How far is Upper Darby, PA from Union, PA?
The driving distance from Upper Darby, PA to Union, PA is about 64.2 miles (103.3 km), with a travel time of about 01h 44m by car.
- The straight-line flight distance is about 52.4 miles (84.4 km).
- For a round trip, plan for roughly 03h 29m 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 01h 44m.
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.
Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Upper Darby and Union.
Turn-by-Turn Driving Directions
Step-by-step road directions between Upper Darby and Union.
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1
Start on West Providence Road
2223 ft · 1 min · West Providence Road
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2
Turn right onto Springfield Road
3.8 mi · 9 min · Springfield Road
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3
Turn left onto State Road
1.2 km · 1 min · State Road
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4
Continue on Media Bypass
4 mi · 5 min · Media Bypass
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5
Continue on Baltimore Pike
15.3 mi · 27 min · Baltimore Pike
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6
Continue on Kennett-Oxford Bypass
17.4 mi · 24 min · Kennett-Oxford Bypass
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7
Take the exit slight right toward PA 472: Quarryville, Oxford
1289 ft · 34 sec
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8
Turn right onto West Lancaster Avenue
2.5 mi · 4 min · West Lancaster Avenue
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9
Continue on Kirkwood Pike
8.9 mi · 12 min · Kirkwood Pike
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10
Continue on South Lime Street
1.1 km · 2 min · South Lime Street
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11
Turn left onto East State Street
1.4 km · 2 min · East State Street
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12
Continue on Buck Road
3.4 mi · 6 min · Buck Road
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13
At the end of the road, turn right onto Lancaster Pike
4.1 mi · 6 min · Lancaster Pike
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14
Take the exit left toward Pennsy Road
79 m · 7 sec · Pennsy Road
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15
Merge slight right onto Lancaster Pike
1318 ft · 21 sec · Lancaster Pike
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16
Turn right onto Miller Road
1.4 km · 2 min · Miller Road
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17
At the end of the road, turn left onto Rawlinsville Road
1.1 km · 2 min · Rawlinsville Road
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18
Turn left onto Clearfield Road
25 m · 4 sec · Clearfield Road
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19
Arrive at your destination
0 m · 1 sec · Clearfield Road
Car Route Details
A richer read on the saved driving route between Upper Darby and Union.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Kennett-Oxford Bypass
Continue on Kennett-Oxford Bypass
17.4 mi · 00h 24m
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.
Rain Showers leaving Upper Darby and Chance Rain Showers near Union.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Upper Darby to Union?
The road trip is about 64.2 miles (103.3 km) and usually takes 01h 44m 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?
West Grove is a useful midpoint, sitting about 32.1 miles from Upper Darby and 32.1 miles from Union.
How much longer is the road route than the straight-line distance?
The direct path is about 52.4 miles (84.4 km), while the road route adds roughly 11.8 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 3:00 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.23 one way or $18.47 round trip. Estimated CO2 is about 20.1 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Upper Darby and Chance Rain Showers near Union.
Stop Ideas Near West Grove
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 West Grove.
Parkesburg
Newark
Coatesville
Downingtown
Flight Path Map
This map shows the direct air route between Upper Darby and Union. Straight-line distance: 52.43 mi (84.38 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 Union
Township in southeastern Union County, Pennsylvania
| Population | 5,661 |
| Coordinates | 39.9103800, -76.2630100 |
| Altitude | 204 |
| Country | United States |
End: Union (-76.26301, 39.91038)
Estimated Travel Time
Distance: 103 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 08m |
| 40 mph (64.37 km/h) | 01h 36m |
| 50 mph (80.47 km/h) | 01h 17m |
| 60 mph (96.56 km/h) | 01h 04m |
| 70 mph (112.65 km/h) | 00h 55m |
| 80 mph (129 km/h) | 00h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $9.23 | $18.47 |
| Mid-grade | $4.60 | $10.39 | $20.79 |
| Premium | $4.95 | $11.20 | $22.39 |
| Diesel | $5.98 | $13.51 | $27.03 |
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.