How far is Dayton, OH from Lake Darby, OH?

The driving distance from Dayton, OH to Lake Darby, OH is about 59.2 miles (95.3 km), with a travel time of about 01h 09m by car.

  • The straight-line flight distance is about 52.9 miles (85.1 km).
  • For a round trip, plan for roughly 02h 19m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
59.2 mi
01h 09m
Flight
52.87 mi
85.09 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Dayton.

Flight Distance

Direct air line
52.87 mi
Kilometers
85.09 km
Flight Time
00h 06m

Driving Distance

Road route
59.2 mi
Kilometers
95.28 km
Drive Time
01h 09m

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 09m.

Arrival Snapshot
Arrive in Lake Darby
Sat, Apr 18, 11:14 PM EDT
Return by in Dayton
Sun, Apr 19, 12:23 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Dayton
2026-04-18T22:04
Arrive Lake Darby
Sat, Apr 18, 11:14 PM EDT
Route Timing
01h 09m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:10 AM to 11:10 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:10 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Dayton
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Harmony
OH

Human settlement in United States of America

From Dayton
29.6 mi
00h 34m
To Lake Darby
29.6 mi
00h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Saturday

Slight Chance Showers And Thunderstorms then Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM EDT
Wind
13 to 17 mph SW
Destination
77°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM EDT
Wind
10 to 20 mph SW

Driving Route Map

The map below follows the saved road route between Dayton and Lake Darby.

Turn-by-Turn Driving Directions

Step-by-step road directions between Dayton and Lake Darby.

  1. 1

    Start on South Main Street

    1.3 km · 2 min · South Main Street

  2. 2

    Take the ramp right toward I 75 North, SR 4 North: Toledo, Springfield

    43 m · 3 sec

  3. 3

    Keep slight right to continue on SR 4 North: Springfield

    1102 ft · 23 sec

  4. 4

    Merge slight left

    10.4 mi · 13 min

  5. 5

    Take the exit slight right toward US 70 East, SR 4 North: Columbus

    5.8 mi · 7 min

  6. 6

    Keep slight left

    38.5 mi · 41 min

  7. 7

    Take the exit slight right toward SR 142: Plain City, West Jefferson

    1505 ft · 38 sec

  8. 8

    Turn right onto Plain City – Georgesville Road

    998 ft · 26 sec · Plain City – Georgesville Road

  9. 9

    Turn left onto High Free Pike

    1.1 km · 57 sec · High Free Pike

  10. 10

    Continue on Roberts Road

    2448 ft · 43 sec · Roberts Road

  11. 11

    Continue on Hubbard Road

    1.6 mi · 3 min · Hubbard Road

  12. 12

    Turn left onto Fairbrook Avenue

    929 ft · 37 sec · Fairbrook Avenue

  13. 13

    Turn left onto Silverbell Avenue

    105 m · 12 sec · Silverbell Avenue

  14. 14

    Arrive at your destination

    0 m · 1 sec · Silverbell Avenue

Car Route Details

A richer read on the saved driving route between Dayton and Lake Darby.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
14 steps
4 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
23.6 / 100 mi
Decision points by distance
Main Roads
US 70 East
44.3 mi · 75%
SR 4 North
10.7 mi · 18%
Hubbard Road
1.58 mi · 3%
South Main Street
0.78 mi · 1%
High Free Pike
0.71 mi · 1%
Roberts Road
0.46 mi · 1%
Longest Stretch

US 70 East

Keep slight left

38.5 mi · 00h 41m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 09m
Day trip friendly
Same-Day Return
02h 20m
Round-trip wheel time
Road vs Air
+6.3 mi
52.9 mi direct line
Halfway Stop
Harmony
00h 34m from Dayton
Leave By
4:10 PM EDT
Morning start is best
Weather Watch

Slight Chance Showers And Thunderstorms then Showers And Thunderstorms leaving Dayton and Showers And Thunderstorms near Lake Darby.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Dayton to Lake Darby?

The road trip is about 59.2 miles (95.3 km) and usually takes 01h 09m 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?

Harmony is a useful midpoint, sitting about 29.6 miles from Dayton and 29.6 miles from Lake Darby.

How much longer is the road route than the straight-line distance?

The direct path is about 52.9 miles (85.1 km), while the road route adds roughly 6.3 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 4:10 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.74 one way or $15.49 round trip. Estimated CO2 is about 18.6 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Showers And Thunderstorms then Showers And Thunderstorms around Dayton and Showers And Thunderstorms near Lake Darby.

Stop Ideas Near Harmony

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Harmony and the surrounding midpoint area.
Historic City Hall Bell
Scenic stop 4.8 mi away

Historic City Hall Bell

Springfield , OH
191 S Fountain Ave, Springfield, OH 45502
Historical landmark
Springfield City Hall
Meeting point 4.8 mi away

Springfield City Hall

Springfield , OH
76 E High St, Springfield, OH 45502
Rating 4.0/5 10 reviews City Hall,City government office
Stop photo coming soon
Nearby stop 13.7 mi away

Town Hall Emporium

Urbana , OH
5854 E State Rte 29, Urbana, OH 43078
Rating 5.0/5 1 reviews Antique store

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Harmony.

BUS

Columbus, OH

60 mi away
111 East Town Street
BUS

Cincinnati, OH

114 mi away
1005 Gilbert Avenue
RAIL

Cincinnati Museum Center at Union Terminal

116 mi away
1301 Western Ave.

Flight Path Map

This map shows the direct air route between Dayton and Lake Darby. Straight-line distance: 52.87 mi (85.09 km).

Dayton

#1 Dayton

The ninth most populous city in Ohio.

Population139,907
Coordinates39.7589500, -84.1916100
Altitude225
CountryUnited States
Lake Darby

#2 Lake Darby

Census-designated place in Franklin County, Ohio

Population4,592
Coordinates39.9572800, -83.2288000
Altitude282
CountryUnited States
Start: Dayton (-84.19161, 39.75895)
End: Lake Darby (-83.2288, 39.95728)

Estimated Travel Time

Distance: 95 km by road

SpeedTime
30 mph (48.3 km/h)01h 58m
40 mph (64.37 km/h)01h 28m
50 mph (80.47 km/h)01h 11m
60 mph (96.56 km/h)00h 59m
70 mph (112.65 km/h)00h 50m
80 mph (129 km/h)00h 44m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.09 gal
7.91 L · about $7.74
Round trip
$15.49
4.18 gal · 15.82 L
Estimated CO2
18.6 kg one way
Round trip: 37.1 kg / 82 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.71 $7.74 $15.49
Mid-grade $4.24 $8.87 $17.73
Premium $4.79 $10.01 $20.02
Diesel $4.30 $9.00 $17.99

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 19, 2026

There is no time difference between Dayton and Lake Darby. The current time is 22:04:09.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.