How far is Buena Vista, CO from Boulder, CO?

The driving distance from Buena Vista, CO to Boulder, CO is about 134.4 miles (216.3 km), with a travel time of about 02h 34m by car.

  • The straight-line flight distance is about 93.1 miles (149.9 km).
  • For a round trip, plan for roughly 05h 09m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
134.38 mi
02h 34m
Flight
93.14 mi
149.89 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Buena Vista.

Flight Distance

Direct air line
93.14 mi
Kilometers
149.89 km
Flight Time
00h 11m

Driving Distance

Road route
134.38 mi
Kilometers
216.26 km
Drive Time
02h 34m

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 02h 34m.

Arrival Snapshot
Arrive in Boulder
Wed, Apr 22, 11:40 PM MDT
Return by in Buena Vista
Thu, Apr 23, 2:15 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Buena Vista
2026-04-22T21:06
Arrive Boulder
Wed, Apr 22, 11:40 PM MDT
Route Timing
02h 34m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
10:35 AM to 12:35 PM MDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:20 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Buena Vista
9:30 PM MDT
Morning start is best

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
Montezuma
CO

Town in Colorado, USA

From Buena Vista
67.1 mi
01h 17m
To Boulder
67.3 mi
01h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Wednesday

Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
5 to 30 mph SW
Destination
75°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
7 to 17 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Buena Vista and Boulder.

  1. 1

    Start on East Main Street

    136 m · 16 sec · East Main Street

  2. 2

    Turn left

    2.4 mi · 3 min

  3. 3

    Turn left

    74 mi · 1 hr 34 min

  4. 4

    Continue straight

    27.8 mi · 40 min

  5. 5

    Take the exit slight right toward CO 470 West: West CO 470 to I-70

    1552 ft · 53 sec

  6. 6

    Merge slight left

    7 mi · 9 min

  7. 7

    Merge slight left onto Dinosaur Diamond Prehistoric Highway

    2.7 mi · 4 min · Dinosaur Diamond Prehistoric Highway

  8. 8

    Continue straight

    7.5 mi · 11 min

  9. 9

    Continue straight

    11.8 mi · 20 min

  10. 10

    Turn right onto University Avenue

    1049 ft · 36 sec · University Avenue

  11. 11

    Continue on 17th Street

    813 ft · 30 sec · 17th Street

  12. 12

    Turn right onto Athens Street

    646 ft · 33 sec · Athens Street

  13. 13

    Turn left onto 19th Street

    864 ft · 29 sec · 19th Street

  14. 14

    Turn left

    27 m · 5 sec

  15. 15

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
15 steps
6 turns on the saved route
Ramps & Exits
3
2 merges, 1 ramps or exits
Navigation Density
11.2 / 100 mi
Decision points by distance
Main Roads
East Main Street
27.9 mi · 21%
Dinosaur Diamond Prehistoric Highway
22 mi · 16%
CO 470 West
7.27 mi · 5%
University Avenue
0.2 mi
19th Street
0.16 mi
17th Street
0.15 mi
Longest Stretch

Longest stretch

Turn left

74 mi · 01h 34m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 34m
Day trip friendly
Same-Day Return
05h 10m
Round-trip wheel time
Road vs Air
+41.3 mi
93.1 mi direct line
Halfway Stop
Montezuma
01h 17m from Buena Vista
Leave By
1:20 PM MDT
Morning start is best
Weather Watch

Sunny leaving Buena Vista and Mostly Sunny near Boulder.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Buena Vista to Boulder?

The road trip is about 134.4 miles (216.3 km) and usually takes 02h 34m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Montezuma is a useful midpoint, sitting about 67.1 miles from Buena Vista and 67.3 miles from Boulder.

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

The direct path is about 93.1 miles (149.9 km), while the road route adds roughly 41.3 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 1:20 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $17.53 one way or $35.06 round trip. Estimated CO2 is about 42.1 kg one way.

What should you check before leaving?

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

Stop Ideas Near Montezuma

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

Mid-route Guidance
Local place coverage is thin around Montezuma, 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 Montezuma.

BUS

Frisco, Colorado

20 mi away
1010 Meadow Drive
BUS

Vail, Colorado

41 mi away
241 South Frontage Road East
RAIL

Fraser – Winter Park

41 mi away
205 Fraser Avenue
BUS

Fairplay, CO

41 mi away
620 US Highway 285

Flight Path Map

This map shows the direct air route between Buena Vista and Boulder. Straight-line distance: 93.14 mi (149.89 km).

Buena Vista

#1 Buena Vista

Town of the United States

Population3,116
Coordinates38.8422200, -106.1311300
Altitude2421
CountryUnited States
Boulder

#2 Boulder

The most populous city in Boulder County, Colorado.

Population107,645
Coordinates40.0149900, -105.2705500
Altitude1624
CountryUnited States
Start: East Main Street (-106.131129, 38.842217)
End: (-105.27055, 40.014996)

Estimated Travel Time

Distance: 216 km by road

SpeedTime
30 mph (48.3 km/h)04h 28m
40 mph (64.37 km/h)03h 21m
50 mph (80.47 km/h)02h 41m
60 mph (96.56 km/h)02h 14m
70 mph (112.65 km/h)01h 55m
80 mph (129 km/h)01h 40m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.74 gal
17.95 L · about $17.53
Round trip
$35.06
9.48 gal · 35.9 L
Estimated CO2
42.1 kg one way
Round trip: 84.2 kg / 186 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $17.53 $35.06
Mid-grade $4.08 $19.36 $38.72
Premium $4.39 $20.81 $41.63
Diesel $4.74 $22.45 $44.91

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 Buena Vista and Boulder. The current time is 21:06:00.

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.