How far is Allentown, PA from Clarks Summit, PA?
The driving distance from Allentown, PA to Clarks Summit, PA is about 79.2 miles (127.4 km), with a travel time of about 01h 39m by car.
- The straight-line flight distance is about 61.9 miles (99.6 km).
- For a round trip, plan for roughly 03h 19m 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 39m.
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.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Allentown and Clarks Summit.
Turn-by-Turn Driving Directions
Step-by-step road directions between Allentown and Clarks Summit.
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1
Start on Tilghman Street
4.5 mi · 7 min · Tilghman Street
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2
Take the ramp straight toward I 476, PATP
1969 ft · 1 min
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3
Keep slight left to continue on I 476 North: Scranton
2250 ft · 1 min
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4
Merge slight left onto Pennsylvania Turnpike Northeast Extension
64.5 mi · 1 hr 14 min · Pennsylvania Turnpike Northeast Extension
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5
Take the exit slight right toward Old Forge, Taylor
1106 ft · 34 sec
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6
Turn left onto Union Street
149 m · 11 sec · Union Street
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7
Turn right onto South Keyser Avenue
4.6 mi · 7 min · South Keyser Avenue
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8
Turn left onto Morgan Highway
3.9 mi · 7 min · Morgan Highway
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9
Turn right onto West Grove Street
2021 ft · 56 sec · West Grove Street
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10
Turn left onto Atherton Street
859 ft · 43 sec · Atherton Street
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11
Turn left onto Electric Street
19 m · 3 sec · Electric Street
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12
Arrive at your destination
0 m · 1 sec · Electric Street
Car Route Details
A richer read on the saved driving route between Allentown and Clarks Summit.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pennsylvania Turnpike Northeast Extension
Merge slight left onto Pennsylvania Turnpike Northeast Extension
64.5 mi · 01h 14m
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.
Sunny leaving Allentown and Mostly Sunny near Clarks Summit.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Allentown to Clarks Summit?
The road trip is about 79.2 miles (127.4 km) and usually takes 01h 39m 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?
East Side is a useful midpoint, sitting about 39.6 miles from Allentown and 39.6 miles from Clarks Summit.
How much longer is the road route than the straight-line distance?
The direct path is about 61.9 miles (99.6 km), while the road route adds roughly 17.3 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 3:10 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.40 one way or $22.80 round trip. Estimated CO2 is about 24.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Allentown and Mostly Sunny near Clarks Summit.
Stop Ideas Near East Side
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 East Side.
White Haven, PA
Wilkes-Barre, PA
Scranton, PA
Paoli
Flight Path Map
This map shows the direct air route between Allentown and Clarks Summit. Straight-line distance: 61.88 mi (99.58 km).
#1 Allentown
The third most populous city in Pennsylvania.
| Population | 121,470 |
| Coordinates | 40.6084300, -75.4901800 |
| Altitude | 103 |
| Country | United States |
#2 Clarks Summit
City in Pennsylvania, United States of America
| Population | 4,843 |
| Coordinates | 41.4886900, -75.7085200 |
| Altitude | 397 |
| Country | United States |
End: Clarks Summit (-75.70852, 41.48869)
Estimated Travel Time
Distance: 127 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 38m |
| 40 mph (64.37 km/h) | 01h 58m |
| 50 mph (80.47 km/h) | 01h 35m |
| 60 mph (96.56 km/h) | 01h 19m |
| 70 mph (112.65 km/h) | 01h 07m |
| 80 mph (129 km/h) | 00h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $11.40 | $22.80 |
| Mid-grade | $4.60 | $12.83 | $25.66 |
| Premium | $4.95 | $13.82 | $27.64 |
| Diesel | $5.98 | $16.68 | $33.37 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.