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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.
Flight distance from Houston, TX to Thornton, CO in miles and km?
The air travel (bird fly) shortest distance between Houston and Thornton is 885 miles or 1423 km.
The nearest airport to Houston, is
George Bush Intercontinental Houston Airport (IAH) and the nearest airport to Thornton, is
Denver International Airport (DEN).
What is the average flight time from Houston to Thornton?
Flight time from Houston, TX to Thornton, CO is 2 hours 1 minutes under average conditions.
Exact flight times may vary depending on aircraft type, weather conditions, baggage load, and other environmental factors.
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.
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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