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

🇺🇸 N386FR - Airbus A320 251NSL - Frontier Airlines FFT2374/F92374, Denver (DEN) to Mc Ghee Tyson (TYS) - 4.4 mi away @ 37550 ft, heading ESE at 690 mph. Spotted 24x before! [12:52:45 PM CST] #A47221 #N386FR #A20N #FRONTIER_FLIGHT #FFT2374 #F92374 #ADSB #ADSBbot