How far is Greenville, OH from Dayton, OH?
The driving distance from Greenville, OH to Dayton, OH is about 40.5 miles (65.2 km), with a travel time of about 00h 49m by car.
- The straight-line flight distance is about 33.4 miles (53.7 km).
- For a round trip, plan for roughly 01h 38m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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 00h 49m.
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.
Human settlement in Montgomery County, Ohio, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms then Showers And Thunderstorms
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Greenville and Dayton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Greenville and Dayton.
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1
Start on the route
11 m · 4 sec
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2
Turn right onto Public Square
34 m · 3 sec · Public Square
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3
Enter the roundabout and take exit 3 toward South Broadway
91 m · 6 sec · South Broadway
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4
Exit the roundabout onto South Broadway
1377 ft · 23 sec · South Broadway
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5
Turn right onto Washington Avenue
2105 ft · 38 sec · Washington Avenue
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6
Turn right onto Pine Street
1669 ft · 34 sec · Pine Street
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7
Turn left onto Sweitzer Street
1.1 mi · 2 min · Sweitzer Street
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8
Continue on Dayton Road
17 mi · 20 min · Dayton Road
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9
Continue on North State Street
1.1 km · 47 sec · North State Street
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10
Continue on South Dayton Greenville Pike
5.1 mi · 6 min · South Dayton Greenville Pike
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11
Keep slight right to continue on SR 49 South: Clayton, Trotwood
10 mi · 15 min
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12
Continue on West 1st Street
116 m · 7 sec · West 1st Street
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13
Continue on West 1st Street
11 m · 1 sec · West 1st Street
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14
Continue on West 1st Street
2425 ft · 58 sec · West 1st Street
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15
Turn right onto North Ludlow Street
1052 ft · 27 sec · North Ludlow Street
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16
Turn left onto West 3rd Street
157 m · 13 sec · West 3rd Street
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17
Turn right onto South Main Street
68 m · 6 sec · South Main Street
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18
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Greenville and Dayton.
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.
Dayton Road
Continue on Dayton Road
17 mi · 00h 20m
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.
Chance Showers And Thunderstorms then Showers And Thunderstorms leaving Greenville and Slight Chance Showers And Thunderstorms then Showers And Thunderstorms near Dayton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Greenville to Dayton?
The road trip is about 40.5 miles (65.2 km) and usually takes 00h 49m 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?
Phillipsburg is a useful midpoint, sitting about 17.9 miles from Greenville and 22.6 miles from Dayton.
How much longer is the road route than the straight-line distance?
The direct path is about 33.4 miles (53.7 km), while the road route adds roughly 7.1 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 EDT. If you want a more comfortable same-day return, try to leave by 4:52 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.30 one way or $10.60 round trip. Estimated CO2 is about 12.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms then Showers And Thunderstorms around Greenville and Slight Chance Showers And Thunderstorms then Showers And Thunderstorms near Dayton.
Stop Ideas Near Phillipsburg
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
B & D Pizza & Subs
Bear's Mill
City Of Brookville
Church of God
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Phillipsburg.
Connersville station
Cincinnati, OH
Cincinnati Museum Center at Union Terminal
Flight Path Map
This map shows the direct air route between Greenville and Dayton. Straight-line distance: 33.34 mi (53.65 km).
#1 Greenville
City in Darke County, Ohio, United States
| Population | 12,627 |
| Coordinates | 40.1028300, -84.6330100 |
| Altitude | 318 |
| Country | United States |
#2 Dayton
The ninth most populous city in Ohio.
| Population | 139,907 |
| Coordinates | 39.7589500, -84.1916100 |
| Altitude | 225 |
| Country | United States |
End: South Main Street (-84.191655, 39.758942)
Estimated Travel Time
Distance: 65 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 21m |
| 40 mph (64.37 km/h) | 01h 00m |
| 50 mph (80.47 km/h) | 00h 48m |
| 60 mph (96.56 km/h) | 00h 40m |
| 70 mph (112.65 km/h) | 00h 34m |
| 80 mph (129 km/h) | 00h 30m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $5.30 | $10.60 |
| Mid-grade | $4.24 | $6.07 | $12.13 |
| Premium | $4.79 | $6.85 | $13.70 |
| Diesel | $4.30 | $6.15 | $12.31 |
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 Ohio · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.