How far is Millerstown, PA from Slippery Rock, PA?
The driving distance from Millerstown, PA to Slippery Rock, PA is about 21.1 miles (33.9 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 17.8 miles (28.6 km).
- For a round trip, plan for roughly 01h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 38m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Census designated place in Pennsylvania, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Millerstown and Slippery Rock.
Turn-by-Turn Driving Directions
Step-by-step road directions between Millerstown and Slippery Rock.
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1
Start on Central Avenue
24 m · 7 sec · Central Avenue
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2
Turn left onto West Slippery Rock Street
2955 ft · 2 min · West Slippery Rock Street
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3
Turn right onto South Main Street
818 ft · 14 sec · South Main Street
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4
Continue on Chicora Road
9.6 mi · 14 min · Chicora Road
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5
Take the ramp left
1120 ft · 29 sec
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6
Merge slight left onto Benjamin Franklin Highway
1.2 mi · 2 min · Benjamin Franklin Highway
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7
Take the exit slight right toward PA 8 North: Harrisville
1076 ft · 38 sec
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8
Turn straight onto North Main Street
3.9 mi · 7 min · North Main Street
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9
Continue on William Flinn Highway
7.1 mi · 10 min · William Flinn Highway
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10
Turn left onto Centreville Pike
4 mi · 5 min · Centreville Pike
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11
Continue on South Main Street
3222 ft · 2 min · South Main Street
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12
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Millerstown and Slippery Rock.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Chicora Road
Continue on Chicora Road
9.64 mi · 00h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Showers And Thunderstorms Likely leaving Millerstown and Chance Showers And Thunderstorms near Slippery Rock.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Millerstown to Slippery Rock?
The road trip is about 21.1 miles (33.9 km) and usually takes 00h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Oneida is a useful midpoint, sitting about 13.8 miles from Millerstown and 7.3 miles from Slippery Rock.
How much longer is the road route than the straight-line distance?
The direct path is about 17.8 miles (28.6 km), while the road route adds roughly 3.3 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:14 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.02 one way or $6.05 round trip. Estimated CO2 is about 6.6 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Millerstown and Chance Showers And Thunderstorms near Slippery Rock.
Stop Ideas Near Oneida
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 Oneida.
Union Station
Greensburg
Latrobe station
Alliance
Flight Path Map
This map shows the direct air route between Millerstown and Slippery Rock. Straight-line distance: 17.75 mi (28.57 km).
#1 Millerstown
Millerstown is a place in Pennsylvania, United States.
| Population | 0 |
| Coordinates | 40.9550600, -79.7481100 |
| Altitude | 360 |
| 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: South Main Street (-80.05639, 41.063989)
Estimated Travel Time
Distance: 34 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 42m |
| 40 mph (64.37 km/h) | 00h 31m |
| 50 mph (80.47 km/h) | 00h 25m |
| 60 mph (96.56 km/h) | 00h 21m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $3.02 | $6.05 |
| Mid-grade | $4.60 | $3.40 | $6.81 |
| Premium | $4.95 | $3.67 | $7.33 |
| Diesel | $5.98 | $4.43 | $8.85 |
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 · Apr 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.