Pittsburgh International Airport is served by 20 airlines, flying from/to 33 destinationsLongest flight from Pittsburgh International Airport is Pittsburgh to 🇺🇸 Van Nuys (VNY), which takes around 4 hours and 50 minutes. On an airline like Netjets Aviation. More info on this flight route (PIT-VNY).Shortest flight from Pittsburgh International Airport is Pittsburgh to 🇺🇸 Pittsburgh (AGC), which takes around 5 minutes. On an airline like Netjets Aviation. More info on this flight route (PIT-AGC).