How far is Harrisburg, PA from Slippery Rock, PA?
The driving distance from Harrisburg, PA to Slippery Rock, PA is about 351.1 miles (565.1 km), with a travel time of about 06h 41m by car.
- The straight-line flight distance is about 273.1 miles (439.5 km).
- For a round trip, plan for roughly 13h 22m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 41m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Township in southern Perry County, Pennsylvania
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 Harrisburg and Slippery Rock.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harrisburg and Slippery Rock.
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1
Start on Narvon Street
46 m · 9 sec · Narvon Street
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2
Turn right onto Arthur Street
85 m · 12 sec · Arthur Street
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3
Turn left onto Holme Avenue
1.1 mi · 2 min · Holme Avenue
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4
Turn left onto Roosevelt Boulevard
1101 ft · 25 sec · Roosevelt Boulevard
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5
Turn right onto Rhawn Street
2.5 mi · 5 min · Rhawn Street
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6
Continue on Oxford Avenue
729 ft · 21 sec · Oxford Avenue
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7
Continue on Huntingdon Pike
1.4 mi · 3 min · Huntingdon Pike
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8
Turn left onto Susquehanna Road
1.2 mi · 3 min · Susquehanna Road
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9
Continue on Susquehanna Road
4 mi · 9 min · Susquehanna Road
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10
Turn left onto Virginia Drive
1034 ft · 26 sec · Virginia Drive
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11
Take the ramp left toward I 276 Toll West, PATP Toll West: Valley Forge
1929 ft · 47 sec
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12
Merge slight left onto Pennsylvania Turnpike
5.3 mi · 6 min · Pennsylvania Turnpike
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13
Take the exit slight right toward I 476: Chester, Allentown
783 ft · 19 sec
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14
Keep slight right to continue on I 476 North: Allentown
1642 ft · 40 sec
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15
Merge slight left onto Pennsylvania Turnpike Northeast Extension
74.2 mi · 1 hr 20 min · Pennsylvania Turnpike Northeast Extension
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16
Take the exit slight right toward PA 940, I 80: Hazleton, Mount Pocono
1.1 km · 2 min
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17
Keep slight left
879 ft · 24 sec
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18
Keep slight right to continue on I 80 West: Hazleton
1650 ft · 40 sec
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19
Merge slight left onto Keystone Shortway
246.9 mi · 4 hr 28 min · Keystone Shortway
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20
Take the exit slight right toward PA 8: Barkeyville, Franklin - Oil City Area
1549 ft · 41 sec
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21
Turn left onto Pittsburgh Road
2.3 mi · 4 min · Pittsburgh Road
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22
Continue on William Flinn Highway
2.1 mi · 3 min · William Flinn Highway
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23
Continue on North Main Street
1.2 mi · 3 min · North Main Street
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24
Continue on William Flinn Highway
2.4 mi · 3 min · William Flinn Highway
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25
Turn right onto Franklin Road
2.9 mi · 4 min · Franklin Road
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26
Continue on Franklin Street
1 km · 2 min · Franklin Street
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27
Turn left onto South Main Street
13 m · 1 sec · South Main Street
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28
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Harrisburg and Slippery Rock.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Keystone Shortway
Merge slight left onto Keystone Shortway
247 mi · 04h 28m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Harrisburg and Sunny near Slippery Rock.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harrisburg to Slippery Rock?
The road trip is about 351.1 miles (565.1 km) and usually takes 06h 41m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Carroll is a useful midpoint, sitting about 175.4 miles from Harrisburg and 175.8 miles from Slippery Rock.
How much longer is the road route than the straight-line distance?
The direct path is about 273.1 miles (439.5 km), while the road route adds roughly 78 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 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $50.63 one way or $101.25 round trip. Estimated CO2 is about 110.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Harrisburg and Sunny near Slippery Rock.
Stop Ideas Near Carroll
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 Carroll.
Lewistown
Harrisburg Transportation Center
Huntingdon
Tyrone
Flight Path Map
This map shows the direct air route between Harrisburg and Slippery Rock. Straight-line distance: 273.09 mi (439.5 km).
#1 Harrisburg
Harrisburg is a place in Pennsylvania, United States.
| Population | 0 |
| Coordinates | 40.0556700, -75.0251700 |
| Altitude | 23 |
| Country | United States |
#2 Slippery Rock
Borough in Butler County, Pennsylvania, United States
| Population | 3,508 |
| Coordinates | 41.0639500, -80.0564500 |
| Altitude | 397 |
| Country | United States |
End: Slippery Rock (-80.05645, 41.06395)
Estimated Travel Time
Distance: 565 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 41m |
| 40 mph (64.37 km/h) | 08h 46m |
| 50 mph (80.47 km/h) | 07h 01m |
| 60 mph (96.56 km/h) | 05h 51m |
| 70 mph (112.65 km/h) | 05h 00m |
| 80 mph (129 km/h) | 04h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $50.63 | $101.25 |
| Mid-grade | $4.60 | $56.98 | $113.96 |
| Premium | $4.95 | $61.38 | $122.76 |
| Diesel | $5.98 | $74.09 | $148.18 |
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 Pennsylvania · May 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.