How far is Bluffton, IN from Decatur, IN?
The driving distance from Bluffton, IN to Decatur, IN is about 19 miles (30.6 km), with a travel time of about 00h 25m by car.
- The straight-line flight distance is about 14.2 miles (22.8 km).
- For a round trip, plan for roughly 00h 50m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 25m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Jefferson Township, Wells County, Indiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Bluffton and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bluffton and Decatur.
-
1
Start on West Washington Street
14 m · 7 sec · West Washington Street
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2
Turn left onto South Main Street
6.3 mi · 9 min · South Main Street
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3
Turn right
12 mi · 18 min
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4
Turn right onto North 13th Street
1167 ft · 23 sec · North 13th Street
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5
Turn left onto West Monroe Street
2422 ft · 41 sec · West Monroe Street
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6
Arrive at your destination
0 m · 1 sec · West Monroe Street
Car Route Details
A richer read on the saved driving route between Bluffton and Decatur.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Longest stretch
Turn right
12 mi · 00h 18m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Chance Showers And Thunderstorms leaving Bluffton and Slight Chance Rain Showers near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bluffton to Decatur?
The road trip is about 19 miles (30.6 km) and usually takes 00h 25m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Ossian is a useful midpoint, sitting about 9.5 miles from Bluffton and 9.5 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 14.2 miles (22.8 km), while the road route adds roughly 4.8 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:40 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.59 one way or $5.18 round trip. Estimated CO2 is about 6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Bluffton and Slight Chance Rain Showers near Decatur.
Stop Ideas Near Ossian
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 Ossian.
Waterloo
Bryan
Elkhart station
Flight Path Map
This map shows the direct air route between Bluffton and Decatur. Straight-line distance: 14.19 mi (22.83 km).
#1 Bluffton
City in Harrison and Lancaster townships, Wells County, Indiana, United States
| Population | 10,094 |
| Coordinates | 40.7386600, -85.1716400 |
| Altitude | 252 |
| Country | United States |
#2 Decatur
City in Indiana, United States
| Population | 34,821 |
| Coordinates | 40.8306000, -84.9291300 |
| Altitude | 244 |
| Country | United States |
End: West Monroe Street (-84.929141, 40.83064)
Estimated Travel Time
Distance: 31 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 37m |
| 40 mph (64.37 km/h) | 00h 28m |
| 50 mph (80.47 km/h) | 00h 22m |
| 60 mph (96.56 km/h) | 00h 19m |
| 70 mph (112.65 km/h) | 00h 16m |
| 80 mph (129 km/h) | 00h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.86 | $2.59 | $5.18 |
| Mid-grade | $4.46 | $2.98 | $5.97 |
| Premium | $4.99 | $3.34 | $6.68 |
| Diesel | $6.62 | $4.44 | $8.87 |
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 Indiana · Oct 15, 2026