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

🇺🇸 N129DU - Airbus A220 100 - Delta Air Lines DAL2029/DL2029, Minneapolis-St Paul/Wold-Chamberlain (MSP) to George Bush Intcntl/Houston (IAH) - 4.3 mi away @ 36750 ft, heading SSW at 518 mph. Spotted 23x before! [08:05:16 AM CDT] #A0757F #N129DU #BCS1 #DELTA #DAL2029 #DL2029 #ADSB #ADSBbot