How far is Upper Darby, PA from Marietta, PA?
The driving distance from Upper Darby, PA to Marietta, PA is about 91 miles (146.5 km), with a travel time of about 02h 00m by car.
- The straight-line flight distance is about 68.2 miles (109.8 km).
- For a round trip, plan for roughly 04h 00m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 00m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Upper Darby and Marietta.
Turn-by-Turn Driving Directions
Step-by-step road directions between Upper Darby and Marietta.
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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
39.6 mi · 42 min · Pennsylvania Turnpike
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16
Take the exit slight right toward US 222: Reading, Lancaster
2990 ft · 1 min
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17
Continue on Colonel Howard Boulevard
3108 ft · 1 min · Colonel Howard Boulevard
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18
Keep slight left to continue on Colonel Howard Boulevard
623 ft · 15 sec · Colonel Howard Boulevard
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19
Keep slight left to continue on Colonel Howard Boulevard
681 ft · 26 sec · Colonel Howard Boulevard
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20
Turn left
1031 ft · 25 sec
-
21
Merge slight left
15.1 mi · 17 min
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22
Keep slight right to continue on US 30 West
1.7 mi · 3 min
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23
Keep slight right to continue on US 30 West: York
10.7 mi · 15 min
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24
Take the exit slight right toward PA 441: Columbia, Marietta
1068 ft · 26 sec
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25
Keep slight right
90 m · 7 sec
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26
Turn straight onto Chickies Hill Road
1.5 mi · 2 min · Chickies Hill Road
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27
Continue on River Road
1.4 mi · 2 min · River Road
-
28
Turn left onto North Waterford Avenue
1915 ft · 1 min · North Waterford Avenue
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29
Turn left onto North New Haven Street
97 m · 14 sec · North New Haven Street
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30
Arrive at your destination
0 m · 1 sec · South New Haven Street
Car Route Details
A richer read on the saved driving route between Upper Darby and Marietta.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pennsylvania Turnpike
Merge slight left onto Pennsylvania Turnpike
39.6 mi · 00h 42m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Upper Darby and Mostly Sunny near Marietta.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Upper Darby to Marietta?
The road trip is about 91 miles (146.5 km) and usually takes 02h 00m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Elverson is a useful midpoint, sitting about 45.4 miles from Upper Darby and 45.5 miles from Marietta.
How much longer is the road route than the straight-line distance?
The direct path is about 68.2 miles (109.8 km), while the road route adds roughly 22.8 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:30 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.12 one way or $26.23 round trip. Estimated CO2 is about 28.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Upper Darby and Mostly Sunny near Marietta.
Stop Ideas Near Elverson
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 Elverson.
Coatesville
Downingtown
Parkesburg
Exton
Flight Path Map
This map shows the direct air route between Upper Darby and Marietta. Straight-line distance: 68.25 mi (109.84 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 Marietta
Borough in northwestern Lancaster County, Pennsylvania
| Population | 2,590 |
| Coordinates | 40.0570400, -76.5521900 |
| Altitude | 84 |
| Country | United States |
End: Marietta (-76.55219, 40.05704)
Estimated Travel Time
Distance: 146 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 01m |
| 40 mph (64.37 km/h) | 02h 16m |
| 50 mph (80.47 km/h) | 01h 49m |
| 60 mph (96.56 km/h) | 01h 31m |
| 70 mph (112.65 km/h) | 01h 18m |
| 80 mph (129 km/h) | 01h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $13.12 | $26.23 |
| Mid-grade | $4.60 | $14.76 | $29.53 |
| Premium | $4.95 | $15.90 | $31.80 |
| Diesel | $5.98 | $19.20 | $38.39 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.