How far is Upper Darby, PA from Royersford, PA?

The driving distance from Upper Darby, PA to Royersford, PA is about 28.5 miles (45.8 km), with a travel time of about 00h 52m by car.

  • The straight-line flight distance is about 22.6 miles (36.3 km).
  • For a round trip, plan for roughly 01h 45m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
28.47 mi
00h 52m
Flight
22.53 mi
36.26 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Upper Darby.

Flight Distance

Direct air line
22.53 mi
Kilometers
36.26 km
Flight Time
00h 02m

Driving Distance

Road route
28.47 mi
Kilometers
45.82 km
Drive Time
00h 52m

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 00h 52m.

Arrival Snapshot
Arrive in Royersford
Sun, Apr 19, 11:55 AM EDT
Return by in Upper Darby
Sun, Apr 19, 12:48 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Upper Darby
2026-04-19T11:03
Arrive Royersford
Sun, Apr 19, 11:55 AM EDT
Route Timing
00h 52m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:53 AM to 10:53 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:44 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Upper Darby
9:30 PM EDT
Morning start is best

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.

Mid-route stop
King of Prussia
PA

Census-designated place in Montgomery County, Pennsylvania, United States

From Upper Darby
14.2 mi
00h 26m
To Royersford
14.2 mi
00h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
5 to 10 mph N
Destination
54°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
10 to 15 mph NW

Driving Route Map

The map below follows the saved road route between Upper Darby and Royersford.

Turn-by-Turn Driving Directions

Step-by-step road directions between Upper Darby and Royersford.

  1. 1

    Start on West Providence Road

    1430 ft · 46 sec · West Providence Road

  2. 2

    Turn left onto South Lansdowne Avenue

    3 mi · 8 min · South Lansdowne Avenue

  3. 3

    Continue on Darby Road

    144 m · 14 sec · Darby Road

  4. 4

    Turn slight left onto West Chester Pike

    2.2 mi · 5 min · West Chester Pike

  5. 5

    Take the exit slight right toward I 476 North: Plymouth Meeting

    2005 ft · 59 sec

  6. 6

    Merge slight left onto Mid-County Expressway

    3.9 mi · 5 min · Mid-County Expressway

  7. 7

    Take the exit slight right toward US 30: Saint Davids, Villanova

    1828 ft · 47 sec

  8. 8

    Continue on King of Prussia Road

    2 mi · 4 min · King of Prussia Road

  9. 9

    Turn left onto Upper Gulph Road

    1.6 km · 2 min · Upper Gulph Road

  10. 10

    Turn right onto Radnor Road

    2918 ft · 1 min · Radnor Road

  11. 11

    At the end of the road, turn right onto Croton Road

    1767 ft · 46 sec · Croton Road

  12. 12

    At the end of the road, turn left onto South Warner Road

    1.2 km · 2 min · South Warner Road

  13. 13

    Turn left onto Devon Park Drive

    1289 ft · 31 sec · Devon Park Drive

  14. 14

    Take the ramp slight right toward US 202 North, US 422 West: King of Prussia, Pottstown

    76 m · 7 sec

  15. 15

    Keep slight left to continue on US 422 West: Pottstown

    1802 ft · 44 sec

  16. 16

    Continue on County Line Expressway

    2.1 mi · 3 min · County Line Expressway

  17. 17

    Continue on Pottstown Expressway

    9.5 mi · 13 min · Pottstown Expressway

  18. 18

    Take the exit slight right toward Royersford, Trappe

    1114 ft · 27 sec

  19. 19

    Keep slight left to continue on Royersford

    91 m · 9 sec

  20. 20

    Turn left onto South Township Line Road

    1797 ft · 54 sec · South Township Line Road

  21. 21

    Continue on Main Street

    1.2 km · 2 min · Main Street

  22. 22

    Turn left onto South 4th Avenue

    145 m · 21 sec · South 4th Avenue

  23. 23

    Arrive at your destination

    0 m · 1 sec · South 4th Avenue

Car Route Details

A richer read on the saved driving route between Upper Darby and Royersford.

OSRM road route
Drive Character

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.

