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

🇲🇽 XA-VXU - AIRBUS A321neo - VIV186/VB186, Licenciado Benito Juarez (MEX) to Chicago O'Hare (ORD) - 4.5 mi away @ 36400 ft, heading NNE at 495 mph. Spotted for first time! [10:24:55 AM CDT] #0D112A #XA_VXU #A21N #VIV186 #VB186 #ADSB #ADSBbot

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

🇲🇽 XA-VAU - Airbus A320 232SL - VivaAeroBus VIV186/VB186, Licenciado Benito Juarez (MEX) to Chicago O'Hare (ORD) - 4.9 mi away @ 38725 ft, heading NNE at 537 mph. Spotted 30x before! [10:36:52 AM CDT] #0D09CE #XA_VAU #A320 #VIVA #VIV186 #VB186 #ADSB #ADSBbot