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

🇺🇸 N354FR - Airbus A320 251NSL - Frontier Airlines FFT3726/F93726, Denver (DEN) to Cincinnati/Northern Kentucky (CVG) - 4.5 mi away @ 39225 ft, heading E at 574 mph. Spotted 26x before! [08:05:02 PM CDT] #A3F436 #N354FR #A20N #FRONTIER_FLIGHT #FFT3726 #F93726 #ADSB #ADSBbot