How far is State College, PA from Darby, PA?
The driving distance from State College, PA to Darby, PA is about 191.5 miles (308.2 km), with a travel time of about 04h 08m by car.
- The straight-line flight distance is about 149.7 miles (240.9 km).
- For a round trip, plan for roughly 08h 17m 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 04h 08m.
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.
Borough in southern Dauphin County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between State College and Darby.
Turn-by-Turn Driving Directions
Step-by-step road directions between State College and Darby.
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1
Start on South Allen Street
1.4 km · 3 min · South Allen Street
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2
Turn left onto South Atherton Street
2.5 mi · 5 min · South Atherton Street
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3
Turn right onto Boal Avenue
4.2 mi · 8 min · Boal Avenue
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4
Continue on General Potter Highway
75.6 mi · 1 hr 35 min · General Potter Highway
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5
Take the exit slight right toward I 81 North, US 322 East, I 81 South: Hershey, Hazleton, Carlisle
968 ft · 21 sec
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6
Keep slight left to continue on I 81 North, US 322 East: Hershey, Hazleton
1.4 km · 2 min
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7
Merge slight left onto American Legion Memorial Highway
1.8 mi · 2 min · American Legion Memorial Highway
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8
Keep slight right to continue on I 83 South, US 322 East: Hershey, York
4.3 mi · 6 min
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9
Keep slight left to continue on I 283 South: Harrisburg International Airport
910 ft · 22 sec
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10
Continue straight
2.8 mi · 5 min
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11
Keep slight left to continue on I 76 East: Philadelphia
1.1 km · 2 min
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12
Merge slight left onto Pennsylvania Turnpike
78.4 mi · 1 hr 24 min · Pennsylvania Turnpike
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13
Take the exit slight right toward I 76 East: Valley Forge, Philadelphia
5.1 mi · 8 min
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14
Take the exit slight right toward I 476 South: Chester
3093 ft · 2 min
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15
Merge slight left onto Mid-County Expressway
6.4 mi · 9 min · Mid-County Expressway
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16
Take the exit slight right toward PA 3: Upper Darby, Broomall
1670 ft · 59 sec
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17
Turn left onto West Chester Pike
2.5 mi · 5 min · West Chester Pike
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18
Turn slight right onto Darby Road
144 m · 14 sec · Darby Road
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19
Continue on Lansdowne Avenue
3.3 mi · 9 min · Lansdowne Avenue
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20
Continue on Main Street
1.3 km · 3 min · Main Street
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21
Turn left onto Ridge Avenue
14 m · 2 sec · Ridge Avenue
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22
Arrive at your destination
0 m · 1 sec · Ridge Avenue
Car Route Details
A richer read on the saved driving route between State College and Darby.
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
78.4 mi · 01h 24m
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.
Partly Sunny then Chance Rain Showers leaving State College and Mostly Sunny near Darby.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from State College to Darby?
The road trip is about 191.5 miles (308.2 km) and usually takes 04h 08m 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?
Royalton is a useful midpoint, sitting about 95.6 miles from State College and 95.9 miles from Darby.
How much longer is the road route than the straight-line distance?
The direct path is about 149.7 miles (240.9 km), while the road route adds roughly 41.8 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 8:42 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $27.62 one way or $55.24 round trip. Estimated CO2 is about 60.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Chance Rain Showers around State College and Mostly Sunny near Darby.
Stop Ideas Near Royalton
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 Royalton.
Middletown
Elizabethtown station
Harrisburg Transportation Center
Mount Joy
Flight Path Map
This map shows the direct air route between State College and Darby. Straight-line distance: 149.68 mi (240.89 km).
#1 State College
The largest city in Centre County, Pennsylvania.
| Population | 41,366 |
| Coordinates | 40.7933900, -77.8600000 |
| Altitude | 355 |
| Country | United States |
#2 Darby
Borough in Delaware County, Pennsylvania, United States
| Population | 10,704 |
| Coordinates | 39.9184500, -75.2590700 |
| Altitude | 15 |
| Country | United States |
End: Darby (-75.25907, 39.91845)
Estimated Travel Time
Distance: 308 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 22m |
| 40 mph (64.37 km/h) | 04h 47m |
| 50 mph (80.47 km/h) | 03h 49m |
| 60 mph (96.56 km/h) | 03h 11m |
| 70 mph (112.65 km/h) | 02h 44m |
| 80 mph (129 km/h) | 02h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $27.62 | $55.24 |
| Mid-grade | $4.60 | $31.09 | $62.18 |
| Premium | $4.95 | $33.49 | $66.98 |
| Diesel | $5.98 | $40.42 | $80.85 |
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.