How far is Devon, PA from Allentown, PA?
The driving distance from Devon, PA to Allentown, PA is about 56.3 miles (90.6 km), with a travel time of about 01h 01m by car.
- The straight-line flight distance is about 38.8 miles (62.4 km).
- For a round trip, plan for roughly 02h 03m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 01m.
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 Montgomery County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Devon and Allentown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Devon and Allentown.
-
1
Start on North Fairfield Road
38 m · 5 sec · North Fairfield Road
-
2
Turn slight right onto Old Lancaster Road
860 ft · 37 sec · Old Lancaster Road
-
3
Turn left onto Devon State Road
1.1 mi · 2 min · Devon State Road
-
4
Continue on North Valley Forge Road
2492 ft · 1 min · North Valley Forge Road
-
5
Turn right onto East Swedesford Road
2890 ft · 1 min · East Swedesford Road
-
6
Take the ramp straight toward US 202 North
1605 ft · 39 sec
-
7
Merge slight left
1.6 mi · 2 min
-
8
Take the exit slight right toward I 76 West: New Jersey, Harrisburg
1814 ft · 41 sec
-
9
Keep slight left to continue on Mall Boulevard
1331 ft · 21 sec
-
10
Keep slight left to continue on I 76 West: New Jersey, Harrisburg
533 ft · 8 sec
-
11
Merge slight left onto Schuylkill Expressway
2317 ft · 53 sec · Schuylkill Expressway
-
12
Keep slight right to continue on I 276 East: Allentown, New York City
1255 ft · 43 sec
-
13
Merge slight left onto Pennsylvania Turnpike
7.3 mi · 8 min · Pennsylvania Turnpike
-
14
Take the exit slight right toward I 476 North: Northeast Extension, Allentown
2275 ft · 1 min
-
15
Merge slight left onto Pennsylvania Turnpike Northeast Extension
36.9 mi · 40 min · Pennsylvania Turnpike Northeast Extension
-
16
Take the exit slight right toward I 78, US 22, PA 309: Allentown, Harrisburg
1.1 km · 2 min
-
17
Turn slight right onto US 22 East: Allentown
975 ft · 29 sec
-
18
Merge slight left onto Lehigh Valley Thruway
1762 ft · 27 sec · Lehigh Valley Thruway
-
19
Take the exit slight right toward PA 309 South: Quakertown
2245 ft · 55 sec
-
20
Merge slight left
2844 ft · 44 sec
-
21
Take the exit slight right toward Tilghman Street East
886 ft · 22 sec
-
22
Turn straight onto Tilghman Street
3.6 mi · 6 min · Tilghman Street
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23
Arrive at your destination
0 m · 1 sec · Tilghman Street
Car Route Details
A richer read on the saved driving route between Devon and Allentown.
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
36.9 mi · 00h 40m
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 Devon and Chance Light Rain near Allentown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Devon to Allentown?
The road trip is about 56.3 miles (90.6 km) and usually takes 01h 01m 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?
Franconia is a useful midpoint, sitting about 28.1 miles from Devon and 28.2 miles from Allentown.
How much longer is the road route than the straight-line distance?
The direct path is about 38.8 miles (62.4 km), while the road route adds roughly 17.5 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 EST. If you want a more comfortable same-day return, try to leave by 4:26 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.76 one way or $17.52 round trip. Estimated CO2 is about 17.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Devon and Chance Light Rain near Allentown.
Stop Ideas Near Franconia
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 Franconia.
Paoli
Ardmore
Exton
North Philadelphia station
Flight Path Map
This map shows the direct air route between Devon and Allentown. Straight-line distance: 38.77 mi (62.39 km).
#1 Devon
Situated within Chester County in southeastern Pennsylvania, this census-designated place sits at an elevation of 499 feet above sea level.
| Population | 0 |
| Coordinates | 40.0492800, -75.4290800 |
| Altitude | 152 |
| Country | United States |
#2 Allentown
The third most populous city in Pennsylvania.
| Population | 121,470 |
| Coordinates | 40.6084300, -75.4901800 |
| Altitude | 103 |
| Country | United States |
End: Tilghman Street (-75.490007, 40.608068)
Estimated Travel Time
Distance: 91 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 52m |
| 40 mph (64.37 km/h) | 01h 24m |
| 50 mph (80.47 km/h) | 01h 07m |
| 60 mph (96.56 km/h) | 00h 56m |
| 70 mph (112.65 km/h) | 00h 48m |
| 80 mph (129 km/h) | 00h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.40 | $8.76 | $17.52 |
| Mid-grade | $4.82 | $9.60 | $19.20 |
| Premium | $5.27 | $10.50 | $20.99 |
| Diesel | $6.58 | $13.10 | $26.20 |
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 · Nov 06, 2026