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

The driving distance from Lamar, PA to Upper Darby, PA is about 190.3 miles (306.2 km), with a travel time of about 03h 31m by car.

  • The straight-line flight distance is about 140.4 miles (226 km).
  • For a round trip, plan for roughly 07h 02m 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
190.25 mi
03h 31m
Flight
140.44 mi
226.01 km direct

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

Learn Distance

Choose another destination from Lamar.

Flight Distance

Direct air line
140.44 mi
Kilometers
226.01 km
Flight Time
00h 16m

Driving Distance

Road route
190.25 mi
Kilometers
306.18 km
Drive Time
03h 31m

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 03h 31m.

Arrival Snapshot
Arrive in Upper Darby
Thu, Apr 23, 3:54 AM EDT
Return by in Lamar
Thu, Apr 23, 7:25 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Lamar
2026-04-23T00:23
Arrive Upper Darby
Thu, Apr 23, 3:54 AM EDT
Route Timing
03h 31m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:31 AM to 11:31 AM EDT

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

Leave by
9:58 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Lamar
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
White Haven
PA

Borough in southeastern Luzerne County, Pennsylvania

From Lamar
98.9 mi
01h 45m
To Upper Darby
91.4 mi
01h 45m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
0 to 5 mph NW
Destination
75°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
0 to 5 mph N

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Bletz Road

    35 m · 12 sec · Bletz Road

  2. 2

    Turn sharp left onto Nittany Valley Drive

    1.1 mi · 2 min · Nittany Valley Drive

  3. 3

    Take the ramp right

    2089 ft · 51 sec

  4. 4

    Merge slight left onto Keystone Shortway

    103 mi · 1 hr 53 min · Keystone Shortway

  5. 5

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

    1.1 km · 1 min

  6. 6

    Keep slight left

    1217 ft · 32 sec

  7. 7

    Keep slight right to continue on I 476 South: Allentown

    1303 ft · 32 sec

  8. 8

    Merge slight left onto Pennsylvania Turnpike Northeast Extension

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

  9. 9

    Continue on Pennsylvania Turnpike Northeast Extension

    1558 ft · 24 sec · Pennsylvania Turnpike Northeast Extension

  10. 10

    Keep slight left to continue on Pennsylvania Turnpike Northeast Extension

    1179 ft · 18 sec · Pennsylvania Turnpike Northeast Extension

  11. 11

    Continue on Mid-County Expressway

    10.8 mi · 15 min · Mid-County Expressway

  12. 12

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

    1670 ft · 59 sec

  13. 13

    Turn left onto West Chester Pike

    2.5 mi · 5 min · West Chester Pike

  14. 14

    Turn slight right onto Darby Road

    144 m · 14 sec · Darby Road

  15. 15

    Continue on Lansdowne Avenue

    3 mi · 8 min · Lansdowne Avenue

  16. 16

    Turn right onto West Providence Road

    1430 ft · 39 sec · West Providence Road

  17. 17

    Arrive at your destination

    0 m · 1 sec · West Providence Road

Car Route Details

A richer read on the saved driving route between Lamar 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
17 steps
7 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
8.9 / 100 mi
Decision points by distance
Main Roads
Keystone Shortway
103 mi · 54%
Pennsylvania Turnpike Northeast Extension
75.1 mi · 39%
Mid-County Expressway
10.8 mi · 6%
Lansdowne Avenue
3.01 mi · 2%
West Chester Pike
2.5 mi · 1%
Nittany Valley Drive
1.54 mi · 1%
Longest Stretch

Keystone Shortway

Merge slight left onto Keystone Shortway

103 mi · 01h 53m

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
03h 31m
Long day trip
Same-Day Return
07h 02m
Round-trip wheel time
Road vs Air
+49.9 mi
140.4 mi direct line
Halfway Stop
White Haven
01h 45m from Lamar
Leave By
9:58 AM EDT
Early departure recommended
Weather Watch

Sunny leaving Lamar and Sunny near Upper Darby.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 190.3 miles (306.2 km) and usually takes 03h 31m 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?

White Haven is a useful midpoint, sitting about 98.9 miles from Lamar and 91.4 miles from Upper Darby.

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

The direct path is about 140.4 miles (226 km), while the road route adds roughly 49.9 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 9:58 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $27.42 one way or $54.83 round trip. Estimated CO2 is about 59.6 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Lamar and Sunny near Upper Darby.

Stop Ideas Near White Haven

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

Mid-route Guidance
Local place coverage is thin around White Haven, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to White Haven.

BUS

White Haven, PA

6 mi away
I-476, Exit 95/I-80, Exit 277, at Hwy 940
BUS

Wilkes-Barre, PA

22 mi away
47 South Washington Street
BUS

Scranton, PA

40 mi away
23 Lackawanna Avenue
RAIL

Paoli

116 mi away
13 Lancaster Ave.

Flight Path Map

This map shows the direct air route between Lamar and Upper Darby. Straight-line distance: 140.44 mi (226.01 km).

Lamar

#1 Lamar

Clinton County, Pennsylvania, USA

Population2,514
Coordinates41.0161800, -77.5311000
Altitude241
CountryUnited States
Upper Darby

#2 Upper Darby

Town in Delaware County, Pennsylvania, United States

Population82,883
Coordinates39.9284500, -75.2738000
Altitude20
CountryUnited States
Start: Bletz Road (-77.531226, 41.016163)
End: West Providence Road (-75.273806, 39.928457)

Estimated Travel Time

Distance: 306 km by road

SpeedTime
30 mph (48.3 km/h)06h 20m
40 mph (64.37 km/h)04h 45m
50 mph (80.47 km/h)03h 48m
60 mph (96.56 km/h)03h 10m
70 mph (112.65 km/h)02h 43m
80 mph (129 km/h)02h 22m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.71 gal
25.41 L · about $27.42
Round trip
$54.83
13.42 gal · 50.82 L
Estimated CO2
59.6 kg one way
Round trip: 119.3 kg / 263 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $27.42 $54.83
Mid-grade $4.60 $30.86 $61.72
Premium $4.95 $33.24 $66.48
Diesel $5.98 $40.13 $80.25

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 23, 2026

There is no time difference between Lamar and Upper Darby. The current time is 00:23:05.

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.