How far is Bethel Park, PA from Saint Marys, PA?
The driving distance from Bethel Park, PA to Saint Marys, PA is about 135.3 miles (217.7 km), with a travel time of about 03h 21m by car.
- The straight-line flight distance is about 108.4 miles (174.4 km).
- For a round trip, plan for roughly 06h 42m 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 21m.
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 Likely
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Bethel Park and Saint Marys.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bethel Park and Saint Marys.
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1
Start on the route
31 m · 9 sec
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2
Turn right
6 m · 7 sec
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3
Turn left
13 m · 9 sec
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4
Turn left onto South Park Road
2937 ft · 1 min · South Park Road
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5
Turn right onto Logan Road
2375 ft · 1 min · Logan Road
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6
At the end of the road, turn right onto Bethel Church Road
1399 ft · 39 sec · Bethel Church Road
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7
Continue on Fort Couch Road
1.4 km · 2 min · Fort Couch Road
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8
Turn right onto Washington Road
2 mi · 5 min · Washington Road
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9
Turn left onto Cochran Road
1.8 mi · 4 min · Cochran Road
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10
Turn right onto Greentree Road
2.3 mi · 4 min · Greentree Road
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11
Take the ramp slight right toward I 376 East: Pittsburgh
1809 ft · 44 sec
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12
Merge slight left onto Penn-Lincoln Parkway West
2.3 mi · 4 min · Penn-Lincoln Parkway West
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13
Keep slight left to continue on Penn-Lincoln Parkway North
829 ft · 24 sec · Penn-Lincoln Parkway North
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14
Continue on I 279 North: North Shore
1.3 km · 56 sec
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15
Take the exit slight right toward PA 28 North: Chestnut Street, East Ohio Street, Etna
1570 ft · 39 sec
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16
Continue straight
37.2 mi · 48 min
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17
Keep slight right to continue on US 422 East, PA 28 North: Kittanning, Indiana
1 km · 52 sec
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18
Merge slight left
5.1 mi · 7 min
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19
Continue straight
35.7 mi · 52 min
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20
Turn right onto South Main Street
1.6 mi · 4 min · South Main Street
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21
Turn left onto Richards St
1.5 km · 2 min · Richards St
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22
Continue on Richardsville Road
14.3 mi · 21 min · Richardsville Road
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23
Continue straight
16.9 mi · 25 min
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24
Turn left onto South Mill Avenue
830 ft · 18 sec · South Mill Avenue
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25
Turn right onto Main Street
1259 ft · 50 sec · Main Street
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26
Turn left onto Depot Street
1159 ft · 20 sec · Depot Street
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27
Continue on Front Street
5.2 mi · 8 min · Front Street
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28
Continue on Ridgway Road
4 mi · 6 min · Ridgway Road
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29
Continue on State Street
1.2 km · 1 min · State Street
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30
Turn left onto South Saint Marys Street
747 ft · 15 sec · South Saint Marys Street
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31
Turn right onto Railroad Street
31 m · 2 sec · Railroad Street
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32
Arrive at your destination
0 m · 1 sec · Railroad Street
Car Route Details
A richer read on the saved driving route between Bethel Park and Saint Marys.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
PA 28 North
Continue straight
37.2 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 Likely leaving Bethel Park and Showers And Thunderstorms near Saint Marys.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bethel Park to Saint Marys?
The road trip is about 135.3 miles (217.7 km) and usually takes 03h 21m 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 67.6 miles from Bethel Park and 67.7 miles from Saint Marys.
How much longer is the road route than the straight-line distance?
The direct path is about 108.4 miles (174.4 km), while the road route adds roughly 26.9 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 10:18 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.49 one way or $38.98 round trip. Estimated CO2 is about 42.4 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Bethel Park and Showers And Thunderstorms near Saint Marys.
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 Bethel Park and Saint Marys. Straight-line distance: 108.38 mi (174.42 km).
#1 Bethel Park
Home rule municipality of Pennsylvania
| Population | 32,118 |
| Coordinates | 40.3275700, -80.0395000 |
| Altitude | 365 |
| Country | United States |
#2 Saint Marys
City in Camden County, Georgia, USA
| Population | 12,157 |
| Coordinates | 41.4278400, -78.5608600 |
| Altitude | 506 |
| Country | United States |
End: Saint Marys (-78.56086, 41.42784)
Estimated Travel Time
Distance: 218 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 30m |
| 40 mph (64.37 km/h) | 03h 22m |
| 50 mph (80.47 km/h) | 02h 42m |
| 60 mph (96.56 km/h) | 02h 15m |
| 70 mph (112.65 km/h) | 01h 55m |
| 80 mph (129 km/h) | 01h 41m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $19.49 | $38.98 |
| Mid-grade | $4.60 | $21.94 | $43.87 |
| Premium | $4.95 | $23.63 | $47.26 |
| Diesel | $5.98 | $28.52 | $57.05 |
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.