How far is Allentown, PA from Forest Hills, PA?
The driving distance from Allentown, PA to Forest Hills, PA is about 90.9 miles (146.3 km), with a travel time of about 02h 12m by car.
- The straight-line flight distance is about 76.9 miles (123.7 km).
- For a round trip, plan for roughly 04h 24m 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 12m.
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.
Capital and only settlement on the Pitcairn Islands
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Allentown and Forest Hills.
Turn-by-Turn Driving Directions
Step-by-step road directions between Allentown and Forest Hills.
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1
Start on Tilghman Street
2.1 mi · 3 min · Tilghman Street
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2
Turn left onto North Cedar Crest Boulevard
1 mi · 2 min · North Cedar Crest Boulevard
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3
Turn right onto Hamilton Boulevard Bypass
2203 ft · 44 sec · Hamilton Boulevard Bypass
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4
Continue on West Hamilton Boulevard
6 mi · 9 min · West Hamilton Boulevard
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5
Continue on Trexlertown Bypass
2096 ft · 33 sec · Trexlertown Bypass
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6
Continue on Hamilton Boulevard
2.5 mi · 3 min · Hamilton Boulevard
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7
Enter the roundabout and take exit 2 toward Hamilton Boulevard
39 m · 2 sec · Hamilton Boulevard
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8
Exit the roundabout onto Hamilton Boulevard
1 km · 51 sec · Hamilton Boulevard
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9
Continue on Kutztown Road
3.8 mi · 6 min · Kutztown Road
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10
Keep slight left
5.9 mi · 7 min
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11
Enter the roundabout and take exit 2 toward Allentown Pike
33 m · 1 sec · Allentown Pike
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12
Exit the roundabout onto Allentown Pike
2089 ft · 39 sec · Allentown Pike
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13
Continue on Kutztown Road
1.1 mi · 2 min · Kutztown Road
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14
Continue on Allentown Pike
1.6 mi · 3 min · Allentown Pike
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15
Enter the roundabout and take exit 1 toward Allentown Pike
30 m · 4 sec · Allentown Pike
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16
Exit the roundabout onto Allentown Pike
2124 ft · 52 sec · Allentown Pike
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17
Enter the roundabout and take exit 2 toward Allentown Pike
39 m · 5 sec · Allentown Pike
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18
Exit the roundabout onto Allentown Pike
1.1 mi · 2 min · Allentown Pike
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19
Continue on Kutztown Road
1411 ft · 27 sec · Kutztown Road
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20
Continue on Allentown Pike
2511 ft · 48 sec · Allentown Pike
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21
Continue on Allentown Pike
1.9 mi · 3 min · Allentown Pike
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22
Continue on North 5th Street Highway
2.3 mi · 4 min · North 5th Street Highway
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23
Take the ramp slight right toward PA 12 West: Lebanon
1717 ft · 43 sec
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24
Merge slight left onto Warren Street Bypass
30 mi · 37 min · Warren Street Bypass
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25
Keep slight right to continue on US 30 West
1.7 mi · 3 min
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26
Keep slight right to continue on US 30 West: York
16.8 mi · 23 min
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27
Take the exit slight right toward Hallam
1403 ft · 34 sec
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28
Keep slight left
46 m · 9 sec
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29
Turn left onto Kreutz Creek Road
1716 ft · 31 sec · Kreutz Creek Road
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30
Continue on Frysville Road
1.7 mi · 3 min · Frysville Road
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31
Continue on Freysville Road
5.1 mi · 9 min · Freysville Road
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32
Continue on East Prospect Street
1867 ft · 1 min · East Prospect Street
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33
Turn left onto North Main Street
1.6 mi · 5 min · North Main Street
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34
Turn right onto Forest Hills Road
1437 ft · 49 sec · Forest Hills Road
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35
Arrive at your destination
0 m · 1 sec · Forest Hills Road
Car Route Details
A richer read on the saved driving route between Allentown and Forest Hills.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Warren Street Bypass
Merge slight left onto Warren Street Bypass
30 mi · 00h 37m
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.
Mostly Sunny leaving Allentown and Mostly Sunny near Forest Hills.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Allentown to Forest Hills?
The road trip is about 90.9 miles (146.3 km) and usually takes 02h 12m 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?
Adamstown is a useful midpoint, sitting about 45.4 miles from Allentown and 45.5 miles from Forest Hills.
How much longer is the road route than the straight-line distance?
The direct path is about 76.9 miles (123.7 km), while the road route adds roughly 14 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 2:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.12 one way or $26.23 round trip. Estimated CO2 is about 28.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Allentown and Mostly Sunny near Forest Hills.
Stop Ideas Near Adamstown
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 Adamstown.
Lancaster station
Parkesburg
Coatesville
Downingtown
Flight Path Map
This map shows the direct air route between Allentown and Forest Hills. Straight-line distance: 76.86 mi (123.7 km).
#1 Allentown
The third most populous city in Pennsylvania.
| Population | 121,470 |
| Coordinates | 40.6084300, -75.4901800 |
| Altitude | 103 |
| Country | United States |
#2 Forest Hills
Borough in Pennsylvania
| Population | 6,256 |
| Coordinates | 39.8870400, -76.5996900 |
| Altitude | 262 |
| Country | United States |
End: Forest Hills (-76.59969, 39.88704)
Estimated Travel Time
Distance: 146 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 01m |
| 40 mph (64.37 km/h) | 02h 16m |
| 50 mph (80.47 km/h) | 01h 49m |
| 60 mph (96.56 km/h) | 01h 30m |
| 70 mph (112.65 km/h) | 01h 17m |
| 80 mph (129 km/h) | 01h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $13.12 | $26.23 |
| Mid-grade | $4.60 | $14.76 | $29.53 |
| Premium | $4.95 | $15.90 | $31.80 |
| Diesel | $5.98 | $19.20 | $38.39 |
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.