Walking in Williamsport can be a practical way to explore certain areas, particularly downtown and nearby attractions. The city features a network of sidewalks and trails, such as the River Walk, which provides scenic routes along the Susquehanna River. However, the feasibility of walking depends on your destination, as some areas may be spread out or less pedestrian-friendly. Seasonal weather, including cold winters and hot summers, may also influence comfort while walking. Overall, walking is a reasonable option for shorter distances or leisure, but planning ahead is recommended for longer trips.

Cycling in Williamsport is another practical way to get around, especially for shorter distances. The city features some paved trails, such as the Lycoming Creek Bikeway, which connects Hepburnville and Williamsport over 5.3 miles, offering a safe and scenic route for cyclists. However, bike lanes are limited in many areas, which may require sharing the road with vehicles. The relatively compact layout of the city makes it easier to access key locations by bike, though riders should be mindful of traffic and follow local safety laws.

Veřejnou dopravu ve Williamsportu primárně obsluhuje River Valley Transit Authority, která provozuje autobusové linky po celém městě a jeho okolí. Systém zahrnuje autobusy na pevných trasách s vyhrazenými zastávkami, takže se snadno dostaneš do mnoha místních destinací. Infrastruktura podporuje bezbariérový přístup pro seniory a lidi s postižením. Autobusy jsou sice cenově dostupným způsobem cestování, ale efektivita veřejné dopravy může záviset na vzdálenosti zastávek od cíle a četnosti spojů. Povětrnostní podmínky, jako je sněžení nebo déšť, můžou občas ovlivnit dobu jízdy nebo pohodlí při čekání na zastávkách.