72517PALehigh Valley Intl. Airport40.65 6. 72526PAErie Intl. Airport42.08 11. 72408PAPhiladelphia Intl. Airport39.88 12. 72520PAPittsburgh Intl. Airport40.50 9. 72513PAWilkes-Barre/Scranton Intl. A41.33 6. 72514PAWilliamsport Regional Airport41.25 7. 10400DLDüsseldorf Flughafen51.22 5.