Pennsylvania flying changes fast between Philadelphia, the central ridges. western Pennsylvania. KPHL anchors the state with a 12,000 ft runway, tower service, ILS capability. a 36 ft field elevation. Nearby KPNE gives Philadelphia pilots another towered ILS field with a 7,000 ft runway. Across the state, KPIT brings the largest runway layout in the data with 4 runways and an 11,500 ft longest runway. KMDT at Harrisburg offers a 10,001 ft runway, tower service, ILS capability. one FBO. These airports are useful IFR anchors when weather or traffic makes smaller fields less attractive. Elevation is a real planning item here. KJST is the highest listed public-use field at 2,284 ft, with a 7,004 ft runway and ILS capability. KUNV sits at 1,231 ft in State College, while KLBE sits at 1,199 ft near Latrobe and has 2 FBOs. Pennsylvania has 119 public-use airports overall, but most are non-towered, so radio discipline and preflight review still matter.