Spanning 143.7 miles across Pennsylvania, this journey from Guilford Siding to Bethlehem is a straightforward trek that typically takes about 2 hours and 29 minutes to complete. Because the route is entirely local, you should plan on a full day of driving if you want to keep the pace relaxed. You can expect to spend roughly $24 on fuel for the trip, making it a budget-friendly option for those avoiding toll-heavy interstates. Since this is a single-day journey, you won't need to worry about booking overnight accommodations along the way. It serves as a practical connection between these two Northeastern locations, perfect for drivers who prefer backroads over high-speed traffic.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
71.9 miles from Guilford Siding, PA
A natural place for your longest stop of the day
, about 1h 32m into the drive
.
Main Roads
Road
Distance
Duration
I 81
50 mi
59m
William Penn Highway
42.8 mi
50m
American Legion Memorial Highway
22.5 mi
27m
Lehigh Valley Thruway
10.3 mi
14m
78th Division Highway
7.6 mi
8m
Wayne Road
1.9 mi
3m
Bethlehem Spur Route
1.8 mi
2m
Guilford Station Road
1.3 mi
4m
Longest stretch:
I 81
— 50 mi, about 59m
Turn-by-Turn Driving Directions
Step-by-step road directions between Guilford Siding, PA and Bethlehem, PA.
1
Start on Church Road
91 ft·11 sec·Church Road
2
Turn sharp left onto Guilford Station Road
1.3 mi·4 min·Guilford Station Road
3
At end of road, turn left onto New Franklin Road
0.6 mi·1 min·New Franklin Road
4
Turn right onto PA 316
1.9 mi·3 min·Wayne Road
5
Continue on PA 316
0.1 mi·9 sec·Wayne Avenue
6
Take the ramp
0.3 mi·41 sec
7
Merge onto I 81
50 mi·59 min·I 81
Use the straight / slight right lanes.
8
Take the exit
0.2 mi·14 sec
Toward US 11, US 15: Enola, Marysville
9
Keep slight left at fork
0.3 mi·28 sec
Toward US 11 North, US 15 North: Marysville
10
Keep slight left at fork
0.4 mi·32 sec
11
Merge onto I 81
0.7 mi·1 min·George N. Wade Memorial Bridge
Use the straight / slight right lanes.
12
Continue on I 81
3.4 mi·4 min·American Legion Memorial Highway
13
Keep slight left at fork onto I 81
19 mi·22 min·American Legion Memorial Highway
Use the straight / slight right lanes.
14
Take the exit
0.7 mi·45 sec
Exit 89Toward I 78 East: Allentown
15
Continue on I 78
7.6 mi·8 min·78th Division Highway
16
Continue on I 78; US 22
43 mi·50 min·William Penn Highway
Use the straight lane.
17
Keep slight right at fork onto US 22
10 mi·14 min·Lehigh Valley Thruway
Exit 51Toward US 22 East: Pennsylvania Turnpike, LVI AirportUse the slight right lane.
18
Take the exit
0.2 mi·26 sec
Toward PA 378 South: Bethlehem, Schoenersville RoadUse the slight right lane.
19
Keep slight right at fork
0.2 mi·21 sec
Toward PA 378 South: BethlehemUse the straight / slight right lanes.
20
Continue on PA 378
1.8 mi·2 min·Bethlehem Spur Route
21
Take the exit
0.2 mi·33 sec
Exit 2Toward Eighth AvenueUse the slight right lane.
22
Turn right onto 8th Avenue
0.1 mi·22 sec·8th Avenue
23
Turn left onto West Union Boulevard
1.0 mi·2 min·West Union Boulevard
24
Turn left onto Center Street
423 ft·11 sec·Center Street
25
Turn right onto East Goepp Street
0.3 mi·49 sec·East Goepp Street
26
Turn right onto Linden Street
57 ft·1 sec·Linden Street
27
Arrive at destination
Linden Street
Trip Plan
Given the turn-heavy nature of these local roads, you should aim to depart during daylight hours to ensure clear visibility for every intersection. Since the entire 2-hour and 29-minute duration is spent on local routes, you have the flexibility to pull over whenever you need a break without worrying about restricted highway exits. Budgeting $24 for fuel is a safe estimate, though you should keep an eye on your tank since local roads don't always offer the same frequent service station access as major interstates. Because this is a relatively short trip, try to pace yourself by planning a midpoint stretch to keep your focus sharp. My best tip for this specific drive is to double-check your GPS frequently, as the transition between Guilford Station, New Franklin, and Wayne Roads requires careful attention to signage.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 71.9 miles from Guilford Siding, PA, or about 1h 32m into the drive.
