Houston, TX and Thornton, CO in this summary table of distances in miles, kilometers and nautical miles.

Distance type	Miles	Kilometers	Nautical miles
Driving distance	1023 mi	1647 km	888.37 nmi
Straight line distance	885 mi	1423 km	768 nmi
Difference	138 mi	224 km	120 nmi

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