How far is South Amherst, OH from Dayton, OH?
The driving distance from South Amherst, OH to Dayton, OH is about 187.7 miles (302.1 km), with a travel time of about 03h 10m by car.
- The straight-line flight distance is about 150.1 miles (241.5 km).
- For a round trip, plan for roughly 06h 20m 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 10m.
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.
Township in Delaware County, Ohio
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between South Amherst and Dayton.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Amherst and Dayton.
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1
Start on Leonard Street
72 m · 18 sec · Leonard Street
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2
Turn sharp left onto West Main Street
1.1 km · 1 min · West Main Street
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3
Continue on Telegraph Road
3171 ft · 54 sec · Telegraph Road
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4
Enter the roundabout and take exit 3 toward Baumhart Road
65 m · 3 sec · Baumhart Road
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5
Exit the roundabout onto Baumhart Road
6 mi · 9 min · Baumhart Road
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6
Turn right onto Kipton East Road
1.5 mi · 2 min · Kipton East Road
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7
Keep left
96 m · 6 sec
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8
Turn straight onto Ashland-Kipton Road
9.2 mi · 13 min · Ashland-Kipton Road
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9
Continue on South State Street
2641 ft · 53 sec · South State Street
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10
Continue on Ashland-Kipton Road
8.6 mi · 15 min · Ashland-Kipton Road
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11
Keep slight right
1493 ft · 30 sec
-
12
Keep slight left
4 mi · 7 min
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13
Turn slight left
3.6 mi · 6 min
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14
Turn left
1.8 mi · 2 min
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15
At the end of the road, turn right
1.6 km · 1 min
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16
Turn left onto East Main Street
1.5 mi · 2 min · East Main Street
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17
Take the exit right
2527 ft · 1 min
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18
Merge slight left
76 mi · 1 hr 22 min
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19
Take the exit slight right toward I 670 East, I 670 West: Airport, Dayton
1692 ft · 41 sec
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20
Keep slight right to continue on I 670 West: Dayton
1491 ft · 36 sec
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21
Merge slight left onto Northeast Freeway
1248 ft · 19 sec · Northeast Freeway
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22
Keep slight right
4.5 mi · 6 min
-
23
Merge slight right onto West Freeway
54.2 mi · 58 min · West Freeway
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24
Take the exit slight right toward SR 4, SR 235: Dayton, New Carlisle
1730 ft · 42 sec
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25
Keep slight left to continue on SR 4, SR 235 South: Dayton
11.1 mi · 14 min
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26
Take the exit slight right toward SR 48: Main Street, Grand Avenue
1108 ft · 29 sec
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27
Turn left onto North Main Street
1.4 km · 2 min · North Main Street
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28
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between South Amherst and Dayton.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
East Main Street
Merge slight left
76 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.
Showers And Thunderstorms leaving South Amherst 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 South Amherst to Dayton?
The road trip is about 187.7 miles (302.1 km) and usually takes 03h 10m 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?
Berkshire is a useful midpoint, sitting about 93.8 miles from South Amherst and 93.9 miles from Dayton.
How much longer is the road route than the straight-line distance?
The direct path is about 150.1 miles (241.5 km), while the road route adds roughly 37.6 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 10:40 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.56 one way or $49.13 round trip. Estimated CO2 is about 58.9 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around South Amherst and Slight Chance Showers And Thunderstorms then Showers And Thunderstorms near Dayton.
Stop Ideas Near Berkshire
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 Berkshire.
Columbus, OH
Flight Path Map
This map shows the direct air route between South Amherst and Dayton. Straight-line distance: 150.07 mi (241.51 km).
#1 South Amherst
Village in the United States
| Population | 1,663 |
| Coordinates | 41.3558800, -82.2537700 |
| Altitude | 242 |
| 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: 302 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 15m |
| 40 mph (64.37 km/h) | 04h 41m |
| 50 mph (80.47 km/h) | 03h 45m |
| 60 mph (96.56 km/h) | 03h 07m |
| 70 mph (112.65 km/h) | 02h 40m |
| 80 mph (129 km/h) | 02h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $24.56 | $49.13 |
| Mid-grade | $4.24 | $28.12 | $56.25 |
| Premium | $4.79 | $31.76 | $63.52 |
| Diesel | $4.30 | $28.54 | $57.07 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.