How far is Alamosa, CO from Denver, CO?

The driving distance from Alamosa, CO to Denver, CO is about 218.6 miles (351.8 km), with a travel time of about 03h 47m by car.

  • The straight-line flight distance is about 163.9 miles (263.8 km).
  • For a round trip, plan for roughly 07h 35m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 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
218.6 mi
03h 47m
Flight
163.94 mi
263.84 km direct

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

Learn Distance

Choose another destination from Alamosa.

Flight Distance

Direct air line
163.94 mi
Kilometers
263.84 km
Flight Time
00h 19m

Driving Distance

Road route
218.6 mi
Kilometers
351.8 km
Drive Time
03h 47m

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 03h 47m.

Arrival Snapshot
Arrive in Denver
Sun, Apr 19, 7:16 AM MDT
Return by in Alamosa
Sun, Apr 19, 11:04 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Alamosa
2026-04-19T03:28
Arrive Denver
Sun, Apr 19, 7:16 AM MDT
Route Timing
03h 47m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
9:48 AM to 11:48 AM MDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:24 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Alamosa
9:00 PM MDT
Early departure recommended

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
Pueblo
CO

The most populous city in Pueblo County, Colorado.

From Alamosa
116.1 mi
01h 53m
To Denver
102.5 mi
01h 53m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
66°F
Sunday

Sunny

Starts
Sun, Apr 19 6:00 AM MDT
Wind
5 to 10 mph S
Destination
71°F
Sunday

Sunny

Starts
Sun, Apr 19 6:00 AM MDT
Wind
3 to 8 mph SSE

Driving Route Map

The map below follows the saved road route between Alamosa and Denver.

Turn-by-Turn Driving Directions

Step-by-step road directions between Alamosa and Denver.

  1. 1

    Start on Ross Avenue

    20 m · 7 sec · Ross Avenue

  2. 2

    Turn left onto Fourth Street

    2320 ft · 1 min · Fourth Street

  3. 3

    At the end of the road, turn left onto Denver Avenue

    159 m · 18 sec · Denver Avenue

  4. 4

    Continue on Broadway Avenue

    1420 ft · 41 sec · Broadway Avenue

  5. 5

    Continue on Santa Fe Avenue

    71.4 mi · 1 hr 28 min · Santa Fe Avenue

  6. 6

    Turn left onto Main Street

    1938 ft · 44 sec · Main Street

  7. 7

    Continue on Main Street

    64 m · 4 sec · Main Street

  8. 8

    Continue on Walsen Avenue

    1.1 km · 1 min · Walsen Avenue

  9. 9

    Continue on US Highway 85/87

    1.6 mi · 2 min · US Highway 85/87

  10. 10

    Take the ramp straight toward I 25 North: Pueblo

    86.9 mi · 1 hr 31 min

  11. 11

    Continue on Monument Valley Freeway

    8.5 mi · 10 min · Monument Valley Freeway

  12. 12

    Continue on Ronald Reagan Highway

    57.6 mi · 1 hr 1 min · Ronald Reagan Highway

  13. 13

    Take the exit slight right toward Downing Street, Washington Street, Emerson Street

    622 ft · 15 sec

  14. 14

    Keep slight left to continue on Emerson Street, Washington Street

    1617 ft · 40 sec

  15. 15

    Continue on East Buchtel North Boulevard

    3040 ft · 1 min · East Buchtel North Boulevard

  16. 16

    Turn right onto South Logan Street

    2.7 mi · 5 min · South Logan Street

  17. 17

    Turn left onto East 13th Avenue

    720 ft · 27 sec · East 13th Avenue

  18. 18

    Turn right onto Sherman Street

    644 ft · 34 sec · Sherman Street

  19. 19

    At the end of the road, turn right

    91 m · 22 sec

  20. 20

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Alamosa and Denver.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
20 steps
7 turns on the saved route
Ramps & Exits
2
0 merges, 2 ramps or exits
Navigation Density
9.1 / 100 mi
Decision points by distance
Main Roads
I 25 North
86.9 mi · 40%
Santa Fe Avenue
71.4 mi · 33%
Ronald Reagan Highway
57.6 mi · 26%
Monument Valley Freeway
8.53 mi · 4%
South Logan Street
2.7 mi · 1%
US Highway 85/87
1.61 mi · 1%
Longest Stretch

I 25 North

Take the ramp straight toward I 25 North: Pueblo

86.9 mi · 01h 31m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 47m
Long day trip
Same-Day Return
07h 36m
Round-trip wheel time
Road vs Air
+54.7 mi
163.9 mi direct line
Halfway Stop
Pueblo
01h 53m from Alamosa
Leave By
9:24 AM MDT
Early departure recommended
Weather Watch

Sunny leaving Alamosa and Sunny near Denver.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Alamosa to Denver?

The road trip is about 218.6 miles (351.8 km) and usually takes 03h 47m in normal driving conditions.

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

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Pueblo is a useful midpoint, sitting about 116.1 miles from Alamosa and 102.5 miles from Denver.

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

The direct path is about 163.9 miles (263.8 km), while the road route adds roughly 54.7 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 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 9:24 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $28.51 one way or $57.02 round trip. Estimated CO2 is about 68.5 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Alamosa and Sunny near Denver.

Stop Ideas Near Pueblo

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

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

BUS

Pueblo, Colorado

6 mi away
1080 Chinook Lane
BUS

Colorado Springs, Colorado

67 mi away
120 South Weber Street
RAIL

La Junta

98 mi away
1 West First St.

Flight Path Map

This map shows the direct air route between Alamosa and Denver. Straight-line distance: 163.94 mi (263.84 km).

Alamosa

#1 Alamosa

City in Colorado, USA

Population9,367
Coordinates37.4694500, -105.8700200
Altitude2299
CountryUnited States
Denver

#2 Denver

The twentieth most populous city in the United States and the center of the Denver metropolitan area.

Population735,538
Coordinates39.7391500, -104.9847000
Altitude1609
CountryUnited States
Start: Ross Avenue (-105.870154, 37.469452)
End: (-104.984198, 39.739139)

Estimated Travel Time

Distance: 352 km by road

SpeedTime
30 mph (48.3 km/h)07h 17m
40 mph (64.37 km/h)05h 27m
50 mph (80.47 km/h)04h 22m
60 mph (96.56 km/h)03h 38m
70 mph (112.65 km/h)03h 07m
80 mph (129 km/h)02h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.71 gal
29.2 L · about $28.51
Round trip
$57.02
15.42 gal · 58.4 L
Estimated CO2
68.5 kg one way
Round trip: 137 kg / 302 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $28.51 $57.02
Mid-grade $4.08 $31.49 $62.98
Premium $4.39 $33.85 $67.71
Diesel $4.74 $36.52 $73.04

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 19, 2026

There is no time difference between Alamosa and Denver. The current time is 03:28:53.

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.