🇺🇸 N323FR - Airbus A320 251NSL - Frontier Airlines FFT4567/F94567, St Louis Lambert (STL) to Denver (DEN) - 3.8 mi away @ 14325 ft, heading WNW at 424 mph. Spotted 38x before. [08:08:43 PM CDT] #A37A02 #N323FR #A20N #FRONTIER_FLIGHT #FFT4567 #F94567 #TakingOff #Departure #ADSB #ADSBbot