How far is Allentown, PA from Washington, PA?
The driving distance from Allentown, PA to Washington, PA is about 119.8 miles (192.8 km), with a travel time of about 02h 35m by car.
- The straight-line flight distance is about 108.3 miles (174.3 km).
- For a round trip, plan for roughly 05h 11m 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 02h 35m.
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.
Township in western Lebanon County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Allentown and Washington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Allentown and Washington.
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1
Start on Tilghman Street
5 mi · 8 min · Tilghman Street
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2
Take the ramp slight left toward US 22 West: Harrisburg
698 ft · 18 sec
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3
Merge slight left onto Lehigh Valley Thruway
1.1 km · 54 sec · Lehigh Valley Thruway
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4
Merge slight left onto William Penn Highway
43.1 mi · 52 min · William Penn Highway
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5
Continue on 78th Division Highway
7.6 mi · 9 min · 78th Division Highway
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6
Keep slight left to continue on I 81 South: Harrisburg
1.1 km · 49 sec
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7
Merge slight left
51.3 mi · 1 hr 3 min
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8
Take the exit slight right toward PA 233: Newville
1168 ft · 32 sec
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9
Turn right onto Centerville Road
3.7 mi · 7 min · Centerville Road
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10
Continue on South High Street
2995 ft · 1 min · South High Street
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11
Continue on Doubling Gap Road
1.1 mi · 2 min · Doubling Gap Road
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12
Turn left onto Center Road
3.7 mi · 9 min · Center Road
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13
Turn left onto Roxbury Road
1.9 mi · 3 min · Roxbury Road
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14
Turn right onto Whiskey Run Road
4 m · 1 sec · Whiskey Run Road
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15
Arrive at your destination
0 m · 1 sec · Whiskey Run Road
Car Route Details
A richer read on the saved driving route between Allentown and Washington.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 81 South
Merge slight left
51.3 mi · 01h 03m
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.
Rain Showers Likely leaving Allentown and Rain Showers Likely near Washington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Allentown to Washington?
The road trip is about 119.8 miles (192.8 km) and usually takes 02h 35m 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 Hanover is a useful midpoint, sitting about 59.8 miles from Allentown and 60 miles from Washington.
How much longer is the road route than the straight-line distance?
The direct path is about 108.3 miles (174.3 km), while the road route adds roughly 11.5 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.28 one way or $34.57 round trip. Estimated CO2 is about 37.6 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Allentown and Rain Showers Likely near Washington.
Stop Ideas Near East Hanover
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 Hanover.
Middletown
Elizabethtown station
Harrisburg Transportation Center
Mount Joy
Flight Path Map
This map shows the direct air route between Allentown and Washington. Straight-line distance: 108.29 mi (174.27 km).
#1 Allentown
The third most populous city in Pennsylvania.
| Population | 121,470 |
| Coordinates | 40.6084300, -75.4901800 |
| Altitude | 103 |
| Country | United States |
#2 Washington
City in Pennsylvania
| Population | 2,703 |
| Coordinates | 40.2023100, -77.4780400 |
| Altitude | 188 |
| Country | United States |
End: Washington (-77.47804, 40.20231)
Estimated Travel Time
Distance: 193 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 59m |
| 40 mph (64.37 km/h) | 02h 59m |
| 50 mph (80.47 km/h) | 02h 23m |
| 60 mph (96.56 km/h) | 01h 59m |
| 70 mph (112.65 km/h) | 01h 42m |
| 80 mph (129 km/h) | 01h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $17.28 | $34.57 |
| Mid-grade | $4.60 | $19.45 | $38.91 |
| Premium | $4.95 | $20.96 | $41.91 |
| Diesel | $5.98 | $25.30 | $50.59 |
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.