How far is Pittsburgh, PA from Mercersburg, PA?
The driving distance from Pittsburgh, PA to Mercersburg, PA is about 149.3 miles (240.2 km), with a travel time of about 03h 07m by car.
- The straight-line flight distance is about 118.4 miles (190.5 km).
- For a round trip, plan for roughly 06h 14m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 03h 07m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Scattered Showers And Thunderstorms
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Pittsburgh and Mercersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Pittsburgh and Mercersburg.
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1
Start on Grant Street
14 m · 9 sec · Grant Street
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2
Continue on Grant Street
1539 ft · 1 min · Grant Street
-
3
Take the ramp slight right toward I 376 East: Monroeville
2054 ft · 51 sec
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4
Merge slight right onto Penn-Lincoln Parkway East
13.6 mi · 19 min · Penn-Lincoln Parkway East
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5
Take the exit slight right toward I 76, PATP: Ohio, Harrisburg
1317 ft · 1 min
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6
Continue straight
885 ft · 30 sec
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7
Keep slight right to continue on I 76 East: Harrisburg
855 ft · 29 sec
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8
Merge slight left onto Pennsylvania Turnpike
105 mi · 1 hr 55 min · Pennsylvania Turnpike
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9
Take the exit slight right toward US 30: Breezewood, Baltimore, Washington DC
1.9 mi · 4 min
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10
Keep slight right to continue on US 30 East: Chambersburg, Gettysburg
1079 ft · 47 sec
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11
Merge slight left onto Lincoln Highway
15 mi · 21 min · Lincoln Highway
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12
Turn left onto Lincoln Way West
2.6 mi · 5 min · Lincoln Way West
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13
Turn slight right onto Buchanan Trail
9.1 mi · 16 min · Buchanan Trail
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14
Continue on North Main Street
3001 ft · 2 min · North Main Street
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15
Turn left onto East Seminary Street
71 m · 15 sec · East Seminary Street
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16
Turn right onto JEB Stuart Alley
38 m · 9 sec · JEB Stuart Alley
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17
Arrive at your destination
0 m · 1 sec · JEB Stuart Alley
Car Route Details
A richer read on the saved driving route between Pittsburgh and Mercersburg.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pennsylvania Turnpike
Merge slight left onto Pennsylvania Turnpike
105 mi · 01h 55m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Scattered Showers And Thunderstorms leaving Pittsburgh and Chance Rain Showers near Mercersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Pittsburgh to Mercersburg?
The road trip is about 149.3 miles (240.2 km) and usually takes 03h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Friedens is a useful midpoint, sitting about 74.6 miles from Pittsburgh and 74.7 miles from Mercersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 118.4 miles (190.5 km), while the road route adds roughly 30.9 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:46 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.53 one way or $43.07 round trip. Estimated CO2 is about 46.8 kg one way.
What should you check before leaving?
Before you leave, expect Scattered Showers And Thunderstorms around Pittsburgh and Chance Rain Showers near Mercersburg.
Stop Ideas Near Friedens
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 Friedens.
Johnstown
Grantsville, MD
Latrobe station
Frostburg, MD
Flight Path Map
This map shows the direct air route between Pittsburgh and Mercersburg. Straight-line distance: 118.36 mi (190.49 km).
#1 Pittsburgh
The second most populous city in Pennsylvania and the center of the Pittsburgh metropolitan area.
| Population | 299,226 |
| Coordinates | 40.4406200, -79.9958900 |
| Altitude | 233 |
| Country | United States |
#2 Mercersburg
Borough of Pennsylvania
| Population | 1,527 |
| Coordinates | 39.8278700, -77.9033300 |
| Altitude | 173 |
| Country | United States |
End: Mercersburg (-77.90333, 39.82787)
Estimated Travel Time
Distance: 240 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 58m |
| 40 mph (64.37 km/h) | 03h 43m |
| 50 mph (80.47 km/h) | 02h 59m |
| 60 mph (96.56 km/h) | 02h 29m |
| 70 mph (112.65 km/h) | 02h 07m |
| 80 mph (129 km/h) | 01h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $21.53 | $43.07 |
| Mid-grade | $4.60 | $24.24 | $48.47 |
| Premium | $4.95 | $26.11 | $52.22 |
| Diesel | $5.98 | $31.51 | $63.03 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.