How far is Westerville, OH from Dayton, OH?
The driving distance from Westerville, OH to Dayton, OH is about 84.8 miles (136.4 km), with a travel time of about 01h 23m by car.
- The straight-line flight distance is about 71.5 miles (115.1 km).
- For a round trip, plan for roughly 02h 47m 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 23m.
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.
Census-designated place in Madison County, Ohio
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 Westerville and Dayton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Westerville and Dayton.
-
1
Start on East College Avenue
716 ft · 26 sec · East College Avenue
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2
Turn right onto North State Street
85 m · 14 sec · North State Street
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3
Turn left onto West Main Street
1.4 km · 3 min · West Main Street
-
4
Turn left onto South Cleveland Avenue
1.1 mi · 2 min · South Cleveland Avenue
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5
Take the ramp slight right toward I 270 West
3219 ft · 1 min
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6
Merge slight left onto Jack Nicklaus Freeway
17.6 mi · 20 min · Jack Nicklaus Freeway
-
7
Take the exit slight right toward I 70 East, I 70 West: Columbus, Dayton
1336 ft · 33 sec
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8
Keep slight right to continue on I 70 West: Dayton
1 km · 56 sec
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9
Merge slight left onto West Freeway
51.1 mi · 55 min · West Freeway
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10
Take the exit slight right toward SR 4, SR 235: Dayton, New Carlisle
1730 ft · 42 sec
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11
Keep slight left to continue on SR 4, SR 235 South: Dayton
11.1 mi · 14 min
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12
Take the exit slight right toward SR 48: Main Street, Grand Avenue
1108 ft · 29 sec
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13
Turn left onto North Main Street
1.4 km · 2 min · North Main Street
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14
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Westerville 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.
West Freeway
Merge slight left onto West Freeway
51.1 mi · 00h 55m
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.
Sunny leaving Westerville and Sunny near Dayton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Westerville to Dayton?
The road trip is about 84.8 miles (136.4 km) and usually takes 01h 23m 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?
Choctaw Lake is a useful midpoint, sitting about 42.3 miles from Westerville and 42.4 miles from Dayton.
How much longer is the road route than the straight-line distance?
The direct path is about 71.5 miles (115.1 km), while the road route adds roughly 13.3 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 3:42 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.08 one way or $22.16 round trip. Estimated CO2 is about 26.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Westerville and Sunny near Dayton.
Stop Ideas Near Choctaw Lake
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
London City Hall
South Vienna Town Hall
Town Hall Emporium
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Choctaw Lake.
Columbus, OH
Flight Path Map
This map shows the direct air route between Westerville and Dayton. Straight-line distance: 71.53 mi (115.12 km).
#1 Westerville
City in Ohio
| Population | 32,567 |
| Coordinates | 40.1261700, -82.9290700 |
| Altitude | 265 |
| 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: 136 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 49m |
| 40 mph (64.37 km/h) | 02h 07m |
| 50 mph (80.47 km/h) | 01h 41m |
| 60 mph (96.56 km/h) | 01h 24m |
| 70 mph (112.65 km/h) | 01h 12m |
| 80 mph (129 km/h) | 01h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $11.08 | $22.16 |
| Mid-grade | $4.24 | $12.68 | $25.37 |
| Premium | $4.79 | $14.32 | $28.64 |
| Diesel | $4.30 | $12.87 | $25.74 |
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.