How far is Guin, AL from Decatur, AL?
The driving distance from Guin, AL to Decatur, AL is about 89.4 miles (143.9 km), with a travel time of about 01h 40m by car.
- The straight-line flight distance is about 69.2 miles (111.3 km).
- For a round trip, plan for roughly 03h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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.
This route works well as a day trip with time at the destination.
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 01h 40m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Guin and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Guin and Decatur.
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1
Start on the route
16 m · 5 sec
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2
Turn right
18.7 mi · 27 min
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3
Continue straight
18.5 mi · 21 min
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4
At the end of the road, turn left onto Andrew Jackson Highway
6.6 mi · 8 min · Andrew Jackson Highway
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5
Turn left
846 ft · 31 sec
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6
Merge slight left
35.7 mi · 42 min
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7
Continue straight
7.5 mi · 9 min
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8
Continue on Moulton Street West
2 mi · 4 min · Moulton Street West
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9
Turn left onto 4th Avenue Northeast
575 ft · 18 sec · 4th Avenue Northeast
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10
Turn left onto Lee Street Northeast
98 m · 16 sec · Lee Street Northeast
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11
Turn right
25 m · 6 sec
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12
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Guin and Decatur.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Andrew Jackson Highway
Merge slight left
35.7 mi · 00h 42m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Guin and Sunny near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Guin to Decatur?
The road trip is about 89.4 miles (143.9 km) and usually takes 01h 40m 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?
Russellville is a useful midpoint, sitting about 44.6 miles from Guin and 44.7 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 69.2 miles (111.3 km), while the road route adds roughly 20.2 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 CDT. If you want a more comfortable same-day return, try to leave by 3:10 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.93 one way or $23.86 round trip. Estimated CO2 is about 28 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Guin and Sunny near Decatur.
Flight Path Map
This map shows the direct air route between Guin and Decatur. Straight-line distance: 69.16 mi (111.31 km).
#1 Guin
City in Marion County, Alabama, United States
| Population | 2,250 |
| Coordinates | 33.9656600, -87.9147500 |
| Altitude | 136 |
| Country | United States |
#2 Decatur
The most populous city in Morgan County, Alabama.
| Population | 54,381 |
| Coordinates | 34.6059300, -86.9833400 |
| Altitude | 171 |
| Country | United States |
End: (-86.983514, 34.605804)
Estimated Travel Time
Distance: 144 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 58m |
| 40 mph (64.37 km/h) | 02h 14m |
| 50 mph (80.47 km/h) | 01h 47m |
| 60 mph (96.56 km/h) | 01h 29m |
| 70 mph (112.65 km/h) | 01h 16m |
| 80 mph (129 km/h) | 01h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $11.93 | $23.86 |
| Mid-grade | $4.26 | $13.42 | $26.83 |
| Premium | $4.63 | $14.57 | $29.14 |
| Diesel | $5.42 | $17.06 | $34.11 |
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 Alabama · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.