How far is Middletown, OH from Portsmouth, OH?
The driving distance from Middletown, OH to Portsmouth, OH is about 128.7 miles (207.1 km), with a travel time of about 02h 49m by car.
- The straight-line flight distance is about 92.5 miles (148.9 km).
- For a round trip, plan for roughly 05h 39m 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 49m.
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.
City in Brown County, Ohio, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Middletown and Portsmouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Middletown and Portsmouth.
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1
Start on Clark Street
37 m · 11 sec · Clark Street
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2
Turn left onto Central Avenue
1969 ft · 59 sec · Central Avenue
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3
Turn right onto South University Boulevard
1.1 km · 1 min · South University Boulevard
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4
Continue on Roosevelt Boulevard
3.9 mi · 6 min · Roosevelt Boulevard
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5
Take the ramp right toward I 75 South: Cincinnati
2382 ft · 58 sec
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6
Merge slight left
15.2 mi · 17 min
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7
Take the exit slight right toward I 275 East: Columbus
2267 ft · 55 sec
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8
Keep slight right to continue on I 275 East: Columbus
1592 ft · 54 sec
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9
Merge slight left onto Circle Freeway
19.4 mi · 22 min · Circle Freeway
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10
Take the exit slight right toward SR 32 West, SR 32 East: Batavia, Newtown, Eastgate Boulevard
961 ft · 24 sec
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11
Keep slight left to continue on SR 32 West: Newtown, Eastgate Boulevard
1056 ft · 28 sec
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12
Turn left onto James A. Rhodes Appalachian Highway
55.2 mi · 1 hr 9 min · James A. Rhodes Appalachian Highway
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13
Turn right
29.9 mi · 44 min
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14
Keep slight left
2908 ft · 55 sec
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15
Take the exit left
130 m · 12 sec
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16
Keep slight left
1.3 mi · 2 min
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17
Turn right onto Chillicothe Street
2846 ft · 1 min · Chillicothe Street
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18
Turn right onto 2nd Street
63 m · 9 sec · 2nd Street
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19
Turn right
23 m · 11 sec
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20
Turn left
22 m · 5 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Middletown and Portsmouth.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
James A. Rhodes Appalachian Highway
Turn left onto James A. Rhodes Appalachian Highway
55.2 mi · 01h 09m
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.
Chance Rain Showers leaving Middletown and Chance Rain Showers near Portsmouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Middletown to Portsmouth?
The road trip is about 128.7 miles (207.1 km) and usually takes 02h 49m 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?
Mount Orab is a useful midpoint, sitting about 64.3 miles from Middletown and 64.4 miles from Portsmouth.
How much longer is the road route than the straight-line distance?
The direct path is about 92.5 miles (148.9 km), while the road route adds roughly 36.2 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 12:50 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.82 one way or $33.64 round trip. Estimated CO2 is about 40.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Middletown and Chance Rain Showers near Portsmouth.
Stop Ideas Near Mount Orab
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 Mount Orab.
Maysville
Cincinnati, OH
Cincinnati Museum Center at Union Terminal
South Portsmouth–South Shore station
Flight Path Map
This map shows the direct air route between Middletown and Portsmouth. Straight-line distance: 92.55 mi (148.94 km).
#1 Middletown
The most populous city in Butler County, Ohio.
| Population | 46,140 |
| Coordinates | 39.5150600, -84.3982800 |
| Altitude | 200 |
| Country | United States |
#2 Portsmouth
City in Ohio
| Population | 19,744 |
| Coordinates | 38.7317400, -82.9976700 |
| Altitude | 162 |
| Country | United States |
End: Portsmouth (-82.99767, 38.73174)
Estimated Travel Time
Distance: 207 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 17m |
| 40 mph (64.37 km/h) | 03h 13m |
| 50 mph (80.47 km/h) | 02h 34m |
| 60 mph (96.56 km/h) | 02h 08m |
| 70 mph (112.65 km/h) | 01h 50m |
| 80 mph (129 km/h) | 01h 36m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $16.82 | $33.64 |
| Mid-grade | $4.24 | $19.26 | $38.52 |
| Premium | $4.79 | $21.75 | $43.49 |
| Diesel | $4.30 | $19.54 | $39.08 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.