Distance between cities › USA › Pennsylvania › South Williamsport, PA › Distance from South Williamsport to Allentown Book Hotels

Distance from South Williamsport, PA to Allentown, PA

Distance

116 mi

Time

2 hours 31 mins

Gas Cost

$12 - $24

Helpful Inaccurate

There are 89.79 miles from South Williamsport to Allentown in southeast direction and 116 miles (186.68 kilometers) by car, following the I-78 and US-22 route.

South Williamsport and Allentown are 2 hours 31 mins far apart, if you drive non-stop .

This is the fastest route from South Williamsport, PA to Allentown, PA. The halfway point is Sugarloaf, PA.

South Williamsport, PA and Allentown, PA are in the same time zone (EDT). Current time in both locations is 2:15 pm.

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Lowest Price Rental Cars in South Williamsport, PA

Planning on renting a car to go from South Williamsport, PA to Allentown, PA? Here there are some offers to rent a car in South Williamsport, PA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in South Williamsport »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 4.65 gallons of gas to cover the route between South Williamsport, PA and Allentown, PA.

The estimated cost of gas to go from South Williamsport to Allentown is $17.46.

During the route, an average car will release 91.04 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.76 per gallon of regular gas. Price last updated on March 18, 2026.
Read more about our CO₂ calculation.

Recommended hotels in Allentown, PA

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Halfway Point Between South Williamsport, PA and Allentown, PA

If you want to meet halfway between South Williamsport, PA and Allentown, PA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.018967 and -76.104370, or 41º 1' 8.2812" N, 76º 6' 15.732" W. This location is 57.86 miles away from South Williamsport, PA and Allentown, PA and it would take approximately 1 hour 15 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sugarloaf, PA, situated 66 miles from South Williamsport, PA and 68 miles from Allentown, PA. It would take 1 hour 10 mins to go from South Williamsport to Sugarloaf and 1 hour 13 mins to go from Allentown to Sugarloaf.