How far is Dayton, OH from Caldwell, OH?
The estimated driving distance from Dayton, OH to Caldwell, OH is about 177.6 miles (285.9 km), with a travel time of about 03h 41m by car.
- This page is using an estimated road distance while the full route geometry is refreshed.
- The straight-line flight distance is about 142.1 miles (228.7 km).
- For a round trip, plan for roughly 07h 23m 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 41m.
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.
City in United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
Road route is being refreshed. This page currently uses an estimated driving distance.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Caldwell.
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.
Mostly Sunny leaving Dayton and Sunny near Caldwell.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Caldwell?
The road trip is about 177.6 miles (285.9 km) and usually takes 03h 41m 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?
Walnut is a useful midpoint, sitting about 71 miles from Dayton and 106.6 miles from Caldwell.
How much longer is the road route than the straight-line distance?
The direct path is about 142.1 miles (228.7 km), while the road route adds roughly 35.5 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 9:36 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.23 one way or $46.46 round trip. Estimated CO2 is about 55.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Dayton and Sunny near Caldwell.
Stop Ideas Near Walnut
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 Walnut.
Columbus, OH
South Portsmouth–South Shore station
Flight Path Map
This map shows the direct air route between Dayton and Caldwell. Straight-line distance: 142.1 mi (228.68 km).
#1 Dayton
The ninth most populous city in Ohio.
| Population | 139,907 |
| Coordinates | 39.7589500, -84.1916100 |
| Altitude | 225 |
| Country | United States |
#2 Caldwell
Village in Noble County, Ohio
| Population | 1,639 |
| Coordinates | 39.7478500, -81.5165100 |
| Altitude | 226 |
| Country | United States |
End: Caldwell (-81.51651, 39.74785)
Estimated Travel Time
Distance: 286 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 55m |
| 40 mph (64.37 km/h) | 04h 26m |
| 50 mph (80.47 km/h) | 03h 33m |
| 60 mph (96.56 km/h) | 02h 57m |
| 70 mph (112.65 km/h) | 02h 32m |
| 80 mph (129 km/h) | 02h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $23.23 | $46.46 |
| Mid-grade | $4.24 | $26.60 | $53.19 |
| Premium | $4.79 | $30.03 | $60.07 |
| Diesel | $4.30 | $26.99 | $53.97 |
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 11, 2026