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Trip from Somerset, PA to Bethlehem, PA

Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards

Drive Time

4h 24m

Distance

222.3 mi

358 km

Drive Score

9/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$37

one way

EV Charging

Good

7 stations

Best Time to Leave

Save up to 40 min
4 AM
4h 11m ★
6 AM
4h 24m
8 AM
4h 51m
10 AM
4h 33m
12 PM
4h 31m
3 PM
4h 35m
5 PM
4h 49m
8 PM
4h 16m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Best Time Drive vs Fly
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Downtown Somerset, PA, PA

Somerset, PA

Jack Pace

city in Lehigh and Northampton counties, Pennsylvania, USA

Bethlehem, PA

Wikimedia Commons

Trip Overview

This 222.3-mile drive from Somerset, PA to Bethlehem, PA takes approximately 4 hours and 24 minutes, making it a very manageable one-day road trip. You'll primarily travel on the Pennsylvania Turnpike, William Penn Highway, and American Legion Memorial Highway. With a fuel cost estimated at $37, this route offers an economical journey across Pennsylvania. The drive is a mixed one, offering a bit of variety as you traverse the state. You'll encounter one recommended stop along the way, providing a good opportunity to stretch your legs and break up the drive. Given its duration and distance, this trip is perfectly suited for a single day of travel within the Northeast region.

Trip Pace

Same-day drive is realistic

A same-day return is possible, but it will make for a full day on the road.

Break Rhythm

1 planned break

Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.

Midpoint

111.1 miles from Somerset, PA

A natural place for your longest stop of the day , about 2h 4m into the drive .

Main Roads

Road Distance Duration
Pennsylvania Turnpike 116.5 mi 2h 9m
William Penn Highway 42.8 mi 50m
American Legion Memorial Highway 22.5 mi 27m
I 81 12.7 mi 15m
Lehigh Valley Thruway 10.3 mi 14m
78th Division Highway 7.6 mi 8m
Bethlehem Spur Route 1.8 mi 2m
Harrisburg Pike 1.1 mi 2m
Longest stretch: Pennsylvania Turnpike — 116.5 mi, about 2h 9m

Turn-by-Turn Driving Directions

Step-by-step road directions between Somerset, PA and Bethlehem, PA.

1

Start on PA 31; PA 281

140 ft · 6 sec · East Main Street
2

Turn right onto PA 601

0.5 mi · 59 sec · North Center Avenue
3

Turn left onto Ramada Road

0.3 mi · 31 sec · Ramada Road
4

Take the ramp

0.2 mi · 24 sec
Toward I 76 East, I 70 East: Harrisburg
5

Merge onto I 70; I 76; PATP

117 mi · 2 hr 9 min · Pennsylvania Turnpike
6

Take the exit

0.9 mi · 2 min
Toward I 81, US 11: Carlisle, Harrisburg Use the slight right lane.
7

Keep slight left at fork

0.3 mi · 54 sec
Toward US 11 North: Harrisburg Use the straight / slight right lanes.
8

Continue on US 11

1.1 mi · 2 min · Harrisburg Pike
Use the straight lane.
9

Take the exit

0.3 mi · 34 sec
Toward I 81 North: Harrisburg
10

Merge onto I 81

13 mi · 15 min · I 81
Use the straight / right lanes.
11

Take the exit

0.2 mi · 14 sec
Toward US 11, US 15: Enola, Marysville
12

Keep slight left at fork

0.3 mi · 28 sec
Toward US 11 North, US 15 North: Marysville
13

Keep slight left at fork

0.4 mi · 32 sec
14

Merge onto I 81

0.7 mi · 1 min · George N. Wade Memorial Bridge
Use the straight / slight right lanes.
15

Continue on I 81

3.4 mi · 4 min · American Legion Memorial Highway
16

Keep slight left at fork onto I 81

19 mi · 22 min · American Legion Memorial Highway
Use the straight / slight right lanes.
17

Take the exit

0.7 mi · 45 sec
Exit 89 Toward I 78 East: Allentown
18

Continue on I 78

7.6 mi · 8 min · 78th Division Highway
19

Continue on I 78; US 22

43 mi · 50 min · William Penn Highway
Use the straight lane.
20

Keep slight right at fork onto US 22

10 mi · 14 min · Lehigh Valley Thruway
Exit 51 Toward US 22 East: Pennsylvania Turnpike, LVI Airport Use the slight right lane.
21

Take the exit

0.2 mi · 26 sec
Toward PA 378 South: Bethlehem, Schoenersville Road Use the slight right lane.
22

Keep slight right at fork

0.2 mi · 21 sec
Toward PA 378 South: Bethlehem Use the straight / slight right lanes.
23