The longest continuous stretch on this route runs about 50 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 32 miles or 43m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 71.9 miles or 1h 32m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 26m
Traffic, exits, and arrival timing usually matter more near Bethlehem, PA than in the middle of the route.
Before You Leave
+
Open the route before leaving Guilford Siding, PA so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Guilford Siding, PA
This is one driving day of about 143.7 miles and 3h 2m.
Your first comfortable stop window is around 32 miles from Guilford Siding, PA.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 81 for about 50 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 19
5 decision points cluster between mile 54.4 and 142 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
54.4 mi into trip|~1h 10m in
Keep slight left at fork toward US 11 North, US 15 North: Marysville
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward US 11 North, US 15 North: Marysville
9
129.5 mi into trip|~2h 40m in|US 22 / Lehigh Valley Thruway
Keep slight right at fork onto US 22 / Lehigh Valley Thruway toward US 22 East: Pennsylvania Turnpike, LVI Airport
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 51
Toward US 22 East: Pennsylvania Turnpike, LVI A...
7
139.7 mi into trip|~2h 54m in
Take the exit toward PA 378 South: Bethlehem, Schoenersville Road
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward PA 378 South: Bethlehem, Schoenersville...
8
140 mi into trip|~2h 55m in
Keep slight right at fork toward PA 378 South: Bethlehem
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward PA 378 South: Bethlehem
7
142 mi into trip|~2h 58m in
Take the exit toward Eighth Avenue
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 2
Toward Eighth Avenue
Fuel & Cost
Regular Gas
$23.82 one way
$47.65 round trip
$4.21/gal25.4 MPG avg50 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.61
$26.09
$52.18
premium
$4.93
$27.87
$55.74
diesel
$5.61
$31.73
$63.45
Estimated Tolls: $0.72
Lehigh Valley Thruway
(10.3 mi)$0.72
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Estimated Trip Cost (one way, 1 person)
Fuel
$24
Tolls
$1
Meals
$25–$50
Total
$50–$75
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 50.3 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $15 in charging
· 0 stops
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
43.1
0
$15.09
$6.90
Efficient EV
35.9
0
$12.57
$5.75
EV Truck/SUV
57.5
0
$20.12
$9.20
Gas CO2
50 kg
EV CO2
17 kg (66% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 16, 2026
Origin
Guilford Siding, PA
Morning
in Guilford Siding on Sunday
Local time
9:25 AM
EDT
Current temp
45°F
Unavailable
Live forecast
Destination
Bethlehem, PA
Morning
in Bethlehem on Sunday
Local time
9:25 AM
EDT
Current temp
55°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
10 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
3h 2m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
Expect a turn-heavy local drive rather than a monotonous interstate grind, as this route features zero highway miles. You will navigate via Guilford Station Road, New Franklin Road, and Wayne Road, requiring your full attention behind the wheel. The personality of this trip is defined by its constant shifts and local road travel, which keeps the experience engaging throughout the 143.7-mile distance. Without any major highway stretches, the drive maintains a consistent, technical pace from start to finish. You should be prepared for a drive that demands consistent navigation rather than one where you can simply set the cruise control and relax.
35% highway, the rest on surface roads — varied driving throughout.
27 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 50 mi on I 81.
How Hard Is This Drive?
10/10
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 54.4 miles in.
Driving Effort10/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 19 significant decision points across 143.7 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 54.4 miles: Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 129.5 miles (US 22 / Lehigh Valley Thruway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 139.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Guilford Siding, PA and Bethlehem, PA, road signs point toward Marysville and Lvi Airport.
Bethlehem is one of three cities, along with Allentown and Easton, that are the urban population centers of the Lehigh Valley in eastern Pennsylvania.
In the Lehigh Valley, Bethlehem borders Nazareth to its northwest, Allentown to its west, Hellertown to its southeast, and Easton to its east. The city is about 70 miles (110 km) north of Philadelphia, the sixth-largest city in the United States, and about 80 miles (130 km) west of New York City, the nation's largest city.
Doable as a same-day drive at 3h 2m. Total distance: 143.7 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
3h 2m drive, comfortable solo distance.
Scenic Drive
Mixed highway & surface route profile.
Frequently Asked Questions
The longest stretch is about 50 miles on I 81. The full list of main roads is in the Roads section above.
Expect about $0.72 in tolls one way, starting with Lehigh Valley Thruway. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Bethlehem, PA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 54.4 miles: Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 129.5 miles (US 22 / Lehigh Valley Thruway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 139.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Possible but tiring. At 3.0 hours each way, an in-and-out day trip would put you behind the wheel for 6.1 hours — manageable with a long break at Bethlehem, PA, but most travelers stay overnight.