Directions
23 steps
9 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
80.7 / 100 mi
Decision points by distance
Main Roads
Pottstown Expressway
9.75 mi · 34%
Mid-County Expressway
3.86 mi · 14%
South Lansdowne Avenue
3.01 mi · 11%
West Chester Pike
2.24 mi · 8%
County Line Expressway
2.1 mi · 7%
King of Prussia Road
1.99 mi · 7%
Longest Stretch

Pottstown Expressway

Continue on Pottstown Expressway

9.48 mi · 00h 13m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 52m
Day trip friendly
Same-Day Return
01h 46m
Round-trip wheel time
Road vs Air
+5.9 mi
22.6 mi direct line
Halfway Stop
King of Prussia
00h 26m from Upper Darby
Leave By
4:44 PM EDT
Morning start is best
Weather Watch

Rain Showers leaving Upper Darby and Rain Showers near Royersford.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Upper Darby to Royersford?

The road trip is about 28.5 miles (45.8 km) and usually takes 00h 52m 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?

King of Prussia is a useful midpoint, sitting about 14.2 miles from Upper Darby and 14.2 miles from Royersford.

How much longer is the road route than the straight-line distance?

The direct path is about 22.6 miles (36.3 km), while the road route adds roughly 5.9 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:44 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.09 one way or $8.17 round trip. Estimated CO2 is about 8.9 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers around Upper Darby and Rain Showers near Royersford.

Stop Ideas Near King of Prussia

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around King of Prussia and the surrounding midpoint area.
Bluestone Lane City Hall Coffee Shop
Coffee break 14.9 mi away

Bluestone Lane City Hall Coffee Shop

Philadelphia , PA
1 S Penn Square, Philadelphia, PA 19107
Rating 4.2/5 163 reviews Coffee shop,Bar,Cafe
Dilworth Park
Scenic stop 14.8 mi away

Dilworth Park

Philadelphia , PA
1 S 15th St, Philadelphia, PA 19102, United States
Rating 4.5/5 7,605 reviews Tourist attraction,Event venue,Park
Philadelphia Marriage License
Meeting point 14.7 mi away

Philadelphia Marriage License

Philadelphia , PA
415 City Hall, 1401 John F Kennedy Blvd, Philadelphia, PA 19107
Rating 4.3/5 45 reviews City government office,Marriage license bureau
City Hall
Nearby stop 14.8 mi away

City Hall

Philadelphia , PA
Philadelphia, PA 19107, United States
Rating 4.3/5 106 reviews Subway station

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to King of Prussia.

RAIL

Paoli

9 mi away
13 Lancaster Ave.
RAIL

Ardmore

13 mi away
Station Road and Lancaster Ave.
RAIL

Exton

21 mi away
425 Walkertown Road
RAIL

North Philadelphia station

23 mi away
2900 North Broad St.

Flight Path Map

This map shows the direct air route between Upper Darby and Royersford. Straight-line distance: 22.53 mi (36.26 km).

Upper Darby

#1 Upper Darby

Town in Delaware County, Pennsylvania, United States

Population82,883
Coordinates39.9284500, -75.2738000
Altitude20
CountryUnited States
Royersford

#2 Royersford

Borough of Pennsylvania

Population4,746
Coordinates40.1842700, -75.5379600
Altitude63
CountryUnited States
Start: Upper Darby (-75.2738, 39.92845)
End: Royersford (-75.53796, 40.18427)

Estimated Travel Time

Distance: 46 km by road

SpeedTime
30 mph (48.3 km/h)00h 56m
40 mph (64.37 km/h)00h 42m
50 mph (80.47 km/h)00h 34m
60 mph (96.56 km/h)00h 28m
70 mph (112.65 km/h)00h 24m
80 mph (129 km/h)00h 21m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1 gal
3.8 L · about $4.09
Round trip
$8.17
2 gal · 7.6 L
Estimated CO2
8.9 kg one way
Round trip: 17.8 kg / 39 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $4.09 $8.17
Mid-grade $4.60 $4.60 $9.20
Premium $4.95 $4.95 $9.91
Diesel $5.98 $5.98 $11.96

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

There is no time difference between Upper Darby and Royersford. The current time is 11:03:21.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.