How far is Aspen from Boulder?

Distance by Flight

Shortest distance between Aspen and Boulder is 100.11 miles (161.11 km).

Flight distance from Aspen, CO to Boulder, CO is 100.11 miles. Estimated flight time is 00 hours 20 minutes.

It takes 00 hours 18 minutes to travel from Aspen to Boulder with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Aspen, Colorado to Boulder, Colorado is: 170.68 miles (274.68 km) by car.

Driving from Aspen to Boulder will take approximately 03 hours 45 minutes.

Boulder image
#1 Aspen

Town in Pitkin County, Colorado, USA

Population 7657
GPS Coordinates 39°11'28"N 106°49'3"W
Latitude 39.1911000
Longitude -106.8175400
Altitude 2405
Country United States
Boulder image
#2 Boulder

City in Colorado, United States of America

Population 107645
GPS Coordinates 40°0'54"N 105°16'14"W
Latitude 40.0149900
Longitude -105.2705500
Altitude 1624
Country United States

Estimated Travel Time Between Aspen and Boulder

The distance between Aspen and Boulder is 275 km if you choose to drive by road. You can go 03 hours 03 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

There is no time difference between Aspen and Boulder. The current time is 20:44:33.

Average Speed Travel Time
30 mph (48.3 km/h) 05 hours 41 minutes
40 mph (64.37 km/h) 04 hours 16 minutes
50 mph (80.47 km/h) 03 hours 24 minutes
60 mph (96.56 km/h) 02 hours 50 minutes
70 mph (112.65 km/h) 02 hours 26 minutes
75 mph (120.7 km/h) 02 hours 16 minutes
80 mph (128.75 km/h) 02 hours 07 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 22.8 liters (6.02 gallon) of gas to cover the route between Aspen and Boulder.
The estimated cost of gas to go from Aspen to Boulder is $19.68 (diesel $21.6).

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price per gallon of daily gas for calculations is $3.267 (Diesel $3.586) /gallon. Last changed prices on October 16, 2021.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Aspen and Boulder (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

Boulder image

Driving distance from Arvada, CO to Aspen 156.46 miles (252 km)

Boulder image

Driving distance from Aurora, CO to Aspen 172.79 miles (278 km)

Driving distance from Broomfield, CO to Aspen 166.73 miles (268 km)

Boulder image

Driving distance from Castle Rock, CO to Aspen 181.49 miles (292 km)

Boulder image

Driving distance from Centennial, CO to Aspen 174.76 miles (281 km)

Boulder image

Driving distance from Colorado Springs, CO to Aspen 156.52 miles (252 km)

Boulder image

Driving distance from Denver, CO to Aspen 158.9 miles (256 km)

Boulder image

Driving distance from Lakewood, CO to Aspen 154.33 miles (248 km)

Boulder image

Driving distance from Pueblo, CO to Aspen 183.77 miles (296 km)

Boulder image

Driving distance from Thornton, CO to Aspen 165.87 miles (267 km)

Boulder image

Driving distance from Westminster, CO to Aspen 160.73 miles (259 km)

Boulder image

Driving distance from Fort Collins, CO to Aspen 219.34 miles (353 km)

Gas Cost Calculator

Find hotel in