How far is Upper Darby, PA from Saint Clair, PA?
The driving distance from Upper Darby, PA to Saint Clair, PA is about 304 miles (489.2 km), with a travel time of about 05h 54m by car.
- The straight-line flight distance is about 250.3 miles (402.8 km).
- For a round trip, plan for roughly 11h 48m 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 05h 54m.
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.
City in United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Upper Darby and Saint Clair.
Turn-by-Turn Driving Directions
Step-by-step road directions between Upper Darby and Saint Clair.
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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
11.6 mi · 16 min · Penn-Lincoln Parkway East
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20
Take the exit right toward PA 885 South: Glenwood
146 m · 24 sec
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21
Turn right onto Bates Street
541 ft · 14 sec · Bates Street
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22
Turn left onto Second Avenue
600 ft · 19 sec · Second Avenue
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23
Turn right onto Hot Metal Street
2111 ft · 1 min · Hot Metal Street
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24
Turn right onto Sidney Street
943 ft · 38 sec · Sidney Street
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25
Turn left onto South 27th Street
1659 ft · 1 min · South 27th Street
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26
At the end of the road, turn right onto Josephine Street
24 m · 5 sec · Josephine Street
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27
Turn left onto Barry Street
736 ft · 22 sec · Barry Street
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28
Turn right onto Mission Street
977 ft · 32 sec · Mission Street
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29
Turn left onto Sterling Street
846 ft · 37 sec · Sterling Street
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30
Continue on Wellington Street
135 m · 20 sec · Wellington Street
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31
Turn right onto Eleanor Street
1340 ft · 1 min · Eleanor Street
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32
Turn left onto Charcot Street
133 m · 21 sec · Charcot Street
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33
Turn right onto Clover Street
41 m · 6 sec · Clover Street
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34
Arrive at your destination
0 m · 1 sec · Clover Street
Car Route Details
A richer read on the saved driving route between Upper Darby and Saint Clair.
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.
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.
Mostly Sunny leaving Upper Darby and Showers And Thunderstorms Likely near Saint Clair.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Upper Darby to Saint Clair?
The road trip is about 304 miles (489.2 km) and usually takes 05h 54m 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?
Lurgan is a useful midpoint, sitting about 151.7 miles from Upper Darby and 152.2 miles from Saint Clair.
How much longer is the road route than the straight-line distance?
The direct path is about 250.3 miles (402.8 km), while the road route adds roughly 53.7 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 5:12 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $43.84 one way or $87.69 round trip. Estimated CO2 is about 95.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Upper Darby and Showers And Thunderstorms Likely near Saint Clair.
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 Upper Darby and Saint Clair. Straight-line distance: 250.26 mi (402.76 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 Saint Clair
Borough in central Schuylkill County, Pennsylvania
| Population | 2,823 |
| Coordinates | 40.4164600, -79.9714400 |
| Altitude | 353 |
| Country | United States |
End: Saint Clair (-79.97144, 40.41646)
Estimated Travel Time
Distance: 489 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 07m |
| 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 | $43.84 | $87.69 |
| Mid-grade | $4.60 | $49.35 | $98.69 |
| Premium | $4.95 | $53.16 | $106.31 |
| Diesel | $5.98 | $64.17 | $128.33 |
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.