Philadelphia International Airport is served by 25 airlines, flying from/to 61 destinationsLongest flight from Philadelphia International Airport is Philadelphia to 🇮🇹 Rome (FCO), which takes around 8 hours and 5 minutes. On an airline like American Airlines. More info on this flight route (PHL-FCO).Shortest flight from Philadelphia International Airport is Philadelphia to 🇺🇸 Norfolk (ORF), which takes around 10 minutes. On an airline like PSA Airlines. More info on this flight route (PHL-ORF).