How far is New Lyme, OH from Dayton, OH?
The driving distance from New Lyme, OH to Dayton, OH is about 264 miles (424.8 km), with a travel time of about 04h 14m by car.
- The straight-line flight distance is about 219.5 miles (353.3 km).
- For a round trip, plan for roughly 08h 28m 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 04h 14m.
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.
Village in Richland County, Ohio, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between New Lyme and Dayton.
Turn-by-Turn Driving Directions
Step-by-step road directions between New Lyme and Dayton.
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1
Start on the route
39 m · 14 sec
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2
Turn left
8.9 mi · 13 min
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3
Enter the roundabout and take exit 2 toward the route
133 m · 9 sec
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4
Exit the roundabout
9.8 mi · 13 min
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5
At the end of the road, turn left onto Grand Army of the Republic Highway
3 mi · 4 min · Grand Army of the Republic Highway
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6
Continue on North Hambden Street
1 km · 1 min · North Hambden Street
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7
Continue on Center Street
2515 ft · 1 min · Center Street
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8
Turn left onto Cherry Avenue
899 ft · 33 sec · Cherry Avenue
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9
Continue on Wilson Mills Road
9 mi · 16 min · Wilson Mills Road
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10
Turn left onto Caves Road
1.5 mi · 2 min · Caves Road
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11
Turn right onto Mayfield Road
4.7 mi · 9 min · Mayfield Road
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12
Take the ramp slight right toward I 271 South: Columbus
1962 ft · 29 sec
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13
Keep slight left to continue on I 271 South: Columbus
1865 ft · 33 sec
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14
Merge slight left onto Outerbelt East Freeway
6.5 mi · 8 min · Outerbelt East Freeway
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15
Keep slight left to continue on Outerbelt East Freeway
4 mi · 5 min · Outerbelt East Freeway
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16
Keep slight left
24.3 mi · 27 min
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17
Merge slight left
110.2 mi · 1 hr 59 min
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18
Take the exit slight right toward I 670 East, I 670 West: Airport, Dayton
1692 ft · 41 sec
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19
Keep slight right to continue on I 670 West: Dayton
1491 ft · 36 sec
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20
Merge slight left onto Northeast Freeway
1248 ft · 19 sec · Northeast Freeway
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21
Keep slight right
4.5 mi · 6 min
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22
Merge slight right onto West Freeway
54.2 mi · 58 min · West Freeway
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23
Take the exit slight right toward SR 4, SR 235: Dayton, New Carlisle
1730 ft · 42 sec
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24
Keep slight left to continue on SR 4, SR 235 South: Dayton
11.1 mi · 14 min
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25
Take the exit slight right toward SR 48: Main Street, Grand Avenue
1108 ft · 29 sec
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26
Turn left onto North Main Street
1.4 km · 2 min · North Main Street
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27
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between New Lyme 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.
Outerbelt East Freeway
Merge slight left
110 mi · 01h 59m
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.
Partly Sunny leaving New Lyme 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 New Lyme to Dayton?
The road trip is about 264 miles (424.8 km) and usually takes 04h 14m 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?
Lexington is a useful midpoint, sitting about 127.8 miles from New Lyme and 136.1 miles from Dayton.
How much longer is the road route than the straight-line distance?
The direct path is about 219.5 miles (353.3 km), while the road route adds roughly 44.5 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 8:32 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.49 one way or $68.99 round trip. Estimated CO2 is about 82.7 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around New Lyme and Mostly Sunny near Dayton.
Stop Ideas Near Lexington
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 Lexington.
Sandusky
Elyria
Columbus, OH
Cleveland Lakefront station
Flight Path Map
This map shows the direct air route between New Lyme and Dayton. Straight-line distance: 219.52 mi (353.28 km).
#1 New Lyme
Township of Ohio
| Population | 1,064 |
| Coordinates | 41.6047800, -80.7809200 |
| Altitude | 289 |
| 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: 425 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 47m |
| 40 mph (64.37 km/h) | 06h 35m |
| 50 mph (80.47 km/h) | 05h 16m |
| 60 mph (96.56 km/h) | 04h 23m |
| 70 mph (112.65 km/h) | 03h 46m |
| 80 mph (129 km/h) | 03h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $34.49 | $68.99 |
| Mid-grade | $4.24 | $39.49 | $78.99 |
| Premium | $4.79 | $44.59 | $89.19 |
| Diesel | $4.30 | $40.07 | $80.14 |
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.