How far is Bynum, AL from Decatur, AL?
The driving distance from Bynum, AL to Decatur, AL is about 107.7 miles (173.3 km), with a travel time of about 02h 12m by car.
- The straight-line flight distance is about 90.2 miles (145.1 km).
- For a round trip, plan for roughly 04h 25m 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 02h 12m.
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.
Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Bynum and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bynum and Decatur.
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1
Start on Bynum Boulevard
2.1 mi · 3 min · Bynum Boulevard
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2
Turn straight
1.5 mi · 2 min
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3
Turn left onto Mudd Street
1010 ft · 20 sec · Mudd Street
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4
Continue on John N Wills Avenue
1.3 mi · 2 min · John N Wills Avenue
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5
Take the ramp right
1070 ft · 26 sec
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6
Merge slight left
45.3 mi · 50 min
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7
Take the exit slight right toward AL 79: Tallapoosa Street
1644 ft · 40 sec
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8
Keep slight right to continue on AL 79 North: Tallapoosa Street North, Tarrant
99 m · 8 sec
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9
Continue on Tallapoosa Street
1616 ft · 36 sec · Tallapoosa Street
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10
Continue on Vanderbilt Road
1.4 mi · 3 min · Vanderbilt Road
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11
Turn left onto Cedar Street
1936 ft · 59 sec · Cedar Street
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12
At the end of the road, turn right onto Erwin Dairy Road
1.5 km · 3 min · Erwin Dairy Road
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13
Continue on 47th Avenue North
1 km · 2 min · 47th Avenue North
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14
Turn sharp right onto Decatur Highway
1.5 km · 2 min · Decatur Highway
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15
Take the ramp slight right toward I 65 North: Huntsville
2197 ft · 42 sec
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16
Merge slight left
67 mi · 1 hr 12 min
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17
Take the exit slight right toward 67: Decatur, Priceville, Somerville
2021 ft · 51 sec
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18
Turn left onto Point Mallard Parkway Southeast
4.5 mi · 7 min · Point Mallard Parkway Southeast
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19
Turn right onto 6th Avenue Southeast
3 mi · 6 min · 6th Avenue Southeast
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20
Continue on 6th Avenue Northeast
580 ft · 15 sec · 6th Avenue Northeast
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21
Turn left onto Lee Street Northeast
1085 ft · 38 sec · Lee Street Northeast
-
22
Turn right
25 m · 6 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Bynum 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.
I 65 North
Merge slight left
67 mi · 01h 12m
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.
Showers And Thunderstorms leaving Bynum and Showers And Thunderstorms near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bynum to Decatur?
The road trip is about 107.7 miles (173.3 km) and usually takes 02h 12m 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?
Morris is a useful midpoint, sitting about 65.6 miles from Bynum and 42.1 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 90.2 miles (145.1 km), while the road route adds roughly 17.5 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 2:04 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.39 one way or $28.78 round trip. Estimated CO2 is about 33.8 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Bynum and Showers And Thunderstorms near Decatur.
Stop Ideas Near Morris
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Adamsville City Hall
Trussville City Hall
Brookside Fire Department
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Morris.
Birmingham
Anniston
Tuscaloosa
Brent, AL
Flight Path Map
This map shows the direct air route between Bynum and Decatur. Straight-line distance: 90.14 mi (145.06 km).
#1 Bynum
Unincorporated community
| Population | 1,795 |
| Coordinates | 33.6131600, -85.9610800 |
| Altitude | 182 |
| 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: 173 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 35m |
| 40 mph (64.37 km/h) | 02h 41m |
| 50 mph (80.47 km/h) | 02h 09m |
| 60 mph (96.56 km/h) | 01h 47m |
| 70 mph (112.65 km/h) | 01h 32m |
| 80 mph (129 km/h) | 01h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $14.39 | $28.78 |
| Mid-grade | $4.26 | $16.18 | $32.37 |
| Premium | $4.63 | $17.58 | $35.15 |
| Diesel | $5.42 | $20.58 | $41.15 |
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 · May 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.