How far is Mount Lebanon, PA from Darby, PA?
The driving distance from Mount Lebanon, PA to Darby, PA is about 303.4 miles (488.2 km), with a travel time of about 06h 05m by car.
- The straight-line flight distance is about 254.8 miles (410.1 km).
- For a round trip, plan for roughly 12h 11m 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 05m.
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.
City in United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Mount Lebanon and Darby.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Lebanon and Darby.
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1
Start on the route
72 m · 23 sec
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2
Turn left
48 m · 17 sec
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3
At the end of the road, turn left onto Washington Road
86 m · 12 sec · Washington Road
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4
Turn left onto Connor Road
1.2 mi · 2 min · Connor Road
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5
At the end of the road, turn right onto Library Road
1.6 km · 2 min · Library Road
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6
Turn left onto Broughton Road
2.4 mi · 6 min · Broughton Road
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7
At the end of the road, turn left onto Brownsville Road
1333 ft · 32 sec · Brownsville Road
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8
Continue on Curry Hollow Road
1.3 mi · 2 min · Curry Hollow Road
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9
Continue on Lebanon Church Road
2.9 mi · 5 min · Lebanon Church Road
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10
Keep slight right to continue on Lebanon Church Road
1 mi · 2 min · Lebanon Church Road
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11
Turn slight right onto Pittsburgh McKeesport Boulevard
2553 ft · 45 sec · Pittsburgh McKeesport Boulevard
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12
Continue on Richland Avenue
2095 ft · 35 sec · Richland Avenue
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13
Continue on W.D. Mansfield Memorial Bridge
1876 ft · 32 sec · W.D. Mansfield Memorial Bridge
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14
Keep slight left
2.1 mi · 4 min
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15
Continue on 5th Avenue
1.5 km · 2 min · 5th Avenue
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16
Turn right onto Lincoln Way
5.9 mi · 10 min · Lincoln Way
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17
Continue on Lincoln Way
1765 ft · 38 sec · Lincoln Way
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18
Turn slight right onto Lincoln Highway
3.3 mi · 6 min · Lincoln Highway
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19
Take the exit straight toward PATP, I 76
988 ft · 24 sec
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20
Continue on PATP, I 76
876 ft · 22 sec
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21
Keep slight right to continue on I 76 East: Harrisburg
1814 ft · 44 sec
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22
Merge slight left onto Pennsylvania Turnpike
259.6 mi · 4 hr 43 min · Pennsylvania Turnpike
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23
Take the exit slight right toward I 76 East: Valley Forge, Philadelphia
5.1 mi · 8 min
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24
Take the exit slight right toward I 476 South: Chester
3093 ft · 2 min
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25
Merge slight left onto Mid-County Expressway
6.4 mi · 9 min · Mid-County Expressway
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26
Take the exit slight right toward PA 3: Upper Darby, Broomall
1670 ft · 59 sec
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27
Turn left onto West Chester Pike
2.5 mi · 5 min · West Chester Pike
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28
Turn slight right onto Darby Road
144 m · 14 sec · Darby Road
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29
Continue on Lansdowne Avenue
3.3 mi · 9 min · Lansdowne Avenue
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30
Continue on Main Street
1.3 km · 3 min · Main Street
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31
Turn left onto Ridge Avenue
14 m · 2 sec · Ridge Avenue
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32
Arrive at your destination
0 m · 1 sec · Ridge Avenue
Car Route Details
A richer read on the saved driving route between Mount Lebanon and Darby.
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
260 mi · 04h 43m
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.
Chance Rain Showers then Chance Showers And Thunderstorms leaving Mount Lebanon 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 Mount Lebanon to Darby?
The road trip is about 303.4 miles (488.2 km) and usually takes 06h 05m 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?
Lurgan is a useful midpoint, sitting about 151.4 miles from Mount Lebanon and 151.9 miles from Darby.
How much longer is the road route than the straight-line distance?
The direct path is about 254.8 miles (410.1 km), while the road route adds roughly 48.6 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 $43.72 one way or $87.44 round trip. Estimated CO2 is about 95.1 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Chance Showers And Thunderstorms around Mount Lebanon and Mostly Sunny near Darby.
Stop Ideas Near Lurgan
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 Lurgan.
Hagerstown, MD
Huntingdon
Lewistown
Hancock, MD
Flight Path Map
This map shows the direct air route between Mount Lebanon and Darby. Straight-line distance: 254.81 mi (410.07 km).
#1 Mount Lebanon
Municipality in Pennsylvania
| Population | 31,418 |
| Coordinates | 40.3553500, -80.0495000 |
| Altitude | 323 |
| 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: 488 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 06m |
| 40 mph (64.37 km/h) | 07h 35m |
| 50 mph (80.47 km/h) | 06h 04m |
| 60 mph (96.56 km/h) | 05h 03m |
| 70 mph (112.65 km/h) | 04h 20m |
| 80 mph (129 km/h) | 03h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $43.72 | $87.44 |
| Mid-grade | $4.60 | $49.21 | $98.42 |
| Premium | $4.95 | $53.01 | $106.02 |
| Diesel | $5.98 | $63.99 | $127.97 |
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.