Kansas City International Airport is served by 16 airlines, flying from/to 35 destinationsLongest flight from Kansas City International Airport is Kansas City to 🇺🇸 Portland (PDX), which takes around 4 hours. On an airline like Alaska Airlines. More info on this flight route (MCI-PDX).Shortest flight from Kansas City International Airport is Kansas City to 🇺🇸 Memphis (MEM), which takes around 1 hour. On an airline like FedEx Express. More info on this flight route (MCI-MEM).