How far is Decatur, IL from Hamilton, AL?
The estimated driving distance from Decatur, IL to Hamilton, AL is about 468.8 miles (754.4 km), with a travel time of about 08h 13m by car.
- This page is using an estimated road distance while the full route geometry is refreshed.
- The straight-line flight distance is about 397.3 miles (639.4 km).
- For a round trip, plan for roughly 16h 26m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
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 08h 13m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census-designated place in McCracken County, Kentucky
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
Road route is being refreshed. This page currently uses an estimated driving distance.
Turn-by-Turn Driving Directions
Step-by-step road directions between Decatur and Hamilton.
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Decatur and Sunny near Hamilton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Decatur to Hamilton?
The road trip is about 468.8 miles (754.4 km) and usually takes 08h 13m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Reidland is a useful midpoint, sitting about 198.7 miles from Decatur and 270.2 miles from Hamilton.
How much longer is the road route than the straight-line distance?
The direct path is about 397.3 miles (639.4 km), while the road route adds roughly 71.5 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 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $62.37 one way or $124.74 round trip. Estimated CO2 is about 147 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Decatur and Sunny near Hamilton.
Stop Ideas Near Reidland
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 Reidland.
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Flight Path Map
This map shows the direct air route between Decatur and Hamilton. Straight-line distance: 397.28 mi (639.36 km).
#1 Decatur
The most populous city in Macon County, Illinois.
| Population | 70,007 |
| Coordinates | 39.8403100, -88.9548000 |
| Altitude | 205 |
| Country | United States |
#2 Hamilton
City in Marion County, Alabama, United States
| Population | 6,645 |
| Coordinates | 34.1423200, -87.9886400 |
| Altitude | 149 |
| Country | United States |
End: Hamilton (-87.98864, 34.14232)
Estimated Travel Time
Distance: 754 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 15h 37m |
| 40 mph (64.37 km/h) | 11h 43m |
| 50 mph (80.47 km/h) | 09h 22m |
| 60 mph (96.56 km/h) | 07h 48m |
| 70 mph (112.65 km/h) | 06h 41m |
| 80 mph (129 km/h) | 05h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $62.37 | $124.74 |
| Mid-grade | $4.25 | $70.34 | $140.69 |
| Premium | $4.65 | $76.98 | $153.95 |
| Diesel | $5.30 | $87.73 | $175.46 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
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