Distance from Thornton, CO to Boulder, CO, miles and hours

Distance from Thornton, CO to Boulder, CO, miles and hours
Distance Value
Driving distance: 25.22 mi (40.59 km)
Line distance: 18.8 mi (30.25 km)
Road time: 32 min
Air distance: 18.8 mi (30.25 km)
Time to flight: 2 min

Distance from Boulder city in Colorado by road in south direction from Thornton, Colorado state is twenty-five miles by car. There are nineteen miles between two cities by map line. With average speed, road between Thornton and Boulder will take about 32 minutes .

Distances between Thornton, CO and Boulder, CO

This week Boulder, CO events

Thornton, CO

Country United States
State Colorado
City Thornton
GPS Coordinates 39° 52' 5" N
-104° 58' 19"W
Latitude 39.86804
Longitude -104.97192

Boulder, CO

Country United States
State Colorado
City Boulder
GPS Coordinates 40° 0' 54" N
-105° 16' 14"W
Latitude 40.01499
Longitude -105.27055


Thornton to Boulder Frequently Asked Questions:

How many miles from Thornton, CO to Boulder, CO?

Mileage from Thornton to Boulder by road is 25.22 miles or 40.59 km;

How far is Thornton from Boulder?

There is 18.8 miles (30.25 km) between Thornton and Boulder

How long is the trip between city of Thornton and Boulder?

The driving time between two cities is approx 32 minutes

Distance Thornton Boulder

Distance Thornton Boulder
Distance type Miles Kilometers Nautical miles
Straight line distance 18.8 30.26 16.34
Driving distance 25.22 40.59 21.92

This table contains data about distance in miles, kilometers and nautical miles between Thornton, CO and Boulder, CO

How far is Thornton from Boulder? Distance between cities in miles and other information about road, distance, approximate travel time and some other trip tips are in FAQ section. We have simple distance tables that will help you in travel. Fastest way to get Boulder city is by plane, so check flight duration between Thornton and Boulder. And dont forget to look at distance from Boulder to Thornton. In case of car trip, use table info to see details for travelers by United States roads from Thornton to Boulder.


How long does it take to fly to Boulder from Thornton?

Flying time is about 2 minutes

How to calculate flight duration?

Select arrival and departure cities, current are Thornton, CO and Thornton, CO

How long is flight from Thornton to Boulder?

This flight will take about two minutes ;

How to get to Boulder from Thornton?

You can buy ticket to plane or drive by car, check ; distance in miles between Boulder and Thornton

Flying times compare

Aircraft Cruising speed Time
Average 510 mph 2 min
Boeing 737 515 mph 2 min
Boeing 777 554 mph 2 min
Airbus 515 mph 2 min

Dont forget to include time in airport before and after flight.

Please note: current air time calculator show approximate distance and time between cities Thornton, CO and Boulder, CO. This values can be different if you flight from airports in this cities. To calculate exact time can be shown only when you buy ticket to the plane. We do not guarantee that there is an airline that connects city Thornton and Boulder. To find out if there is such a flight use the ticket purchase service.

To calculate distance from Thornton, CO to Boulder, CO we use gps coordinates of city centers. In this way we can find the shortest distance between two points by air and best road mileage. Total distance is actual and is frequently updated with google maps data. If you search for other tour, choose other USA destination in search form. Just select start and finish points, or click one of suggested city couples below. We hope you find all information with this calculator, so dont forget to bookmark this page or share to Facebook or Twitter, this will help you to get new voyage in future. Enjoy your trips with you friends! And be safe on roads.