Distance from Denver to Boulder by Car and Plane

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3. Distance Between Denver and Boulder

The flight distance from Denver (CO) to Boulder (CO) is 25 miles or 40 kilometers or 22 nautical miles.
Driving distance from Denver to Boulder is 27 miles (44 kilometers).
Difference between fly and travel by a car is 2 miles or 4 km.

Denver to Boulder Flight Route Map

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

Driving distance from Denver, CO to Boulder, CO

The driving distance from Denver, Colorado to Boulder, Colorado is 27 miles or 44 km.
The total driving distance from Denver, CO to Boulder, CO is 27 miles or 44 kilometers. Your trip begins in Denver, Colorado. It ends in Boulder, Colorado.
The driving distance from Denver, Colorado to Boulder, Colorado is approximately 27 miles (44 kilometers), depending on the specific route you take. Without considering any traffic or other delays, driving this distance typically takes around 0 to 1 hours under normal conditions.

Driving time from Denver, CO to Boulder, CO

How long is the drive from Denver, CO to Boulder, CO?
The total driving time is 0 hours, 39 minutes.
How long does a car ride from Denver to Boulder take?
Denver and Boulder are 0 hours 39 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 Denver and Boulder

Time difference between Denver (CO) and Boulder (CO) is 0 Hours.

Current local time in Denver	Current local time in Boulder
2025-12-21, 22:07:01 MST	2025-12-21, 22:07:01 MST

How Far is it Between Denver Colorado, USA and Boulder Colorado, USA?

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

Distance type	Miles	Kilometers	Nautical miles
Driving distance	27 mi	44 km	23.45 nmi
Straight line distance	25 mi	40 km	22 nmi
Difference	2 mi	4 km	1 nmi

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