How far is Upper Darby, PA from Mount Joy, PA?
The driving distance from Upper Darby, PA to Mount Joy, PA is about 253.9 miles (408.6 km), with a travel time of about 04h 56m by car.
- The straight-line flight distance is about 183.4 miles (295.2 km).
- For a round trip, plan for roughly 09h 53m 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 04h 56m.
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.
CDP in eastern Columbia County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Chance Rain And Snow Showers then Partly Sunny
Driving Route Map
The map below follows the saved road route between Upper Darby and Mount Joy.
Turn-by-Turn Driving Directions
Step-by-step road directions between Upper Darby and Mount Joy.
-
1
Start on West Providence Road
1430 ft · 46 sec · West Providence Road
-
2
Turn left onto South Lansdowne Avenue
3 mi · 8 min · South Lansdowne Avenue
-
3
Continue on Darby Road
144 m · 14 sec · Darby Road
-
4
Turn slight left onto West Chester Pike
2.2 mi · 5 min · West Chester Pike
-
5
Take the exit slight right toward I 476 North: Plymouth Meeting
2005 ft · 59 sec
-
6
Merge slight left onto Mid-County Expressway
10.6 mi · 14 min · Mid-County Expressway
-
7
Turn slight left onto Mid-County Expressway
885 ft · 14 sec · Mid-County Expressway
-
8
Continue on Pennsylvania Turnpike Northeast Extension
75 mi · 1 hr 21 min · Pennsylvania Turnpike Northeast Extension
-
9
Take the exit slight right toward PA 940, I 80: Hazleton, Mount Pocono
1.1 km · 2 min
-
10
Keep slight left
879 ft · 24 sec
-
11
Keep slight right to continue on I 80 West: Hazleton
1650 ft · 40 sec
-
12
Merge slight left onto Keystone Shortway
156.6 mi · 2 hr 51 min · Keystone Shortway
-
13
Take the exit slight right toward PA 879: Clearfield, Shawville
1747 ft · 50 sec
-
14
Turn left onto Clearfield Shawville Highway
1.6 km · 2 min · Clearfield Shawville Highway
-
15
Turn right onto River Road
1.3 mi · 3 min · River Road
-
16
Turn slight right onto High Water Road
770 ft · 34 sec · High Water Road
-
17
Continue on High Level Road
2004 ft · 1 min · High Level Road
-
18
Turn right onto Mount Joy Road
1.2 mi · 5 min · Mount Joy Road
-
19
Arrive at your destination
0 m · 1 sec · Mount Joy Road
Car Route Details
A richer read on the saved driving route between Upper Darby and Mount Joy.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Keystone Shortway
Merge slight left onto Keystone Shortway
157 mi · 02h 51m
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.
Rain Showers leaving Upper Darby and Chance Rain And Snow Showers then Partly Sunny near Mount Joy.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Upper Darby to Mount Joy?
The road trip is about 253.9 miles (408.6 km) and usually takes 04h 56m 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?
Mifflinville is a useful midpoint, sitting about 126.8 miles from Upper Darby and 127.1 miles from Mount Joy.
How much longer is the road route than the straight-line distance?
The direct path is about 183.4 miles (295.2 km), while the road route adds roughly 70.5 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 7:06 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.61 one way or $73.22 round trip. Estimated CO2 is about 79.6 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Upper Darby and Chance Rain And Snow Showers then Partly Sunny near Mount Joy.
Stop Ideas Near Mifflinville
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 Mifflinville.
Wilkes-Barre, PA
White Haven, PA
Scranton, PA
Harrisburg Transportation Center
Flight Path Map
This map shows the direct air route between Upper Darby and Mount Joy. Straight-line distance: 183.4 mi (295.16 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 Mount Joy
Borough in northwestern Lancaster County, Pennsylvania
| Population | 8,264 |
| Coordinates | 41.0528400, -78.4358500 |
| Altitude | 446 |
| Country | United States |
End: Mount Joy (-78.43585, 41.05284)
Estimated Travel Time
Distance: 409 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 27m |
| 40 mph (64.37 km/h) | 06h 20m |
| 50 mph (80.47 km/h) | 05h 04m |
| 60 mph (96.56 km/h) | 04h 13m |
| 70 mph (112.65 km/h) | 03h 37m |
| 80 mph (129 km/h) | 03h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $36.61 | $73.22 |
| Mid-grade | $4.60 | $41.21 | $82.41 |
| Premium | $4.95 | $44.39 | $88.78 |
| Diesel | $5.98 | $53.58 | $107.16 |
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.