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

🇺🇸 N378AX - Boeing 767 33AER - Omni Air International OAE317 - 4.7 mi away @ 40375 ft, heading WSW at 532 mph. Spotted 3x before! [12:32:08 PM CDT] #A45199 #N378AX #B763 #OMNI_EXPRESS #OAE317 #ADSB #ADSBbot