thumb|Philadelphia International Airport, the busiest airport in the state and the 21st-busiest airport in the nation with nearly 10 million passengers annually as of 2021 Pennsylvania has seven major airports: Philadelphia International, Pittsburgh International, Lehigh Valley International, Harrisburg International, Wilkes-Barre/Scranton International, Erie International, and University Park Airport. A total of 134 public-use airports are located in the state.
t,humb|Philadelphia International Airport, the busiest airport in the state and the 21st-busiest airport in the nation with nearly 10 million passengers annually as of 2021 Pennsylvania has seven major airports :Philadelphia International, Pittsburgh International, Lehigh Valley International, Harrisburg International, Wilkes-Barre/Scranton International Erie International, and University Park Airport. A total of 134 public-use airports are located in the state.