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

🇺🇸 N336FR - Airbus A320 251NSL - Frontier Airlines FFT2440/F92440, Denver (DEN) to Raleigh-Durham (RDU) - 4.7 mi away @ 38825 ft, heading E at 606 mph. Spotted 19x before! [01:59:57 PM CDT] #A3ACA6 #N336FR #A20N #FRONTIER_FLIGHT #FFT2440 #F92440 #ADSB #ADSBbot