How far is Dayton, OH from Henry, OH?
The driving distance from Dayton, OH to Henry, OH is about 209.8 miles (337.7 km), with a travel time of about 03h 58m by car.
- The straight-line flight distance is about 178.5 miles (287.2 km).
- For a round trip, plan for roughly 07h 57m 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 58m.
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.
Human settlement in Morrow County, Ohio, United States of America
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 Dayton and Henry.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Henry.
-
1
Start on South Main Street
1.3 km · 2 min · South Main Street
-
2
Take the ramp right toward I 75 North, SR 4 North: Toledo, Springfield
43 m · 3 sec
-
3
Keep slight right to continue on SR 4 North: Springfield
1102 ft · 23 sec
-
4
Merge slight left
10.4 mi · 13 min
-
5
Take the exit slight right toward US 70 East, SR 4 North: Columbus
5.8 mi · 7 min
-
6
Keep slight left
49.2 mi · 53 min
-
7
Keep slight left to continue on I 670 East: Airport
4.3 mi · 5 min
-
8
Keep slight right to continue on North Innerbelt
1003 ft · 16 sec · North Innerbelt
-
9
Take the exit slight right toward I 71 North: Cleveland
2166 ft · 41 sec
-
10
Keep slight left to continue on I 71 North: Cleveland
1560 ft · 38 sec
-
11
Merge slight left
110.9 mi · 2 hr
-
12
Keep slight right
9.9 mi · 11 min
-
13
Take the exit slight right toward I 77 North: Cleveland
1.5 km · 2 min
-
14
Merge slight left
11.5 mi · 14 min
-
15
Take the exit slight right toward I 480: Toledo, Youngstown
2657 ft · 1 min
-
16
Keep slight right to continue on I 480 East: Youngstown
1.1 km · 2 min
-
17
Merge slight left onto Outerbelt South Freeway
2 mi · 2 min · Outerbelt South Freeway
-
18
Take the exit slight right toward SR 17: Granger Road
1887 ft · 49 sec
-
19
Turn left onto Granger Road
691 ft · 18 sec · Granger Road
-
20
Turn right onto East 126th Street
1940 ft · 59 sec · East 126th Street
-
21
Turn left onto McCracken Road
678 ft · 23 sec · McCracken Road
-
22
Turn right onto Henry Street
1661 ft · 46 sec · Henry Street
-
23
Keep slight left to continue on Henry Street
1683 ft · 50 sec · Henry Street
-
24
At the end of the road, turn right onto Broadway Avenue
144 m · 8 sec · Broadway Avenue
-
25
Arrive at your destination
0 m · 1 sec · Broadway Avenue
Car Route Details
A richer read on the saved driving route between Dayton and Henry.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 71 North
Merge slight left
111 mi · 02h 00m
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 Mostly Sunny near Henry.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Henry?
The road trip is about 209.8 miles (337.7 km) and usually takes 03h 58m 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?
Marengo is a useful midpoint, sitting about 104.8 miles from Dayton and 105 miles from Henry.
How much longer is the road route than the straight-line distance?
The direct path is about 178.5 miles (287.2 km), while the road route adds roughly 31.3 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 9:02 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $27.42 one way or $54.83 round trip. Estimated CO2 is about 65.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Dayton and Mostly Sunny near Henry.
Stop Ideas Near Marengo
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 Marengo.
Columbus, OH
Sandusky
Flight Path Map
This map shows the direct air route between Dayton and Henry. Straight-line distance: 178.44 mi (287.17 km).
#1 Dayton
The ninth most populous city in Ohio.
| Population | 139,907 |
| Coordinates | 39.7589500, -84.1916100 |
| Altitude | 225 |
| Country | United States |
#2 Henry
County in Ohio, United States
| Population | 4,349 |
| Coordinates | 41.4308900, -81.5990100 |
| Altitude | 251 |
| Country | United States |
End: Henry (-81.59901, 41.43089)
Estimated Travel Time
Distance: 338 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 59m |
| 40 mph (64.37 km/h) | 05h 14m |
| 50 mph (80.47 km/h) | 04h 11m |
| 60 mph (96.56 km/h) | 03h 29m |
| 70 mph (112.65 km/h) | 02h 59m |
| 80 mph (129 km/h) | 02h 37m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $27.42 | $54.83 |
| Mid-grade | $4.24 | $31.39 | $62.78 |
| Premium | $4.79 | $35.45 | $70.89 |
| Diesel | $4.30 | $31.85 | $63.70 |
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.