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

🇨🇦 C-GMEX - Boeing 737MAX 8 - Air Canada ACA994/AC994, Licenciado Benito Juarez (MEX) to Montréal-Pierre Elliott Trudeau (YUL) - 8.4 mi away @ 38700 ft, heading NE at 610 mph. Spotted 11x before! [11:26:07 AM CDT] #C064D8 #C_GMEX #B38M #AIR_CANADA #ACA994 #AC994 #ADSB #ADSBbot

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

🇨🇦 C-GEHV - Boeing 737MAX 8 - Air Canada ACA994/AC994, Licenciado Benito Juarez (MEX) to Montréal-Pierre Elliott Trudeau (YUL) - 16.3 mi away @ 38875 ft, heading ENE at 571 mph. Spotted 5x before! [11:32:03 AM CDT] #C05004 #C_GEHV #B38M #AIR_CANADA #ACA994 #AC994 #ADSB #ADSBbot