Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N616FR - Airbus A321 271NXSL - Frontier Airlines FFT9416/F99416, St Louis Lambert (STL) to Orlando (MCO) - 3.2 mi away @ 10475 ft, heading SSW at 323 mph. Spotted 22x before! [10:21:17 AM CST] #A80595 #N616FR #A21N #FRONTIER_FLIGHT #FFT9416 #F99416 #TakingOff #Departure #ADSB #ADSBbot