How far is Dayton, OH from Farmington, OH?
The driving distance from Dayton, OH to Farmington, OH is about 193.2 miles (311 km), with a travel time of about 03h 43m by car.
- The straight-line flight distance is about 180.1 miles (289.8 km).
- For a round trip, plan for roughly 07h 26m 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 43m.
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.
Town in Ohio, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Dayton and Farmington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Farmington.
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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
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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
114 mi · 2 hr 4 min · East Freeway
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11
Take the exit slight right toward US 40: National Road
1178 ft · 30 sec
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12
Turn left onto National Road West
1.5 km · 1 min · National Road West
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13
Continue on West Main Street
1.5 mi · 2 min · West Main Street
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14
Turn left onto Barton Road
3.5 mi · 8 min · Barton Road
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15
Continue on Main Street
736 ft · 25 sec · Main Street
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16
Turn left onto Barton Road
116 m · 12 sec · Barton Road
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17
At the end of the road, turn right onto Barton Crescent Road
151 m · 14 sec · Barton Crescent Road
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18
Turn right onto Blaine Barton Road
135 m · 18 sec · Blaine Barton Road
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19
Turn left onto Church Street
68 m · 9 sec · Church Street
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20
At the end of the road, turn right onto Church Street
785 ft · 22 sec · Church Street
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21
Continue on Farmington Road
1.6 km · 2 min · Farmington Road
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22
Arrive at your destination
0 m · 1 sec · Farmington Road
Car Route Details
A richer read on the saved driving route between Dayton and Farmington.
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
114 mi · 02h 04m
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.
Sunny leaving Dayton and Sunny near Farmington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Farmington?
The road trip is about 193.2 miles (311 km) and usually takes 03h 43m 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?
Hebron is a useful midpoint, sitting about 96.4 miles from Dayton and 96.8 miles from Farmington.
How much longer is the road route than the straight-line distance?
The direct path is about 180.1 miles (289.8 km), while the road route adds roughly 13.1 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 $25.27 one way or $50.54 round trip. Estimated CO2 is about 60.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Dayton and Sunny near Farmington.
Stop Ideas Near Hebron
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 Hebron.
Columbus, OH
Flight Path Map
This map shows the direct air route between Dayton and Farmington. Straight-line distance: 180.09 mi (289.83 km).
#1 Dayton
The ninth most populous city in Ohio.
| Population | 139,907 |
| Coordinates | 39.7589500, -84.1916100 |
| Altitude | 225 |
| Country | United States |
#2 Farmington
Township in Trumbull County, Ohio
| Population | 2,563 |
| Coordinates | 40.1086800, -80.8228600 |
| Altitude | 343 |
| Country | United States |
End: Farmington (-80.82286, 40.10868)
Estimated Travel Time
Distance: 311 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 26m |
| 40 mph (64.37 km/h) | 04h 49m |
| 50 mph (80.47 km/h) | 03h 51m |
| 60 mph (96.56 km/h) | 03h 13m |
| 70 mph (112.65 km/h) | 02h 45m |
| 80 mph (129 km/h) | 02h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $25.27 | $50.54 |
| Mid-grade | $4.24 | $28.93 | $57.86 |
| Premium | $4.79 | $32.67 | $65.34 |
| Diesel | $4.30 | $29.35 | $58.71 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.