Continue on PA 378

1.8 mi · 2 min · Bethlehem Spur Route
24

Take the exit

0.2 mi · 33 sec
Exit 2 Toward Eighth Avenue Use the slight right lane.
25

Turn right onto 8th Avenue

0.1 mi · 22 sec · 8th Avenue
26

Turn left onto West Union Boulevard

1.0 mi · 2 min · West Union Boulevard
27

Turn left onto Center Street

423 ft · 11 sec · Center Street
28

Turn right onto East Goepp Street

0.3 mi · 49 sec · East Goepp Street
29

Turn right onto Linden Street

57 ft · 1 sec · Linden Street
30

Arrive at destination

Linden Street

Trip Plan

For this 4-hour and 24-minute journey, departing earlier in the morning is advisable to maximize your daylight and avoid potential afternoon traffic. With just one recommended stop and a total distance of 222.3 miles, you have flexibility in pacing your journey. Keep an eye on your fuel gauge, as the estimated cost is $37. A practical tip for this route: be aware that the Pennsylvania Turnpike is a toll road, so ensure you have your payment method ready. The longest uninterrupted stretch is over 100 miles, so plan for your one stop to occur before or after this segment.

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 111.1 miles from Somerset, PA, or about 2h 4m into the drive.
The longest continuous stretch on this route runs about 116.5 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 49 miles or 55m in

Use this first pause for coffee, a restroom break, and a quick traffic check ahead.

Halfway reset

Around 111.1 miles or 2h 4m in

This is the best place for your longest stop, a real meal, and a full fuel check.

Final approach

Final hour starts around 3h 32m

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 Somerset, 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 Somerset, PA

This is one driving day of about 222.3 miles and 4h 24m.

Your first comfortable stop window is around 49 miles from Somerset, 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 Pennsylvania Turnpike for about 116.5 miles.

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Downtown Hilltown, PA, PA

Mid-route town

Meal stop

Hilltown, PA

111 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Hancock, MD

Fuel and coffee

A short stop after about 49 miles helps settle the day before fatigue starts building.

Middlesex, PA

Meal break

The midpoint is around 111.1 miles from Somerset, PA, which is a good place for a longer meal and fuel stop.

Before the longest stretch

Fuel check

Top up before Pennsylvania Turnpike if your tank is already low. That segment runs about 116.5 miles.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Nearby Places

Restaurants, cafes, gas stations and more along your route.

Spice Restaurant & Bar

4.6 ★ ★ ★ ★ ★

Around the midpoint, ~11 min detour

4.2 mi from route ~11 min detour Moderately mile 127

Mechanicsburg, Pennsylvania

Hours: 2–11 pm

+17176913131

Visit website

Tesla Supercharger

4.0 ★ ★ ★ ★ ☆

Near the start, right off the route

0.6 mi from route ~2 min detour

Somerset, Pennsylvania

Hours: Open 24 hours

+18777983752

Visit website

Blink Charging Station

3.0 ★ ★ ★ ☆ ☆

Near the start, right off the route

0.3 mi from route ~1 min detour

Somerset, Pennsylvania

Hours: Open 24 hours

+18889982546

Visit website

Tesla Supercharger

4.2 ★ ★ ★ ★ ☆

Near the start, short detour

1.9 mi from route ~5 min detour

Somerset, Pennsylvania

Hours: Open 24 hours

Visit website

Tesla Supercharger

3.9 ★ ★ ★ ★ ☆

Near the start, short detour

1.7 mi from route ~4 min detour

Somerset, Pennsylvania

Hours: Open 24 hours

Visit website

EV Connect Charging Station

2.3 ★ ★ ☆ ☆ ☆

Near the start, short detour

2.9 mi from route ~7 min detour

Somerset, Pennsylvania

Hours: Open 24 hours

+18668167584

Applegreen Electric Charging Station

Near the start, short detour

1.7 mi from route ~4 min detour

Somerset, Pennsylvania

+18885577099

Visit website

Applegreen Electric Charging Station

Near the start, short detour

1.9 mi from route ~5 min detour

Somerset, Pennsylvania

+18885577099

Visit website

Lehigh Millennium Folk Arch and Art Enclave

4.0 ★ ★ ★ ★ ☆

Near the end, short detour

1.8 mi from route ~5 min detour mile 222.3

Bethlehem, Pennsylvania

Hours: Open 24 hours

Visit website

Place data sourced from public business listings. Hours and availability may vary.

Heads-up: tricky spots

5 of 23

5 decision points cluster between mile 117.6 and 218.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

7
117.6 mi into trip | ~2h 11m in

Take the exit toward I 81, US 11: Carlisle, Harrisburg

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 I 81, US 11: Carlisle, Harrisburg
7
118.5 mi into trip | ~2h 13m in

Keep slight left at fork toward US 11 North: Harrisburg

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight right lanes. Toward US 11 North: Harrisburg
9
208 mi into trip | ~4h 2m 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
218.3 mi into trip | ~4h 16m 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
218.5 mi into trip | ~4h 17m 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

Fuel & Cost

Regular Gas

$36.85 one way

$73.71 round trip

$4.21/gal 25.4 MPG avg 78 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.61 $40.36 $80.73
premium $4.93 $43.11 $86.22
diesel $5.61 $49.08 $98.16

Estimated Tolls: $15.87

Pennsylvania Turnpike (116.5 mi) $15.15
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

$37

Tolls

$16

Meals

$25–$50

Total

$78–$103

Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.

