How far is Upper Darby, PA from Duncannon, PA?
The driving distance from Upper Darby, PA to Duncannon, PA is about 120 miles (193.2 km), with a travel time of about 02h 31m by car.
- The straight-line flight distance is about 97.9 miles (157.5 km).
- For a round trip, plan for roughly 05h 03m 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 31m.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Sunny
Driving Route Map
The map below follows the saved road route between Upper Darby and Duncannon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Upper Darby and Duncannon.
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1
Start on West Providence Road
1430 ft · 46 sec · West Providence Road
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2
Turn left onto South Lansdowne Avenue
3 mi · 8 min · South Lansdowne Avenue
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3
Continue on Darby Road
144 m · 14 sec · Darby Road
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4
Turn slight left onto West Chester Pike
2.2 mi · 5 min · West Chester Pike
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5
Take the exit slight right toward I 476 North: Plymouth Meeting
2005 ft · 59 sec
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6
Merge slight left onto Mid-County Expressway
7 mi · 10 min · Mid-County Expressway
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7
Take the exit slight right toward I 76 West: Valley Forge
2184 ft · 53 sec
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8
Merge slight left onto Schuylkill Expressway
3.7 mi · 5 min · Schuylkill Expressway
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9
Take the exit slight right toward US 202, US 422 West: King of Prussia, West Chester, Pottstown
632 ft · 10 sec
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10
Keep slight left to continue on US 202 South, US 422 West: Mall Boulevard, West Chester, Pottstown, Swedesford Road
1447 ft · 22 sec
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11
Keep slight left to continue on Mall Boulevard
1331 ft · 21 sec
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12
Keep slight left to continue on I 76 West: New Jersey, Harrisburg
533 ft · 8 sec
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13
Merge slight left onto Schuylkill Expressway
2317 ft · 53 sec · Schuylkill Expressway
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14
Keep slight left to continue on I 76 West: Harrisburg
1919 ft · 1 min
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15
Merge slight left onto Pennsylvania Turnpike
78.8 mi · 1 hr 24 min · Pennsylvania Turnpike
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16
Take the exit slight right toward I 283, PA 283: Harrisburg, Hershey
1340 ft · 2 min
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17
Continue straight
2.5 mi · 4 min
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18
Keep slight right to continue on I 83 North, US 322
1258 ft · 31 sec
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19
Keep slight left to continue on I 83 North, US 322 West: Hazleton, State College
1402 ft · 34 sec
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20
Continue straight
3.7 mi · 5 min
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21
Continue on I 81 South, US 322 West: Carlisle, State College
2.4 mi · 3 min
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22
Take the exit slight right toward US 22 East, PA 230 East, US 22 West, US 322 West: Harrisburg, Lewistown, State College
1437 ft · 27 sec
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23
Keep slight right to continue on US 22 West, US 322 West: Lewistown, State College
12 mi · 17 min
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24
Turn left onto Newport Road
2059 ft · 48 sec · Newport Road
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25
Turn straight onto North Market Street
2173 ft · 1 min · North Market Street
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26
Arrive at your destination
0 m · 1 sec · North Market Street
Car Route Details
A richer read on the saved driving route between Upper Darby and Duncannon.
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
78.8 mi · 01h 24m
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.
Mostly Clear leaving Upper Darby and Sunny near Duncannon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Upper Darby to Duncannon?
The road trip is about 120 miles (193.2 km) and usually takes 02h 31m 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?
Reamstown is a useful midpoint, sitting about 59.9 miles from Upper Darby and 60.1 miles from Duncannon.
How much longer is the road route than the straight-line distance?
The direct path is about 97.9 miles (157.5 km), while the road route adds roughly 22.1 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 1:26 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.28 one way or $34.57 round trip. Estimated CO2 is about 37.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Upper Darby and Sunny near Duncannon.
Stop Ideas Near Reamstown
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 Reamstown.
Lancaster station
Parkesburg
Mount Joy
Coatesville
Flight Path Map
This map shows the direct air route between Upper Darby and Duncannon. Straight-line distance: 97.9 mi (157.55 km).
#1 Upper Darby
Town in Delaware County, Pennsylvania, United States
| Population | 82,883 |
| Coordinates | 39.9284500, -75.2738000 |
| Altitude | 20 |
| Country | United States |
#2 Duncannon
Borough in southeastern Perry County, Pennsylvania
| Population | 1,481 |
| Coordinates | 40.3981400, -77.0230300 |
| Altitude | 107 |
| Country | United States |
End: Duncannon (-77.02303, 40.39814)
Estimated Travel Time
Distance: 193 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 59m |
| 40 mph (64.37 km/h) | 03h 00m |
| 50 mph (80.47 km/h) | 02h 24m |
| 60 mph (96.56 km/h) | 02h 00m |
| 70 mph (112.65 km/h) | 01h 42m |
| 80 mph (129 km/h) | 01h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $17.28 | $34.57 |
| Mid-grade | $4.60 | $19.45 | $38.91 |
| Premium | $4.95 | $20.96 | $41.91 |
| Diesel | $5.98 | $25.30 | $50.59 |
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.