How far is Mercersburg, PA from Reading, PA?
The driving distance from Mercersburg, PA to Reading, PA is about 135 miles (217.3 km), with a travel time of about 02h 20m by car.
- The straight-line flight distance is about 110.2 miles (177.4 km).
- For a round trip, plan for roughly 04h 41m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
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 02h 20m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Borough in Cumberland County, Pennsylvania, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Mercersburg and Reading.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mercersburg and Reading.
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1
Start on JEB Stuart Alley
38 m · 14 sec · JEB Stuart Alley
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2
Turn left onto East Seminary Street
71 m · 17 sec · East Seminary Street
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3
Turn right onto North Main Street
1951 ft · 1 min · North Main Street
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4
Turn slight right onto Fort Loudon Road
1.2 mi · 2 min · Fort Loudon Road
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5
Continue on Fort Loudon Road
4.8 mi · 7 min · Fort Loudon Road
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6
Continue on Path Valley Road
14.3 mi · 25 min · Path Valley Road
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7
Turn left onto Willow Hill Interchange
1495 ft · 30 sec · Willow Hill Interchange
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8
Take the ramp straight toward PATP
934 ft · 23 sec
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9
Keep slight right to continue on I 76 East: Harrisburg
1638 ft · 40 sec
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10
Merge slight left onto Pennsylvania Turnpike
97.5 mi · 1 hr 46 min · Pennsylvania Turnpike
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11
Take the exit slight right toward US 222: Reading, Ephrata
1054 ft · 36 sec
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12
Continue on Colonel Howard Boulevard
3108 ft · 1 min · Colonel Howard Boulevard
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13
Keep slight left to continue on Colonel Howard Boulevard
623 ft · 15 sec · Colonel Howard Boulevard
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14
Keep slight right to continue on US 222 North: Reading
1468 ft · 36 sec
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15
Merge slight left
3.3 mi · 4 min
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16
Continue straight
4.1 mi · 6 min
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17
Take the exit slight right toward US 222 Business: Lancaster Avenue, Shillington
4.9 mi · 9 min
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18
Turn left onto South 5th Street
2195 ft · 47 sec · South 5th Street
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19
Turn right onto Franklin Street
550 ft · 17 sec · Franklin Street
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20
Turn left onto South 6th Street
599 ft · 25 sec · South 6th Street
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21
Turn left onto Penn Street
85 m · 5 sec · Penn Street
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22
Arrive at your destination
0 m · 1 sec · Penn Street
Car Route Details
A richer read on the saved driving route between Mercersburg and Reading.
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
97.5 mi · 01h 46m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Mercersburg and Sunny near Reading.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mercersburg to Reading?
The road trip is about 135 miles (217.3 km) and usually takes 02h 20m 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?
Mechanicsburg is a useful midpoint, sitting about 66.4 miles from Mercersburg and 68.6 miles from Reading.
How much longer is the road route than the straight-line distance?
The direct path is about 110.2 miles (177.4 km), while the road route adds roughly 24.8 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 1:48 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.49 one way or $38.98 round trip. Estimated CO2 is about 42.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Mercersburg and Sunny near Reading.
Stop Ideas Near Mechanicsburg
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 Mechanicsburg.
Harrisburg Transportation Center
Middletown
Elizabethtown station
Mount Joy
Flight Path Map
This map shows the direct air route between Mercersburg and Reading. Straight-line distance: 110.22 mi (177.38 km).
#1 Mercersburg
Borough of Pennsylvania
| Population | 1,527 |
| Coordinates | 39.8278700, -77.9033300 |
| Altitude | 173 |
| Country | United States |
#2 Reading
The fourth most populous city in Pennsylvania.
| Population | 88,217 |
| Coordinates | 40.3356500, -75.9268700 |
| Altitude | 93 |
| Country | United States |
End: Penn Street (-75.926876, 40.335365)
Estimated Travel Time
Distance: 217 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 29m |
| 40 mph (64.37 km/h) | 03h 22m |
| 50 mph (80.47 km/h) | 02h 42m |
| 60 mph (96.56 km/h) | 02h 15m |
| 70 mph (112.65 km/h) | 01h 55m |
| 80 mph (129 km/h) | 01h 41m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $19.49 | $38.98 |
| Mid-grade | $4.60 | $21.94 | $43.87 |
| Premium | $4.95 | $23.63 | $47.26 |
| Diesel | $5.98 | $28.52 | $57.05 |
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.