How far is Royalton, OH from Dayton, OH?
The driving distance from Royalton, OH to Dayton, OH is about 87.9 miles (141.5 km), with a travel time of about 01h 39m by car.
- The straight-line flight distance is about 75.7 miles (121.9 km).
- For a round trip, plan for roughly 03h 18m 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 01h 39m.
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.
Unincorporated community in Madison County, Ohio
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Royalton and Dayton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Royalton and Dayton.
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1
Start on Royalton Road Southwest
3.5 mi · 8 min · Royalton Road Southwest
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2
Continue straight
2.1 mi · 3 min
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3
At the end of the road, turn left onto Ett-Noecher Road
47 m · 3 sec · Ett-Noecher Road
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4
Turn right
1 mi · 2 min
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5
Continue straight
126 m · 8 sec
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6
Continue straight
5.1 mi · 8 min
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7
Turn right
3.4 mi · 4 min
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8
Take the exit slight left
609 ft · 21 sec
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9
Turn left
2 mi · 3 min
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10
Turn right
3.9 mi · 5 min
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11
Turn left onto London - Groveport Road
3.3 mi · 5 min · London - Groveport Road
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12
Take the ramp slight left toward I 71 South: Cincinnati
2147 ft · 52 sec
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13
Merge slight left onto South Freeway
31.2 mi · 33 min · South Freeway
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14
Take the exit slight right toward SR 435: Washington Court House, Xenia
1519 ft · 40 sec
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15
Turn right onto Old United States Highway 35
1.8 mi · 2 min · Old United States Highway 35
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16
Merge slight left
33.4 mi · 40 min
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17
Take the exit slight right toward SR 48: Main Street, Jefferson Street
3027 ft · 1 min
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18
Keep slight right to continue on Jefferson Street, Day Air Ballpark, Patterson boulevard
98 m · 8 sec
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19
Turn slight right onto South Jefferson Street
1801 ft · 45 sec · South Jefferson Street
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20
Turn left onto East 4th Street
157 m · 14 sec · East 4th Street
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21
Turn right onto South Main Street
92 m · 8 sec · South Main Street
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22
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Royalton 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.
Old United States Highway 35
Merge slight left
33.4 mi · 00h 40m
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.
Mostly Sunny leaving Royalton and Mostly Sunny near Dayton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Royalton to Dayton?
The road trip is about 87.9 miles (141.5 km) and usually takes 01h 39m 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?
Range is a useful midpoint, sitting about 46.3 miles from Royalton and 41.6 miles from Dayton.
How much longer is the road route than the straight-line distance?
The direct path is about 75.7 miles (121.9 km), while the road route adds roughly 12.2 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 3:12 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.49 one way or $22.97 round trip. Estimated CO2 is about 27.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Royalton and Mostly Sunny near Dayton.
Stop Ideas Near Range
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
London City Hall
Town Hall
Jasper Township Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Range.
Columbus, OH
Cincinnati, OH
Cincinnati Museum Center at Union Terminal
South Portsmouth–South Shore station
Flight Path Map
This map shows the direct air route between Royalton and Dayton. Straight-line distance: 75.74 mi (121.89 km).
#1 Royalton
Human settlement in Ohio, United States of America
| Population | 1,454 |
| Coordinates | 39.7275600, -82.7665600 |
| Altitude | 308 |
| 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: 142 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 55m |
| 40 mph (64.37 km/h) | 02h 11m |
| 50 mph (80.47 km/h) | 01h 45m |
| 60 mph (96.56 km/h) | 01h 27m |
| 70 mph (112.65 km/h) | 01h 15m |
| 80 mph (129 km/h) | 01h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $11.49 | $22.97 |
| Mid-grade | $4.24 | $13.15 | $26.30 |
| Premium | $4.79 | $14.85 | $29.70 |
| Diesel | $4.30 | $13.34 | $26.68 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.