How far is Allentown, PA from Williams, PA?
The driving distance from Allentown, PA to Williams, PA is about 202.4 miles (325.8 km), with a travel time of about 04h 17m by car.
- The straight-line flight distance is about 181.2 miles (291.6 km).
- For a round trip, plan for roughly 08h 35m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 04h 17m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Unincorporated community in Cumberland County, Pennsylvania, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny then Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Allentown and Williams.
Turn-by-Turn Driving Directions
Step-by-step road directions between Allentown and Williams.
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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
36.6 mi · 44 min
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8
Take the exit slight right toward US 11: New Kingstown, Middlesex
1419 ft · 49 sec
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9
Keep slight right to continue on US 11 South
61 m · 8 sec
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10
Merge slight left onto Harrisburg Pike
1.6 km · 2 min · Harrisburg Pike
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11
Take the exit straight toward I 76, PATP
2453 ft · 1 min
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12
Keep slight right to continue on I 76 West: Pittsburgh
1304 ft · 37 sec
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13
Merge slight left onto Pennsylvania Turnpike
81.1 mi · 1 hr 29 min · Pennsylvania Turnpike
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14
Take the exit slight right toward Altoona, Johnstown
1522 ft · 37 sec
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15
Turn slight right onto Bedford
51 m · 5 sec
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16
Turn straight onto Business 220
1435 ft · 40 sec · Business 220
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17
Turn right onto Weber Lane
1.6 km · 4 min · Weber Lane
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18
Turn left onto Country Ridge Road
1421 ft · 52 sec · Country Ridge Road
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19
Turn right onto Lincoln Highway
1.7 mi · 3 min · Lincoln Highway
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20
Take the exit slight left
3.4 mi · 5 min
-
21
Continue on Hyndman Road
14.4 mi · 25 min · Hyndman Road
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22
Continue on Pennsylvania Avenue
1243 ft · 25 sec · Pennsylvania Avenue
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23
Continue on Center Street
600 ft · 17 sec · Center Street
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24
At the end of the road, turn right onto State Route 3004
155 m · 18 sec · State Route 3004
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25
Turn left onto Church Street
3110 ft · 1 min · Church Street
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26
Continue on Gooseberry Road
2.2 mi · 5 min · Gooseberry Road
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27
Continue on Fairhope Road
1 mi · 3 min · Fairhope Road
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28
Arrive at your destination
0 m · 1 sec · Fairhope Road
Car Route Details
A richer read on the saved driving route between Allentown and Williams.
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
Merge slight left onto Pennsylvania Turnpike
81.1 mi · 01h 29m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Allentown and Mostly Sunny then Chance Rain Showers near Williams.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Allentown to Williams?
The road trip is about 202.4 miles (325.8 km) and usually takes 04h 17m 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?
Plainfield is a useful midpoint, sitting about 101.1 miles from Allentown and 101.4 miles from Williams.
How much longer is the road route than the straight-line distance?
The direct path is about 181.2 miles (291.6 km), while the road route adds roughly 21.2 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 8:24 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $29.17 one way or $58.35 round trip. Estimated CO2 is about 63.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Allentown and Mostly Sunny then Chance Rain Showers near Williams.
Stop Ideas Near Plainfield
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 Plainfield.
Harrisburg Transportation Center
Middletown
Lewistown
Elizabethtown station
Flight Path Map
This map shows the direct air route between Allentown and Williams. Straight-line distance: 181.2 mi (291.62 km).
#1 Allentown
The third most populous city in Pennsylvania.
| Population | 121,470 |
| Coordinates | 40.6084300, -75.4901800 |
| Altitude | 103 |
| Country | United States |
#2 Williams
Township in Northampton County, Pennsylvania, United States of America
| Population | 6,115 |
| Coordinates | 39.8306400, -78.7705700 |
| Altitude | 378 |
| Country | United States |
End: Williams (-78.77057, 39.83064)
Estimated Travel Time
Distance: 326 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 44m |
| 40 mph (64.37 km/h) | 05h 03m |
| 50 mph (80.47 km/h) | 04h 02m |
| 60 mph (96.56 km/h) | 03h 22m |
| 70 mph (112.65 km/h) | 02h 53m |
| 80 mph (129 km/h) | 02h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $29.17 | $58.35 |
| Mid-grade | $4.60 | $32.84 | $65.67 |
| Premium | $4.95 | $35.37 | $70.74 |
| Diesel | $5.98 | $42.70 | $85.39 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.