How far is Upper Darby, PA from Gregg, PA?
The driving distance from Upper Darby, PA to Gregg, PA is about 314.9 miles (506.8 km), with a travel time of about 06h 08m by car.
- The straight-line flight distance is about 260.3 miles (418.9 km).
- For a round trip, plan for roughly 12h 17m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 08m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Township in Franklin County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Chance Rain Showers then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Upper Darby and Gregg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Upper Darby and Gregg.
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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
270.7 mi · 4 hr 55 min · Pennsylvania Turnpike
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16
Take the exit slight right toward I 376 West, US 22: Pittsburgh, Monroeville
3142 ft · 3 min
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17
Keep slight left to continue on US 22 Business, I 376 West, US 22 West: Monroeville, Pittsburgh
945 ft · 23 sec
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18
Keep slight right to continue on I 376 West, US 22 West: Pittsburgh
108 m · 9 sec
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19
Merge slight right onto Penn-Lincoln Parkway East
18.8 mi · 26 min · Penn-Lincoln Parkway East
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20
Take the exit slight right toward PA 50: Carnegie, Heidelberg
1124 ft · 32 sec
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21
Keep slight right to continue on Carnegie
1222 ft · 35 sec
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22
Continue on Jane Street
135 m · 17 sec · Jane Street
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23
Continue on Mansfield Boulevard
2046 ft · 47 sec · Mansfield Boulevard
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24
Continue on West Main Street
1.2 km · 2 min · West Main Street
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25
Continue on Noblestown Road
3.3 mi · 6 min · Noblestown Road
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26
Turn left onto Nike Site Road
2082 ft · 45 sec · Nike Site Road
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27
Turn right onto Gregg Station Road
2713 ft · 1 min · Gregg Station Road
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28
Arrive at your destination
0 m · 1 sec · Gregg Station Road
Car Route Details
A richer read on the saved driving route between Upper Darby and Gregg.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Pennsylvania Turnpike
Merge slight left onto Pennsylvania Turnpike
271 mi · 04h 55m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny leaving Upper Darby and Chance Rain Showers then Chance Showers And Thunderstorms near Gregg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Upper Darby to Gregg?
The road trip is about 314.9 miles (506.8 km) and usually takes 06h 08m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Metal is a useful midpoint, sitting about 157.2 miles from Upper Darby and 157.7 miles from Gregg.
How much longer is the road route than the straight-line distance?
The direct path is about 260.3 miles (418.9 km), while the road route adds roughly 54.6 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 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $45.40 one way or $90.79 round trip. Estimated CO2 is about 98.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Upper Darby and Chance Rain Showers then Chance Showers And Thunderstorms near Gregg.
Stop Ideas Near Metal
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 Metal.
Hancock, MD
Hagerstown, MD
Huntingdon
Martinsburg station
Flight Path Map
This map shows the direct air route between Upper Darby and Gregg. Straight-line distance: 260.29 mi (418.9 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 Gregg
Township in Pennsylvania, USA
| Population | 4,637 |
| Coordinates | 40.4064600, -80.1645000 |
| Altitude | 272 |
| Country | United States |
End: Gregg (-80.1645, 40.40646)
Estimated Travel Time
Distance: 507 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 29m |
| 40 mph (64.37 km/h) | 07h 52m |
| 50 mph (80.47 km/h) | 06h 17m |
| 60 mph (96.56 km/h) | 05h 14m |
| 70 mph (112.65 km/h) | 04h 29m |
| 80 mph (129 km/h) | 03h 55m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $45.40 | $90.79 |
| Mid-grade | $4.60 | $51.09 | $102.19 |
| Premium | $4.95 | $55.04 | $110.08 |
| Diesel | $5.98 | $66.44 | $132.88 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.