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

The driving distance from Bethlehem, PA to Upper Darby, PA is about 251.1 miles (404.1 km), with a travel time of about 04h 30m by car.

  • The straight-line flight distance is about 192.9 miles (310.5 km).
  • For a round trip, plan for roughly 09h 00m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
251.13 mi
04h 30m
Flight
192.96 mi
310.54 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Bethlehem.

Flight Distance

Direct air line
192.96 mi
Kilometers
310.54 km
Flight Time
00h 23m

Driving Distance

Road route
251.13 mi
Kilometers
404.15 km
Drive Time
04h 30m

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 30m.

Arrival Snapshot
Arrive in Upper Darby
Thu, Apr 16, 1:49 PM EDT
Return by in Bethlehem
Thu, Apr 16, 6:20 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Bethlehem
2026-04-16T09:19
Arrive Upper Darby
Thu, Apr 16, 1:49 PM EDT
Route Timing
04h 30m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
10:30 AM to 12:30 PM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
8:00 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Bethlehem
9:00 PM EDT
Early departure recommended

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
Bloomsburg
PA

Town in Columbia County, Pennsylvania

From Bethlehem
138.1 mi
02h 15m
To Upper Darby
113 mi
02h 15m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
80°F
Thursday

Partly Sunny then Chance Showers And Thunderstorms

Starts
Thu, Apr 16 6:00 AM EDT
Wind
7 to 13 mph SW
Destination
90°F
Thursday

Mostly Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
5 to 10 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Deer Run Road

    12 m · 2 sec · Deer Run Road

  2. 2

    Continue on Bethlehem Hill Road

    1.3 km · 3 min · Bethlehem Hill Road

  3. 3

    Turn left onto East Main Street

    1.2 km · 1 min · East Main Street

  4. 4

    Continue on Market Street

    1324 ft · 26 sec · Market Street

  5. 5

    At the end of the road, turn right onto West Main Street

    1001 ft · 13 sec · West Main Street

  6. 6

    Continue on Mahaffey Grampian Highway

    9.8 mi · 11 min · Mahaffey Grampian Highway

  7. 7

    Continue on 1st Street

    1.1 km · 48 sec · 1st Street

  8. 8

    Continue on Curwensville Grampian Road

    4.7 mi · 5 min · Curwensville Grampian Road

  9. 9

    Continue on Curwensville Grampian Highway

    2.6 mi · 3 min · Curwensville Grampian Highway

  10. 10

    Continue on Curwensville Grampain Highway

    1900 ft · 24 sec · Curwensville Grampain Highway

  11. 11

    Continue on Clearfield Curwensville Highway

    2 mi · 2 min · Clearfield Curwensville Highway

  12. 12

    Turn right onto Clearfield Shawville Highway

    4.2 mi · 6 min · Clearfield Shawville Highway

  13. 13

    Take the exit right

    1484 ft · 36 sec

  14. 14

    Merge slight left onto Keystone Shortway

    156.4 mi · 2 hr 51 min · Keystone Shortway

  15. 15

    Take the exit slight right toward PA 940, PATP, I 476: Wilkes-Barre, Allentown

    1.1 km · 1 min

  16. 16

    Keep slight left

    1217 ft · 32 sec

  17. 17

    Keep slight right to continue on I 476 South: Allentown

    1303 ft · 32 sec

  18. 18

    Merge slight left onto Pennsylvania Turnpike Northeast Extension

    74.6 mi · 1 hr 21 min · Pennsylvania Turnpike Northeast Extension

  19. 19

    Continue on Pennsylvania Turnpike Northeast Extension

    1558 ft · 24 sec · Pennsylvania Turnpike Northeast Extension

  20. 20

    Keep slight left to continue on Pennsylvania Turnpike Northeast Extension

    1179 ft · 18 sec · Pennsylvania Turnpike Northeast Extension

  21. 21

    Continue on Mid-County Expressway

    10.8 mi · 15 min · Mid-County Expressway

  22. 22

    Take the exit slight right toward PA 3: Upper Darby, Broomall

    1670 ft · 59 sec

  23. 23

    Turn left onto West Chester Pike

    2.5 mi · 5 min · West Chester Pike

  24. 24

    Turn slight right onto Darby Road

    144 m · 16 sec · Darby Road

  25. 25

    Continue on Lansdowne Avenue

    3 mi · 8 min · Lansdowne Avenue

  26. 26

    Turn right onto West Providence Road

    1430 ft · 39 sec · West Providence Road

  27. 27

    Arrive at your destination

    0 m · 1 sec · West Providence Road

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
27 steps
9 turns on the saved route
Ramps & Exits
9
2 merges, 7 ramps or exits
Navigation Density
10.8 / 100 mi
Decision points by distance
Main Roads
Keystone Shortway
156 mi · 62%
Pennsylvania Turnpike Northeast Extension
75.1 mi · 30%
Mid-County Expressway
10.8 mi · 4%
Mahaffey Grampian Highway
9.83 mi · 4%
Curwensville Grampian Road
4.7 mi · 2%
Clearfield Shawville Highway
4.53 mi · 2%
Longest Stretch

Keystone Shortway

Merge slight left onto Keystone Shortway

156 mi · 02h 51m

Route Summary

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

Trip Read

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.

Drive Time
04h 30m
Long day trip
Same-Day Return
09h 00m
Round-trip wheel time
Road vs Air
+58.2 mi
192.9 mi direct line
Halfway Stop
Bloomsburg
02h 15m from Bethlehem
Leave By
8:00 AM EDT
Early departure recommended
Weather Watch

Partly Sunny then Chance Showers And Thunderstorms leaving Bethlehem and Mostly Sunny near Upper Darby.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 251.1 miles (404.1 km) and usually takes 04h 30m 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?

Bloomsburg is a useful midpoint, sitting about 138.1 miles from Bethlehem and 113 miles from Upper Darby.

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

The direct path is about 192.9 miles (310.5 km), while the road route adds roughly 58.2 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 8:00 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $36.20 one way or $72.40 round trip. Estimated CO2 is about 78.7 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Chance Showers And Thunderstorms around Bethlehem and Mostly Sunny near Upper Darby.

Flight Path Map

This map shows the direct air route between Bethlehem and Upper Darby. Straight-line distance: 192.96 mi (310.54 km).

Bethlehem

#1 Bethlehem

City in Lehigh and Northampton counties, Pennsylvania, USA

Population24,549
Coordinates40.8617300, -78.7303100
Altitude503
CountryUnited States
Upper Darby

#2 Upper Darby

Town in Delaware County, Pennsylvania, United States

Population82,883
Coordinates39.9284500, -75.2738000
Altitude20
CountryUnited States
Start: Deer Run Road (-78.730353, 40.861734)
End: West Providence Road (-75.273806, 39.928457)

Estimated Travel Time

Distance: 404 km by road

SpeedTime
30 mph (48.3 km/h)08h 22m
40 mph (64.37 km/h)06h 16m
50 mph (80.47 km/h)05h 01m
60 mph (96.56 km/h)04h 11m
70 mph (112.65 km/h)03h 35m
80 mph (129 km/h)03h 07m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.86 gal
33.54 L · about $36.20
Round trip
$72.40
17.72 gal · 67.08 L
Estimated CO2
78.7 kg one way
Round trip: 157.5 kg / 347 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $36.20 $72.40
Mid-grade $4.60 $40.75 $81.49
Premium $4.95 $43.89 $87.78
Diesel $5.98 $52.98 $105.97

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

There is no time difference between Bethlehem and Upper Darby. The current time is 09:19:43.

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.