How far is Cincinnati, OH from Portsmouth, OH?

The driving distance from Cincinnati, OH to Portsmouth, OH is about 106.9 miles (172 km), with a travel time of about 02h 23m by car.

  • The straight-line flight distance is about 86 miles (138.4 km).
  • For a round trip, plan for roughly 04h 47m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
106.88 mi
02h 23m
Flight
85.98 mi
138.37 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Cincinnati.

Flight Distance

Direct air line
85.98 mi
Kilometers
138.37 km
Flight Time
00h 10m

Driving Distance

Road route
106.88 mi
Kilometers
172.01 km
Drive Time
02h 23m

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 23m.

Arrival Snapshot
Arrive in Portsmouth
Sun, Apr 19, 8:01 AM EDT
Return by in Cincinnati
Sun, Apr 19, 10:25 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Cincinnati
2026-04-19T05:37
Arrive Portsmouth
Sun, Apr 19, 8:01 AM EDT
Route Timing
02h 23m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:24 AM to 12:24 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:42 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Cincinnati
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Winchester
OH

Village in Adams County, Ohio, United States

From Cincinnati
53.4 mi
01h 11m
To Portsmouth
53.5 mi
01h 11m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
61°F
Sunday

Sunny

Starts
Sun, Apr 19 6:00 AM EDT
Wind
5 to 13 mph W
Destination
63°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
7 to 12 mph W

Driving Route Map

The map below follows the saved road route between Cincinnati and Portsmouth.

Turn-by-Turn Driving Directions

Step-by-step road directions between Cincinnati and Portsmouth.

  1. 1

    Start on Ohio Avenue

    30 m · 6 sec · Ohio Avenue

  2. 2

    Turn right onto West McMillan Avenue

    876 ft · 27 sec · West McMillan Avenue

  3. 3

    Continue on East McMillan Street

    1997 ft · 1 min · East McMillan Street

  4. 4

    Turn right onto Maplewood Avenue

    559 ft · 24 sec · Maplewood Avenue

  5. 5

    Turn left onto Kinsey Avenue

    845 ft · 31 sec · Kinsey Avenue

  6. 6

    Turn right onto Reading Road

    1 mi · 2 min · Reading Road

  7. 7

    Take the ramp left toward I 471 South: Newport

    1310 ft · 32 sec

  8. 8

    Merge slight left

    5.3 mi · 6 min

  9. 9

    Take the exit slight left toward I 275 East: Columbus, Ohio

    2463 ft · 1 min

  10. 10

    Merge slight right onto Ronald Reagan Highway

    1.6 mi · 2 min · Ronald Reagan Highway

  11. 11

    Continue on Circle Freeway

    9.5 mi · 11 min · Circle Freeway

  12. 12

    Take the exit slight right toward SR 32: Newtown, Eastgate Boulevard, Batavia

    1718 ft · 42 sec

  13. 13

    Keep slight left to continue on SR 32 West: Eastgate Boulevard, Newtown

    799 ft · 24 sec

  14. 14

    Turn right onto James A. Rhodes Appalachian Highway

    55 mi · 1 hr 9 min · James A. Rhodes Appalachian Highway

  15. 15

    Turn right

    29.9 mi · 44 min

  16. 16

    Keep slight left

    2908 ft · 55 sec

  17. 17

    Take the exit left

    130 m · 12 sec

  18. 18

    Keep slight left

    1.3 mi · 2 min

  19. 19

    Turn right onto Chillicothe Street

    2846 ft · 1 min · Chillicothe Street

  20. 20

    Turn right onto 2nd Street

    63 m · 9 sec · 2nd Street

  21. 21

    Turn right

    23 m · 11 sec

  22. 22

    Turn left

    22 m · 5 sec

  23. 23

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Cincinnati and Portsmouth.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
23 steps
10 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
21.5 / 100 mi
Decision points by distance
Main Roads
James A. Rhodes Appalachian Highway
56.9 mi · 53%
Circle Freeway
9.54 mi · 9%
I 471 South
5.59 mi · 5%
Ronald Reagan Highway
1.63 mi · 2%
Reading Road
1.02 mi · 1%
Chillicothe Street
0.54 mi · 1%
Longest Stretch

James A. Rhodes Appalachian Highway

Turn right onto James A. Rhodes Appalachian Highway

55 mi · 01h 09m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 23m
Day trip friendly
Same-Day Return
04h 48m
Round-trip wheel time
Road vs Air
+20.9 mi
86 mi direct line
Halfway Stop
Winchester
01h 11m from Cincinnati
Leave By
1:42 PM EDT
Morning start is best
Weather Watch

Sunny leaving Cincinnati 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 Cincinnati to Portsmouth?

The road trip is about 106.9 miles (172 km) and usually takes 02h 23m 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?

Winchester is a useful midpoint, sitting about 53.4 miles from Cincinnati and 53.5 miles from Portsmouth.

How much longer is the road route than the straight-line distance?

The direct path is about 86 miles (138.4 km), while the road route adds roughly 20.9 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 1:42 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $13.97 one way or $27.94 round trip. Estimated CO2 is about 33.5 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Cincinnati and Chance Rain Showers near Portsmouth.

Stop Ideas Near Winchester

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Winchester, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Winchester.

RAIL

Maysville

34 mi away
West Front St & Rosemary Clooney St
RAIL

South Portsmouth–South Shore station

64 mi away
Main St & US 23
BUS

Cincinnati, OH

76 mi away
1005 Gilbert Avenue
RAIL

Cincinnati Museum Center at Union Terminal

79 mi away
1301 Western Ave.

Flight Path Map

This map shows the direct air route between Cincinnati and Portsmouth. Straight-line distance: 85.98 mi (138.37 km).

Cincinnati

#1 Cincinnati

The third most populous city in Ohio and the center of the Cincinnati metropolitan area.

Population304,548
Coordinates39.1271100, -84.5143900
Altitude191
CountryUnited States
Portsmouth

#2 Portsmouth

City in Ohio

Population19,744
Coordinates38.7317400, -82.9976700
Altitude162
CountryUnited States
Start: Cincinnati (-84.51439, 39.12711)
End: Portsmouth (-82.99767, 38.73174)

Estimated Travel Time

Distance: 172 km by road

SpeedTime
30 mph (48.3 km/h)03h 33m
40 mph (64.37 km/h)02h 40m
50 mph (80.47 km/h)02h 08m
60 mph (96.56 km/h)01h 46m
70 mph (112.65 km/h)01h 31m
80 mph (129 km/h)01h 20m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.77 gal
14.28 L · about $13.97
Round trip
$27.94
7.54 gal · 28.56 L
Estimated CO2
33.5 kg one way
Round trip: 67 kg / 148 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.71 $13.97 $27.94
Mid-grade $4.24 $15.99 $31.98
Premium $4.79 $18.06 $36.12
Diesel $4.30 $16.23 $32.45

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

There is no time difference between Cincinnati and Portsmouth. The current time is 05:37:55.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.