Niagara Falls International Airport is served by 3 airlines, flying from/to 4 destinationsLongest flight from Niagara Falls International Airport is Niagara Falls to 🇺🇸 Shreveport (SHV), which takes around 4 hours and 10 minutes. On an airline like AlMasria Universal Airlines. More info on this flight route (IAG-SHV).Shortest flight from Niagara Falls International Airport is Niagara Falls to 🇺🇸 St Petersburg-Clearwater (PIE), which takes around 2 hours and 55 minutes. On an airline like Allegiant Air. More info on this flight route (IAG-PIE).