Estimated CO2 emission: 77.8 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $23 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 66.7 0 $23.34 $10.67
Efficient EV 55.6 0 $19.45 $8.89
EV Truck/SUV 88.9 1 $31.12 $14.23

Gas CO2

78 kg

EV CO2

26 kg (67% less)

Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.

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 15, 2026

Origin

Somerset, PA

Morning in Somerset on Sunday

Local time

7:50 AM

EDT

Current temp

47°F

Unavailable

Live forecast

Destination

Bethlehem, PA

Morning in Bethlehem on Sunday

Local time

7:50 AM

EDT

Current temp

55°F

Unavailable

Live forecast

45°F

Hilltown, PA

111 mi in

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

8 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

4h 24m on the road

An early start around 7-8 AM gets you there with plenty of daylight left.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

National Parks Near This Route

Worth a detour if your schedule allows.

Carlisle Federal Indian Boarding School National Monument

Carlisle Federal Indian Boarding School National Monument

National Monument

More than 7,800 children from 140 Tribes went to the Carlisle School from 1879 to 1918. The National Park Service will collaborate with families, affiliated Tribal Nations, the US Army, historians, an...

2 mi from route ~4 min detour Free near mile 115
View on nps.gov
Appalachian National Scenic Trail

Appalachian National Scenic Trail

National Scenic Trail

The Appalachian Trail is a 2,190+ mile long public footpath that traverses the scenic, wooded, pastoral, wild, and culturally resonant lands of the Appalachian Mountains. Conceived in 1921, built by p...

3 mi from route ~7 min detour Free near mile 161
View on nps.gov
Flight 93 National Memorial

Flight 93 National Memorial

National Memorial

On Tuesday morning, September 11, 2001, the U.S. came under attack when four commercial airliners were hijacked and used to strike targets on the ground. Nearly 3,000 people tragically lost their live...

6 mi from route ~16 min detour Free near mile 7.7
View on nps.gov
Johnstown Flood National Memorial

Johnstown Flood National Memorial

National Memorial

The South Fork Dam failed on Friday, May 31, 1889, and unleashed 20,000,000 tons of water that devastated Johnstown, PA. The flood killed 2,209 people but it brought the nation and the world together...

25 mi from route ~62 min detour Free near mile 30.7
View on nps.gov

Park data from the National Park Service API. Alerts update every 2 hours.

What kind of drive is this?

The character of this drive is largely defined by its 58% highway share, with a significant portion unfolding on the Pennsylvania Turnpike. You'll experience a longest stretch of 116.5 miles on this major highway, offering a consistent pace. The route then transitions to other main roads like the William Penn Highway and American Legion Memorial Highway, introducing a more varied driving experience. Expect a mixed drive that balances efficient highway travel with stretches that may offer a different feel, moving you across the varied terrain of Pennsylvania.

58% highway, the rest on surface roads — varied driving throughout.
30 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 116.5 mi on Pennsylvania Turnpike.

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 117.6 miles in.

Driving Effort 10/10

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 23 significant decision points across 222.3 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 117.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 118.5 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 208 miles (US 22 / Lehigh Valley Thruway): Highway fork - watch signs carefully. 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 Somerset, PA and Bethlehem, PA, road signs point toward Harrisburg, Marysville and Lvi Airport.

Harrisburg

117.6 mi in | ~2h 11m

Marysville

132.8 mi in | ~2h 32m

Lvi Airport

208 mi in | ~4h 2m | via US 22

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 4h 24m. Total distance: 222.3 miles.

Family Friendly

Moderate complexity with 1 natural rest stops along the way.

Solo Traveler

4h 24m drive, comfortable solo distance.

Scenic Drive

Mixed highway & surface route profile with national parks nearby.

Frequently Asked Questions

The longest stretch is about 116.5 miles on Pennsylvania Turnpike. The full list of main roads is in the Roads section above.

Expect about $15.87 in tolls one way, starting with Pennsylvania Turnpike. 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 117.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 118.5 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 208 miles (US 22 / Lehigh Valley Thruway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.

Yes — Carlisle Federal Indian Boarding School National Monument, Appalachian National Scenic Trail and Flight 93 National Memorial (4 total within detour distance). See the National Parks section for detour distances and tips on detours.

Possible but tiring. At 4.4 hours each way, an in-and-out day trip would put you behind the wheel for 8.8 hours — manageable with a long break at Bethlehem, PA, but most travelers stay overnight.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.

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