How far is Saint Marys, PA from Mount Lebanon, PA?
The driving distance from Saint Marys, PA to Mount Lebanon, PA is about 131.6 miles (211.8 km), with a travel time of about 03h 16m by car.
- The straight-line flight distance is about 107.4 miles (172.9 km).
- For a round trip, plan for roughly 06h 32m 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 03h 16m.
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 of Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Saint Marys and Mount Lebanon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Marys and Mount Lebanon.
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1
Start on Railroad Street
14 m · 2 sec · Railroad Street
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2
Turn left onto South Michael Street
68 m · 4 sec · South Michael Street
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3
Turn slight left
1068 ft · 26 sec
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4
Turn right onto State Street
1.2 km · 1 min · State Street
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5
Continue on Ridgway Road
4 mi · 6 min · Ridgway Road
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6
Continue on Front Street
5.2 mi · 8 min · Front Street
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7
Keep slight left to continue on Depot Street
1159 ft · 21 sec · Depot Street
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8
At the end of the road, turn right onto Main Street
1259 ft · 52 sec · Main Street
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9
Turn left onto South Mill Avenue
830 ft · 16 sec · South Mill Avenue
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10
At the end of the road, turn right onto South Street
1348 ft · 23 sec · South Street
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11
Continue on State Street
2213 ft · 37 sec · State Street
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12
Continue on Portland Mills Road
10.7 mi · 16 min · Portland Mills Road
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13
Continue on Lake City Road
5.5 mi · 8 min · Lake City Road
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14
Continue on Richardsville Road
14.3 mi · 21 min · Richardsville Road
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15
Continue on Richards St
1.5 km · 2 min · Richards St
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16
At the end of the road, turn right onto E Main St
58 m · 5 sec · E Main St
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17
Continue on East Main Street
1.1 km · 2 min · East Main Street
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18
Continue on South Main Street
1.4 km · 2 min · South Main Street
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19
Turn left onto Allegheny Boulevard
18.1 mi · 27 min · Allegheny Boulevard
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20
Continue on Broad Street
1.2 mi · 2 min · Broad Street
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21
Continue on North Street
21.3 mi · 30 min · North Street
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22
Take the exit slight right toward PA 28 South: Pittsburgh
1.3 km · 1 min
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23
Continue on Allegheny Valley Expressway
36.9 mi · 48 min · Allegheny Valley Expressway
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24
Take the exit slight right toward I 579 South, I 279 South: Veterans Bridge, Monroeville, Fort Pitt Bridge, Airport
55 m · 4 sec
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25
Keep slight right to continue on I 279 South: Fort Pitt Bridge, Airport
2095 ft · 1 min
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26
Merge slight left onto North Shore Expressway
1.1 km · 51 sec · North Shore Expressway
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27
Continue on Fort Duquesne Bridge
1.9 mi · 3 min · Fort Duquesne Bridge
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28
Take the exit slight right toward US 19 South: Banksville Road
3.3 mi · 8 min
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29
Turn left onto Cochran Road
1 mi · 2 min · Cochran Road
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30
Turn right onto Washington Road
1.3 mi · 3 min · Washington Road
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31
Turn left
48 m · 14 sec
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32
Turn right
72 m · 17 sec
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33
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Saint Marys and Mount Lebanon.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Allegheny Valley Expressway
Continue on Allegheny Valley Expressway
36.9 mi · 00h 48m
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.
Showers And Thunderstorms leaving Saint Marys and Showers And Thunderstorms Likely near Mount Lebanon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Marys to Mount Lebanon?
The road trip is about 131.6 miles (211.8 km) and usually takes 03h 16m 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?
South Bethlehem is a useful midpoint, sitting about 65.7 miles from Saint Marys and 65.9 miles from Mount Lebanon.
How much longer is the road route than the straight-line distance?
The direct path is about 107.4 miles (172.9 km), while the road route adds roughly 24.2 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 10:28 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.96 one way or $37.92 round trip. Estimated CO2 is about 41.2 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Saint Marys and Showers And Thunderstorms Likely near Mount Lebanon.
Stop Ideas Near South Bethlehem
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 South Bethlehem.
Latrobe station
Greensburg
Johnstown
Union Station
Flight Path Map
This map shows the direct air route between Saint Marys and Mount Lebanon. Straight-line distance: 107.4 mi (172.85 km).
#1 Saint Marys
City in Camden County, Georgia, USA
| Population | 12,157 |
| Coordinates | 41.4278400, -78.5608600 |
| Altitude | 506 |
| Country | United States |
#2 Mount Lebanon
Municipality in Pennsylvania
| Population | 31,418 |
| Coordinates | 40.3553500, -80.0495000 |
| Altitude | 323 |
| Country | United States |
End: Mount Lebanon (-80.0495, 40.35535)
Estimated Travel Time
Distance: 212 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 23m |
| 40 mph (64.37 km/h) | 03h 17m |
| 50 mph (80.47 km/h) | 02h 37m |
| 60 mph (96.56 km/h) | 02h 11m |
| 70 mph (112.65 km/h) | 01h 52m |
| 80 mph (129 km/h) | 01h 38m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $18.96 | $37.92 |
| Mid-grade | $4.60 | $21.34 | $42.68 |
| Premium | $4.95 | $22.99 | $45.97 |
| Diesel | $5.98 | $27.75 | $55.49 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.