How far is Cincinnati, OH from Dayton, OH?
The driving distance from Cincinnati, OH to Dayton, OH is about 51.3 miles (82.5 km), with a travel time of about 00h 57m by car.
- The straight-line flight distance is about 46.9 miles (75.5 km).
- For a round trip, plan for roughly 01h 55m 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 57m.
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.
City in Ohio, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy then Slight Chance Showers And Thunderstorms
Mostly Cloudy then Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Cincinnati and Dayton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Cincinnati and Dayton.
-
1
Start on Ohio Avenue
30 m · 6 sec · Ohio Avenue
-
2
Turn right onto West McMillan Avenue
876 ft · 27 sec · West McMillan Avenue
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3
Turn left onto Vine Street
86 m · 10 sec · Vine Street
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4
Continue on Jefferson Avenue
2889 ft · 1 min · Jefferson Avenue
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5
Continue on Vine Street
2 mi · 5 min · Vine Street
-
6
Turn left onto West Mitchell Avenue
1490 ft · 40 sec · West Mitchell Avenue
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7
Take the ramp right toward I 75 North: Dayton
1927 ft · 49 sec
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8
Merge slight left onto Mill Creek Expressway
46.5 mi · 55 min · Mill Creek Expressway
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9
Take the exit slight right toward Second Street, Salem Avenue, 1st Street
1728 ft · 43 sec
-
10
Turn right onto West 1st Street
1719 ft · 42 sec · West 1st Street
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11
Turn right onto North Ludlow Street
1052 ft · 27 sec · North Ludlow Street
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12
Turn left onto West 3rd Street
157 m · 13 sec · West 3rd Street
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13
Turn right onto South Main Street
68 m · 6 sec · South Main Street
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14
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Cincinnati and Dayton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Mill Creek Expressway
Merge slight left onto Mill Creek Expressway
46.5 mi · 00h 55m
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.
Partly Cloudy then Slight Chance Showers And Thunderstorms leaving Cincinnati and Mostly Cloudy then Rain Showers Likely near Dayton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Cincinnati to Dayton?
The road trip is about 51.3 miles (82.5 km) and usually takes 00h 57m 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?
Monroe is a useful midpoint, sitting about 25.5 miles from Cincinnati and 25.8 miles from Dayton.
How much longer is the road route than the straight-line distance?
The direct path is about 46.9 miles (75.5 km), while the road route adds roughly 4.4 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 4:34 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.71 one way or $13.41 round trip. Estimated CO2 is about 16.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy then Slight Chance Showers And Thunderstorms around Cincinnati and Mostly Cloudy then Rain Showers Likely near Dayton.
Stop Ideas Near Monroe
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 Monroe.
Cincinnati, OH
Cincinnati Museum Center at Union Terminal
Connersville station
Maysville
Flight Path Map
This map shows the direct air route between Cincinnati and Dayton. Straight-line distance: 46.93 mi (75.53 km).
#1 Cincinnati
The third most populous city in Ohio and the center of the Cincinnati metropolitan area.
| Population | 304,548 |
| Coordinates | 39.1271100, -84.5143900 |
| Altitude | 191 |
| 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: 82 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 42m |
| 40 mph (64.37 km/h) | 01h 16m |
| 50 mph (80.47 km/h) | 01h 01m |
| 60 mph (96.56 km/h) | 00h 51m |
| 70 mph (112.65 km/h) | 00h 43m |
| 80 mph (129 km/h) | 00h 38m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $6.71 | $13.41 |
| Mid-grade | $4.24 | $7.68 | $15.36 |
| Premium | $4.79 | $8.67 | $17.34 |
| Diesel | $4.30 | $7.79 | $15.58 |
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 · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.