Map of the St. Louis area showing the position and track of the aircraft described in the post.
πΊπΈ N708FR - Airbus A321 211SL - Frontier Airlines FFT45/F945, Cancun (CUN) to Chicago O'Hare (ORD) - 4.3 mi away @ 30500 ft, heading NNE at 535 mph. Spotted 47x before. [01:12:10 PM CST] #A972D3 #N708FR #A321 #FRONTIER_FLIGHT #FFT45 #F945 #ADSB #ADSBbot