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

🇨🇦 C-FMXA - Boeing 737MAX 8 - Sunwing Airlines SWG571/WG571, Toronto Pearson (YYZ) to Los Cabos (SJD) - 6.0 mi away @ 35775 ft, heading SW at 394 mph. Spotted 5x before! [11:23:16 AM CST] #C02207 #C_FMXA #B38M #SUNWING #SWG571 #WG571 #ADSB #ADSBbot