How far is Ottawa, OH from Colerain, OH?
The driving distance from Ottawa, OH to Colerain, OH is about 209.8 miles (337.7 km), with a travel time of about 03h 56m by car.
- The straight-line flight distance is about 180.8 miles (291 km).
- For a round trip, plan for roughly 07h 53m 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 56m.
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 Ashland County, Ohio, United States of America
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 Ottawa and Colerain.
Turn-by-Turn Driving Directions
Step-by-step road directions between Ottawa and Colerain.
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1
Start on North Oak Street
6 m · 8 sec · North Oak Street
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2
Turn left onto East Main Street
20.6 mi · 32 min · East Main Street
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3
Take the ramp right
1.8 mi · 2 min
-
4
Take the exit slight right toward US 68, SR 15
1 km · 1 min
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5
Keep slight left to continue on US 68, SR 15: Kenton, Columbus
17.1 mi · 20 min
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6
Continue straight
13.4 mi · 15 min
-
7
Take the exit slight right
72.1 mi · 1 hr 24 min
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8
Take the exit slight right
1102 ft · 29 sec
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9
Turn left onto Madison Avenue
1.3 km · 2 min · Madison Avenue
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10
Continue on Dover Road
4.7 mi · 6 min · Dover Road
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11
Continue on West Main Street
1.6 mi · 2 min · West Main Street
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12
Continue on Dover Road
7 mi · 8 min · Dover Road
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13
Continue on West Main Street
2367 ft · 35 sec · West Main Street
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14
Continue on Dover Road
3.1 mi · 4 min · Dover Road
-
15
Continue on Sandusky Drive Southwest
1.5 km · 1 min · Sandusky Drive Southwest
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16
Continue on West Main Street
2588 ft · 37 sec · West Main Street
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17
Continue on Sandusky Drive Southwest
4.9 mi · 6 min · Sandusky Drive Southwest
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18
Turn right
3 mi · 4 min
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19
Take the exit right
6.6 mi · 8 min
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20
Keep slight right
9.9 mi · 11 min
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21
Take the exit straight toward US 36, US 250, SR 800: Dennison-Cadiz, Newcomerstown
566 ft · 14 sec
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22
Keep slight left to continue on US 250 East, SR 800 South: Cadiz-Dennison
1.7 mi · 2 min
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23
Turn left
21.4 mi · 30 min
-
24
Turn left onto Deersville Avenue
1.3 km · 2 min · Deersville Avenue
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25
Continue on West Market Street
2.2 mi · 3 min · West Market Street
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26
Continue on Cadiz-Harrisville Road
8.3 mi · 12 min · Cadiz-Harrisville Road
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27
Continue on West Main Street
4.9 mi · 7 min · West Main Street
-
28
Continue on Colerain Road
1.7 mi · 2 min · Colerain Road
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29
Arrive at your destination
0 m · 1 sec · Colerain Road
Car Route Details
A richer read on the saved driving route between Ottawa and Colerain.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
US 68
Take the exit slight right
72.1 mi · 01h 24m
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 Ottawa and Sunny near Colerain.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Ottawa to Colerain?
The road trip is about 209.8 miles (337.7 km) and usually takes 03h 56m 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?
Mifflin is a useful midpoint, sitting about 105 miles from Ottawa and 104.8 miles from Colerain.
How much longer is the road route than the straight-line distance?
The direct path is about 180.8 miles (291 km), while the road route adds roughly 29 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 9:06 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 Ottawa and Sunny near Colerain.
Stop Ideas Near Mifflin
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 Mifflin.
Elyria
Sandusky
Cleveland Lakefront station
Columbus, OH
Flight Path Map
This map shows the direct air route between Ottawa and Colerain. Straight-line distance: 180.81 mi (290.98 km).
#1 Ottawa
Village in Ohio
| Population | 4,323 |
| Coordinates | 41.0192200, -84.0471700 |
| Altitude | 222 |
| Country | United States |
#2 Colerain
The most populous city in Hamilton County, Ohio.
| Population | 59,145 |
| Coordinates | 40.1259000, -80.8087000 |
| Altitude | 384 |
| Country | United States |
End: South Colerain Road (-80.808758, 40.125865)
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 · Jun 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.