How far is Dayton, OH from Bethlehem, OH?
The driving distance from Dayton, OH to Bethlehem, OH is about 121.9 miles (196.2 km), with a travel time of about 02h 47m by car.
- The straight-line flight distance is about 107.6 miles (173.2 km).
- For a round trip, plan for roughly 05h 35m 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 02h 47m.
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.
Human settlement in Union 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 Bethlehem.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Bethlehem.
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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 right
6.3 mi · 7 min
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7
Take the exit straight toward US 68 North: Urbana
1320 ft · 32 sec
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8
Merge slight left
4.7 mi · 5 min
-
9
Take the exit slight right toward SR 334 East: River Road, Springfield
1297 ft · 32 sec
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10
Keep slight right to continue on SR 334 East
610 ft · 15 sec
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11
Merge slight left onto State Route 334
3.4 mi · 4 min · State Route 334
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12
At the end of the road, turn left onto Mechanicsburg Road
5.2 mi · 6 min · Mechanicsburg Road
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13
Continue on State Route 4
6.9 mi · 8 min · State Route 4
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14
Continue on West Sandusky Street
5.9 mi · 8 min · West Sandusky Street
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15
Turn slight left
9.6 mi · 11 min
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16
Keep slight right
2.5 mi · 3 min
-
17
Take the exit slight right toward SR 4 North: Marion
1215 ft · 30 sec
-
18
Keep slight right to continue on SR 4 North: Marion
26 mi · 38 min
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19
Turn right onto West Walnut Street
1026 ft · 26 sec · West Walnut Street
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20
Turn left onto Delaware Avenue
94 m · 5 sec · Delaware Avenue
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21
Turn straight onto South State Street
2687 ft · 1 min · South State Street
-
22
Turn right onto East Church Street
2383 ft · 45 sec · East Church Street
-
23
Turn left onto Sargent Street
145 m · 9 sec · Sargent Street
-
24
Turn slight right onto East Center Street
1.3 mi · 2 min · East Center Street
-
25
Continue on Harding Highway East
19.7 mi · 30 min · Harding Highway East
-
26
Turn right onto Harding Way West
1.3 mi · 2 min · Harding Way West
-
27
Turn left onto North East Street
1475 ft · 29 sec · North East Street
-
28
Turn right onto Charles Street
1.8 mi · 3 min · Charles Street
-
29
Continue on Wachs Road
1.2 mi · 2 min · Wachs Road
-
30
Continue on State Route 61
1.4 km · 1 min · State Route 61
-
31
Continue on South Thoman Street
1.3 km · 1 min · South Thoman Street
-
32
Turn right onto West Bucyrus Street
75 m · 8 sec · West Bucyrus Street
-
33
Turn left onto North Seltzer Street
1.2 mi · 2 min · North Seltzer Street
-
34
Turn straight
2.6 mi · 4 min
-
35
Turn straight onto State Route 61
1.1 km · 1 min · State Route 61
-
36
Turn right
22 m · 5 sec
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37
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Dayton and Bethlehem.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
SR 4 North
Keep slight right to continue on SR 4 North: Marion
26 mi · 00h 38m
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 Dayton and Mostly Sunny near Bethlehem.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Bethlehem?
The road trip is about 121.9 miles (196.2 km) and usually takes 02h 47m 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?
Milford Center is a useful midpoint, sitting about 60.9 miles from Dayton and 61 miles from Bethlehem.
How much longer is the road route than the straight-line distance?
The direct path is about 107.6 miles (173.2 km), while the road route adds roughly 14.3 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 12:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.93 one way or $31.86 round trip. Estimated CO2 is about 38.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Dayton and Mostly Sunny near Bethlehem.
Stop Ideas Near Milford Center
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 Milford Center.
Columbus, OH
Flight Path Map
This map shows the direct air route between Dayton and Bethlehem. Straight-line distance: 107.61 mi (173.18 km).
#1 Dayton
The ninth most populous city in Ohio.
| Population | 139,907 |
| Coordinates | 39.7589500, -84.1916100 |
| Altitude | 225 |
| Country | United States |
#2 Bethlehem
Human settlement in Ohio, United States
| Population | 1,110 |
| Coordinates | 40.8386700, -82.7199000 |
| Altitude | 346 |
| Country | United States |
End: Bethlehem (-82.7199, 40.83867)
Estimated Travel Time
Distance: 196 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 03m |
| 40 mph (64.37 km/h) | 03h 02m |
| 50 mph (80.47 km/h) | 02h 26m |
| 60 mph (96.56 km/h) | 02h 01m |
| 70 mph (112.65 km/h) | 01h 44m |
| 80 mph (129 km/h) | 01h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $15.93 | $31.86 |
| Mid-grade | $4.24 | $18.24 | $36.48 |
| Premium | $4.79 | $20.60 | $41.19 |
| Diesel | $4.30 | $18.51 | $37.01 |
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.