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.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
21.05 mi
00h 38m
Flight
17.75 mi
28.57 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Millerstown.

Flight Distance

Direct air line
17.75 mi
Kilometers
28.57 km
Flight Time
00h 02m

Driving Distance

Road route
21.05 mi
Kilometers
33.88 km
Drive Time
00h 38m

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.

Arrival Snapshot
Arrive in Slippery Rock
Wed, Apr 15, 10:05 PM EDT
Return by in Millerstown
Wed, Apr 15, 10:43 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Millerstown
2026-04-15T21:27
Arrive Slippery Rock
Wed, Apr 15, 10:05 PM EDT
Route Timing
00h 38m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:38 AM to 7:38 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:14 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Millerstown
10:00 PM EDT
Flexible departure

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
Oneida
PA

Census designated place in Pennsylvania, USA

From Millerstown
13.8 mi
00h 19m
To Slippery Rock
7.3 mi
00h 19m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Wednesday

Showers And Thunderstorms Likely

Starts
Wed, Apr 15 6:00 AM EDT
Wind
10 mph SW
Destination
82°F
This Afternoon

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 4:00 PM EDT
Wind
10 mph SW

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.

  1. 1

    Start on Central Avenue

    24 m · 7 sec · Central Avenue

  2. 2

    Turn left onto West Slippery Rock Street

    2955 ft · 2 min · West Slippery Rock Street

  3. 3

    Turn right onto South Main Street

    818 ft · 14 sec · South Main Street

  4. 4

    Continue on Chicora Road

    9.6 mi · 14 min · Chicora Road

  5. 5

    Take the ramp left

    1120 ft · 29 sec

  6. 6

    Merge slight left onto Benjamin Franklin Highway

    1.2 mi · 2 min · Benjamin Franklin Highway

  7. 7

    Take the exit slight right toward PA 8 North: Harrisville

    1076 ft · 38 sec

  8. 8

    Turn straight onto North Main Street

    3.9 mi · 7 min · North Main Street

  9. 9

    Continue on William Flinn Highway

    7.1 mi · 10 min · William Flinn Highway

  10. 10

    Turn left onto Centreville Pike

    4 mi · 5 min · Centreville Pike

  11. 11

    Continue on South Main Street

    3222 ft · 2 min · South Main Street

  12. 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.

OSRM road route
Drive Character

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.

Directions
12 steps
4 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
57.1 / 100 mi
Decision points by distance
Main Roads
Chicora Road
9.85 mi · 47%
William Flinn Highway
7.12 mi · 34%
Centreville Pike
4.01 mi · 19%
North Main Street
3.9 mi · 19%
Benjamin Franklin Highway
1.2 mi · 6%
South Main Street
0.76 mi · 4%
Longest Stretch

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.

Trip Read

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.

Drive Time
00h 38m
Quick drive
Same-Day Return
01h 16m
Round-trip wheel time
Road vs Air
+3.3 mi
17.8 mi direct line
Halfway Stop
Oneida
00h 19m from Millerstown
Leave By
7:14 PM EDT
Flexible departure
Weather Watch

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.

Mid-route Guidance
Local place coverage is thin around Oneida, 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 Oneida.

RAIL

Union Station

54 mi away
1100 Liberty Avenue
RAIL

Greensburg

74 mi away
Harrison Ave. and Seton Hill Dr.
RAIL

Latrobe station

79 mi away
329 McKinley Ave
RAIL

Alliance

102 mi away
820 East Main Street

Flight Path Map

This map shows the direct air route between Millerstown and Slippery Rock. Straight-line distance: 17.75 mi (28.57 km).

Photo coming soon

#1 Millerstown

Millerstown is a place in Pennsylvania, United States.

Population0
Coordinates40.9550600, -79.7481100
Altitude360
CountryUnited States
Slippery Rock

#2 Slippery Rock

Borough in Butler County, Pennsylvania, United States

Population3,508
Coordinates41.0639500, -80.0564500
Altitude397
CountryUnited States
Start: McElroy Lane (-79.748055, 40.954978)
End: South Main Street (-80.05639, 41.063989)

Estimated Travel Time

Distance: 34 km by road

SpeedTime
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.

One-way fuel
0.74 gal
2.81 L · about $3.02
Round trip
$6.05
1.48 gal · 5.62 L
Estimated CO2
6.6 kg one way
Round trip: 13.2 kg / 29 lb CO2, using regular gasoline.
Fuel$/galOne wayRound 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

There is no time difference between Millerstown and Slippery Rock. The current time is 21:27:34.

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.