How far is King of Prussia, PA from Bethlehem, PA?
The driving distance from King of Prussia, PA to Bethlehem, PA is about 59.2 miles (95.2 km), with a travel time of about 01h 04m by car.
- The straight-line flight distance is about 37.1 miles (59.7 km).
- For a round trip, plan for roughly 02h 08m 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 04m.
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.
Mostly Cloudy then Showers And Thunderstorms Likely
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between King of Prussia and Bethlehem.
Turn-by-Turn Driving Directions
Step-by-step road directions between King of Prussia and Bethlehem.
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1
Start on the route
19 m · 6 sec
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2
Turn right
54 m · 15 sec
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3
Continue on PATP
1707 ft · 43 sec
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4
Merge slight left onto Schuylkill Expressway
2039 ft · 48 sec · Schuylkill Expressway
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5
Keep slight right to continue on I 276 East: Allentown, New York City
1255 ft · 43 sec
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6
Merge slight left onto Pennsylvania Turnpike
7.3 mi · 8 min · Pennsylvania Turnpike
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7
Take the exit slight right toward I 476 North: Northeast Extension, Allentown
2275 ft · 1 min
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8
Merge slight left onto Pennsylvania Turnpike Northeast Extension
23.7 mi · 25 min · Pennsylvania Turnpike Northeast Extension
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9
Take the exit slight right toward PA 663: Pottstown, Quakertown
2465 ft · 2 min
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10
Keep slight left to continue on PA 663 North: Quakertown
69 m · 8 sec
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11
Turn left onto John Fries Highway
2.7 mi · 4 min · John Fries Highway
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12
Turn left onto Portzer Road
2300 ft · 1 min · Portzer Road
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13
Exit the roundabout onto Portzer Road
2098 ft · 59 sec · Portzer Road
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14
At the end of the road, turn right onto West Pumping Station Road
2337 ft · 1 min · West Pumping Station Road
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15
Turn left
5.1 mi · 8 min
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16
Take the exit slight right
128 m · 11 sec
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17
Continue straight
5.6 mi · 10 min
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18
Turn right onto Broadway
1658 ft · 41 sec · Broadway
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19
Turn right onto West 3rd Street
897 ft · 38 sec · West 3rd Street
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20
Turn left onto Fahy Bridge
1910 ft · 42 sec · Fahy Bridge
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21
Turn right onto Center Street
1.2 km · 2 min · Center Street
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22
Turn right onto East Goepp Street
1342 ft · 50 sec · East Goepp Street
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23
Turn right onto Linden Street
17 m · 1 sec · Linden Street
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24
Arrive at your destination
0 m · 1 sec · Linden Street
Car Route Details
A richer read on the saved driving route between King of Prussia and Bethlehem.
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
23.7 mi · 00h 25m
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 Cloudy then Showers And Thunderstorms Likely leaving King of Prussia and Showers And Thunderstorms near Bethlehem.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from King of Prussia to Bethlehem?
The road trip is about 59.2 miles (95.2 km) and usually takes 01h 04m 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 24.8 miles from King of Prussia and 34.4 miles from Bethlehem.
How much longer is the road route than the straight-line distance?
The direct path is about 37.1 miles (59.7 km), while the road route adds roughly 22.1 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 4:22 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.54 one way or $17.08 round trip. Estimated CO2 is about 18.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy then Showers And Thunderstorms Likely around King of Prussia and Showers And Thunderstorms near Bethlehem.
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 King of Prussia and Bethlehem. Straight-line distance: 37.1 mi (59.71 km).
#1 King of Prussia
Census-designated place in Montgomery County, Pennsylvania, United States
| Population | 19,936 |
| Coordinates | 40.0892700, -75.3960200 |
| Altitude | 61 |
| Country | United States |
#2 Bethlehem
The second most populous city in Northampton County, Pennsylvania.
| Population | 74,892 |
| Coordinates | 40.6259300, -75.3704600 |
| Altitude | 109 |
| Country | United States |
End: Linden Street (-75.370434, 40.625929)
Estimated Travel Time
Distance: 95 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 58m |
| 40 mph (64.37 km/h) | 01h 28m |
| 50 mph (80.47 km/h) | 01h 10m |
| 60 mph (96.56 km/h) | 00h 59m |
| 70 mph (112.65 km/h) | 00h 50m |
| 80 mph (129 km/h) | 00h 44m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $8.54 | $17.08 |
| Mid-grade | $4.60 | $9.61 | $19.22 |
| Premium | $4.95 | $10.35 | $20.71 |
| Diesel | $5.98 | $12.50 | $25.00 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.