How far is Boulder, CO from Durango, CO?

The driving distance from Boulder, CO to Durango, CO is about 347.7 miles (559.5 km), with a travel time of about 08h 01m by car.

  • The straight-line flight distance is about 235.9 miles (379.7 km).
  • For a round trip, plan for roughly 16h 02m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
347.69 mi
08h 01m
Flight
235.9 mi
379.65 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Boulder.

Flight Distance

Direct air line
235.9 mi
Kilometers
379.65 km
Flight Time
00h 28m

Driving Distance

Road route
347.69 mi
Kilometers
559.55 km
Drive Time
08h 01m

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 01m.

Arrival Snapshot
Arrive in Durango
Thu, Apr 23, 5:59 AM MDT
Return by in Boulder
Thu, Apr 23, 2:00 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Boulder
2026-04-22T21:58
Arrive Durango
Thu, Apr 23, 5:59 AM MDT
Route Timing
08h 01m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
2:01 PM to 3:31 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
7:58 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Boulder
8:00 PM MDT
Overnight-style route

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.

Mid-route stop
Bonanza
CO

Town in Colorado, USA

From Boulder
173.8 mi
04h 00m
To Durango
173.9 mi
04h 00m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
7 to 17 mph SW
Destination
67°F
Wednesday

Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
0 to 25 mph SW

Driving Route Map

The map below follows the saved road route between Boulder and Durango.

Turn-by-Turn Driving Directions

Step-by-step road directions between Boulder and Durango.

  1. 1

    Start on the route

    27 m · 7 sec

  2. 2

    Turn right onto 19th Street

    44 m · 14 sec · 19th Street

  3. 3

    Turn left onto Arapahoe Avenue

    3210 ft · 2 min · Arapahoe Avenue

  4. 4

    Turn right onto 28th Street

    1.2 km · 2 min · 28th Street

  5. 5

    Turn straight onto Baseline Road

    865 ft · 18 sec

  6. 6

    Keep slight left to continue on Baseline Road, Broadway South

    116 m · 16 sec

  7. 7

    Continue on 27th Way

    1484 ft · 46 sec · 27th Way

  8. 8

    At the end of the road, turn left onto Broadway

    2.2 mi · 4 min · Broadway

  9. 9

    Continue on South Foothills Highway

    8.3 mi · 12 min · South Foothills Highway

  10. 10

    Continue straight

    7.5 mi · 11 min

  11. 11

    Continue on Dinosaur Diamond Prehistoric Highway

    2.9 mi · 5 min · Dinosaur Diamond Prehistoric Highway

  12. 12

    Turn right

    6.2 mi · 7 min

  13. 13

    Take the exit slight right toward US 285 South: Fairplay

    1.1 km · 1 min

  14. 14

    Merge slight left

    101.5 mi · 2 hr 13 min

  15. 15

    At the end of the road, turn left

    11.1 mi · 18 min

  16. 16

    Continue straight

    10 mi · 16 min

  17. 17

    Turn left

    40.4 mi · 51 min

  18. 18

    Turn slight left

    23.5 mi · 34 min

  19. 19

    Turn right onto West Highway 112

    13.1 mi · 19 min · West Highway 112

  20. 20

    Turn right onto Grand Avenue

    1 km · 2 min · Grand Avenue

  21. 21

    Continue on West U.S. Highway 160

    57.8 mi · 1 hr 21 min · West U.S. Highway 160

  22. 22

    Continue on San Juan Street

    2.6 mi · 5 min · San Juan Street

  23. 23

    Continue on US 160

    10.5 mi · 14 min · US 160

  24. 24

    Continue straight

    46.7 mi · 1 hr 2 min

  25. 25

    Turn right onto West 11th Street

    605 ft · 31 sec · West 11th Street

  26. 26

    Turn right onto Main Avenue

    30 m · 6 sec · Main Avenue

  27. 27

    Arrive at your destination

    0 m · 1 sec · Main Avenue

Car Route Details

A richer read on the saved driving route between Boulder and Durango.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
27 steps
13 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
7.8 / 100 mi
Decision points by distance
Main Roads
US 285 South
112 mi · 32%
West U.S. Highway 160
57.8 mi · 17%
US 160
57.2 mi · 16%
South Foothills Highway
15.8 mi · 5%
West Highway 112
13.1 mi · 4%
Dinosaur Diamond Prehistoric Highway
2.9 mi · 1%
Longest Stretch

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.

Trip Read

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.

Drive Time
08h 01m
Overnight route
Same-Day Return
16h 02m
Round-trip wheel time
Road vs Air
+111.8 mi
235.9 mi direct line
Halfway Stop
Bonanza
04h 00m from Boulder
Leave By
7:58 PM MDT
Overnight-style route
Weather Watch

Mostly Sunny leaving Boulder and Sunny near Durango.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Boulder to Durango?

The road trip is about 347.7 miles (559.5 km) and usually takes 08h 01m 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 173.8 miles from Boulder and 173.9 miles from Durango.

How much longer is the road route than the straight-line distance?

The direct path is about 235.9 miles (379.7 km), while the road route adds roughly 111.8 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 $45.37 one way or $90.75 round trip. Estimated CO2 is about 109 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Boulder and Sunny near Durango.

Stop Ideas Near Bonanza

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Bonanza, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Bonanza.

BUS

Poncha Springs, CO

25 mi away
6250 US Highway 285
BUS

Salida, CO

29 mi away
54 Jones Avenue
BUS

Buena Vista, CO

58 mi away
27318 County Road 314
BUS

Gunnison-Downtown, CO

74 mi away
905 North Main Street

Flight Path Map

This map shows the direct air route between Boulder and Durango. Straight-line distance: 235.9 mi (379.65 km).

Boulder

#1 Boulder

The most populous city in Boulder County, Colorado.

Population107,645
Coordinates40.0149900, -105.2705500
Altitude1624
CountryUnited States
Durango

#2 Durango

City in and county seat of La Plata County, Colorado, United States

Population19,690
Coordinates37.2752800, -107.8800700
Altitude1991
CountryUnited States
Start: Boulder (-105.27055, 40.01499)
End: Durango (-107.88007, 37.27528)

Estimated Travel Time

Distance: 560 km by road

SpeedTime
30 mph (48.3 km/h)11h 35m
40 mph (64.37 km/h)08h 41m
50 mph (80.47 km/h)06h 57m
60 mph (96.56 km/h)05h 47m
70 mph (112.65 km/h)04h 58m
80 mph (129 km/h)04h 20m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.27 gal
46.44 L · about $45.37
Round trip
$90.75
24.54 gal · 92.88 L
Estimated CO2
109 kg one way
Round trip: 218.1 kg / 481 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $45.37 $90.75
Mid-grade $4.08 $50.11 $100.22
Premium $4.39 $53.88 $107.76
Diesel $4.74 $58.12 $116.25

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 23, 2026

There is no time difference between Boulder and Durango. The current time is 21:58:28.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.