How far is Dayton, OH from Cadiz, OH?
The driving distance from Dayton, OH to Cadiz, OH is about 190.5 miles (306.5 km), with a travel time of about 03h 42m by car.
- The straight-line flight distance is about 172.7 miles (278 km).
- For a round trip, plan for roughly 07h 25m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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 03h 42m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Licking County, Ohio, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Dayton and Cadiz.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Cadiz.
-
1
Start on South Main Street
1.3 km · 2 min · South Main Street
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2
Take the ramp right toward I 75 North, SR 4 North: Toledo, Springfield
43 m · 3 sec
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3
Keep slight right to continue on SR 4 North: Springfield
1102 ft · 23 sec
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4
Merge slight left
10.4 mi · 13 min
-
5
Take the exit slight right toward US 70 East, SR 4 North: Columbus
5.8 mi · 7 min
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6
Keep slight left
49.2 mi · 53 min
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7
Keep slight right to continue on West Freeway
3.2 mi · 4 min · West Freeway
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8
Continue on South Innerbelt
1.5 mi · 2 min · South Innerbelt
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9
Keep slight left to continue on South Innerbelt
2008 ft · 31 sec · South Innerbelt
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10
Continue on East Freeway
74.8 mi · 1 hr 22 min · East Freeway
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11
Take the exit slight right toward US 22, US 40: Cambridge
1.1 km · 2 min
-
12
Continue straight
1527 ft · 30 sec
-
13
Turn right onto John Glenn Highway
1.8 mi · 3 min · John Glenn Highway
-
14
Turn left onto Dewey Avenue
1345 ft · 25 sec · Dewey Avenue
-
15
Turn slight right onto Wheeling Avenue
3188 ft · 1 min · Wheeling Avenue
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16
Turn slight left onto Highland Avenue
1.2 mi · 2 min · Highland Avenue
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17
Continue on Cadiz Road
21.6 mi · 25 min · Cadiz Road
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18
Continue on Cadiz-Piedmont Road
16.4 mi · 22 min · Cadiz-Piedmont Road
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19
Take the exit slight right
1410 ft · 37 sec
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20
Turn right onto Deersville Avenue
1.3 km · 2 min · Deersville Avenue
-
21
Continue on West Market Street
875 ft · 17 sec · West Market Street
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22
Arrive at your destination
0 m · 1 sec · East Market Street
Car Route Details
A richer read on the saved driving route between Dayton and Cadiz.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
East Freeway
Continue on East Freeway
74.8 mi · 01h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Dayton and Chance Rain Showers near Cadiz.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Cadiz?
The road trip is about 190.5 miles (306.5 km) and usually takes 03h 42m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Kirkersville is a useful midpoint, sitting about 95.1 miles from Dayton and 95.4 miles from Cadiz.
How much longer is the road route than the straight-line distance?
The direct path is about 172.7 miles (278 km), while the road route adds roughly 17.8 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 9:34 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.90 one way or $49.80 round trip. Estimated CO2 is about 59.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Dayton and Chance Rain Showers near Cadiz.
Stop Ideas Near Kirkersville
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 Kirkersville.
Columbus, OH
Flight Path Map
This map shows the direct air route between Dayton and Cadiz. Straight-line distance: 172.73 mi (277.99 km).
#1 Dayton
The ninth most populous city in Ohio.
| Population | 139,907 |
| Coordinates | 39.7589500, -84.1916100 |
| Altitude | 225 |
| Country | United States |
#2 Cadiz
County seat of Harrison County, Ohio
| Population | 3,153 |
| Coordinates | 40.2728500, -80.9967600 |
| Altitude | 385 |
| Country | United States |
End: Cadiz (-80.99676, 40.27285)
Estimated Travel Time
Distance: 306 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 20m |
| 40 mph (64.37 km/h) | 04h 45m |
| 50 mph (80.47 km/h) | 03h 48m |
| 60 mph (96.56 km/h) | 03h 10m |
| 70 mph (112.65 km/h) | 02h 43m |
| 80 mph (129 km/h) | 02h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $24.90 | $49.80 |
| Mid-grade | $4.24 | $28.51 | $57.01 |
| Premium | $4.79 | $32.19 | $64.38 |
| Diesel | $4.30 | $28.92 | $57.85 |
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 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.