How far is Longmont, CO from Durango, CO?
The driving distance from Longmont, CO to Durango, CO is about 361.4 miles (581.6 km), with a travel time of about 08h 15m by car.
- The straight-line flight distance is about 249.7 miles (401.8 km).
- For a round trip, plan for roughly 16h 30m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 08h 15m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Colorado, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Rain Showers
Sunny
Driving Route Map
The map below follows the saved road route between Longmont and Durango.
Turn-by-Turn Driving Directions
Step-by-step road directions between Longmont and Durango.
-
1
Start on the route
19 m · 10 sec
-
2
Turn left onto 5th Avenue
53 m · 10 sec · 5th Avenue
-
3
Turn left onto Main Street
17.3 mi · 25 min · Main Street
-
4
Continue straight
2797 ft · 1 min
-
5
Turn left onto US 36 East: Denver
1737 ft · 44 sec
-
6
Merge slight left onto Denver–Boulder Turnpike
1.2 mi · 1 min · Denver–Boulder Turnpike
-
7
Keep slight right to continue on Denver–Boulder Turnpike
1.9 mi · 2 min · Denver–Boulder Turnpike
-
8
Keep slight right to continue on Denver–Boulder Turnpike
1.2 km · 53 sec · Denver–Boulder Turnpike
-
9
Take the exit slight right toward CO 95 South: Sheridan Boulevard
1708 ft · 37 sec
-
10
Turn right onto Sheridan Boulevard
4.3 mi · 7 min · Sheridan Boulevard
-
11
Take the ramp slight right toward I 76 West
1712 ft · 44 sec
-
12
Merge slight left onto Heartland Expressway
1.3 mi · 2 min · Heartland Expressway
-
13
Merge slight left
8.7 mi · 10 min
-
14
Take the exit slight right toward CO 470 East: Colorado Springs
1.1 km · 51 sec
-
15
Merge slight left
5.1 mi · 6 min
-
16
Take the exit slight right toward US 285 South: Fairplay
1.1 km · 1 min
-
17
Merge slight left
101.5 mi · 2 hr 13 min
-
18
At the end of the road, turn left
11.1 mi · 18 min
-
19
Continue straight
10 mi · 16 min
-
20
Turn left
40.4 mi · 51 min
-
21
Turn slight left
23.5 mi · 34 min
-
22
Turn right onto West Highway 112
13.1 mi · 19 min · West Highway 112
-
23
Turn right onto Grand Avenue
1 km · 2 min · Grand Avenue
-
24
Continue on West U.S. Highway 160
57.8 mi · 1 hr 21 min · West U.S. Highway 160
-
25
Continue on San Juan Street
2.6 mi · 5 min · San Juan Street
-
26
Continue on US 160
10.5 mi · 14 min · US 160
-
27
Continue straight
46.7 mi · 1 hr 2 min
-
28
Turn right onto West 11th Street
605 ft · 31 sec · West 11th Street
-
29
Turn right onto Main Avenue
30 m · 6 sec · Main Avenue
-
30
Arrive at your destination
0 m · 1 sec · Main Avenue
Car Route Details
A richer read on the saved driving route between Longmont and Durango.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
US 285 South
Merge slight left
101 mi · 02h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny then Slight Chance Rain Showers leaving Longmont and Sunny near Durango.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Longmont to Durango?
The road trip is about 361.4 miles (581.6 km) and usually takes 08h 15m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Bonanza is a useful midpoint, sitting about 180.7 miles from Longmont and 180.8 miles from Durango.
How much longer is the road route than the straight-line distance?
The direct path is about 249.7 miles (401.8 km), while the road route adds roughly 111.7 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 7:30 AM MDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $47.15 one way or $94.30 round trip. Estimated CO2 is about 113.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Longmont and Sunny near Durango.
Stop Ideas Near Bonanza
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Bonanza.
Poncha Springs, CO
Salida, CO
Buena Vista, CO
Gunnison-Downtown, CO
Flight Path Map
This map shows the direct air route between Longmont and Durango. Straight-line distance: 249.67 mi (401.81 km).
#1 Longmont
The most populous city in Boulder County, Colorado.
| Population | 98,445 |
| Coordinates | 40.1672100, -105.1019300 |
| Altitude | 1519 |
| Country | United States |
#2 Durango
City in and county seat of La Plata County, Colorado, United States
| Population | 19,690 |
| Coordinates | 37.2752800, -107.8800700 |
| Altitude | 1991 |
| Country | United States |
End: Durango (-107.88007, 37.27528)
Estimated Travel Time
Distance: 582 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 02m |
| 40 mph (64.37 km/h) | 09h 02m |
| 50 mph (80.47 km/h) | 07h 13m |
| 60 mph (96.56 km/h) | 06h 01m |
| 70 mph (112.65 km/h) | 05h 09m |
| 80 mph (129 km/h) | 04h 30m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $47.15 | $94.30 |
| Mid-grade | $4.08 | $52.07 | $104.14 |
| Premium | $4.39 | $55.99 | $111.97 |
| Diesel | $4.74 | $60.40 | $120.79 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Colorado · Apr 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.