How far is Manassa, CO from Thornton, CO?
The driving distance from Manassa, CO to Thornton, CO is about 250.1 miles (402.5 km), with a travel time of about 04h 19m by car.
- The straight-line flight distance is about 193.3 miles (311.1 km).
- For a round trip, plan for roughly 08h 39m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 04h 19m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
The most populous city in Pueblo County, Colorado.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Manassa and Thornton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Manassa and Thornton.
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1
Start on North 5th Street
40 m · 8 sec · North 5th Street
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2
Turn right onto Main Street
2.8 mi · 6 min · Main Street
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3
Turn right
21.5 mi · 36 min
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4
Turn right onto Fourth Street
1.1 km · 2 min · Fourth Street
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5
At the end of the road, turn left onto Denver Avenue
159 m · 18 sec · Denver Avenue
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6
Continue on Broadway Avenue
1420 ft · 41 sec · Broadway Avenue
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7
Continue on Santa Fe Avenue
71.4 mi · 1 hr 28 min · Santa Fe Avenue
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8
Turn left onto Main Street
1938 ft · 44 sec · Main Street
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9
Continue on Main Street
64 m · 4 sec · Main Street
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10
Continue on Walsen Avenue
1.1 km · 1 min · Walsen Avenue
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11
Continue on US Highway 85/87
1.6 mi · 2 min · US Highway 85/87
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12
Take the ramp straight toward I 25 North: Pueblo
86.9 mi · 1 hr 31 min
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13
Continue on Monument Valley Freeway
8.5 mi · 10 min · Monument Valley Freeway
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14
Continue on Ronald Reagan Highway
70.1 mi · 1 hr 18 min · Ronald Reagan Highway
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15
Keep slight right to continue on North Valley Highway
1.3 mi · 2 min · North Valley Highway
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16
Take the exit slight right toward Thornton Parkway
2280 ft · 43 sec
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17
Turn right onto Thornton Parkway
1.4 km · 2 min · Thornton Parkway
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18
Turn right onto Dorothy Boulevard
1077 ft · 51 sec · Dorothy Boulevard
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19
Turn right
36 m · 9 sec
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20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Manassa and Thornton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
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.
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.
Mostly Sunny leaving Manassa and Mostly Sunny then Slight Chance Showers And Thunderstorms near Thornton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Manassa to Thornton?
The road trip is about 250.1 miles (402.5 km) and usually takes 04h 19m 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 134 miles from Manassa and 116.1 miles from Thornton.
How much longer is the road route than the straight-line distance?
The direct path is about 193.3 miles (311.1 km), while the road route adds roughly 56.8 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 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 8:20 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $32.62 one way or $65.23 round trip. Estimated CO2 is about 78.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Manassa and Mostly Sunny then Slight Chance Showers And Thunderstorms near Thornton.
Stop Ideas Near Pueblo
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 Pueblo.
Pueblo, Colorado
Colorado Springs, Colorado
La Junta
Flight Path Map
This map shows the direct air route between Manassa and Thornton. Straight-line distance: 193.3 mi (311.09 km).
#1 Manassa
Human settlement in Conejos County, Colorado, United States of America
| Population | 1,019 |
| Coordinates | 37.1741800, -105.9375200 |
| Altitude | 2344 |
| Country | United States |
#2 Thornton
The seventh most populous city in Colorado.
| Population | 148,113 |
| Coordinates | 39.8680400, -104.9719200 |
| Altitude | 1631 |
| Country | United States |
End: (-104.971859, 39.868064)
Estimated Travel Time
Distance: 402 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 19m |
| 40 mph (64.37 km/h) | 06h 15m |
| 50 mph (80.47 km/h) | 05h 00m |
| 60 mph (96.56 km/h) | 04h 10m |
| 70 mph (112.65 km/h) | 03h 34m |
| 80 mph (129 km/h) | 03h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $32.62 | $65.23 |
| Mid-grade | $4.08 | $36.02 | $72.04 |
| Premium | $4.39 | $38.73 | $77.46 |
| Diesel | $4.74 | $41.78 | $83.56 |
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 · May 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.