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

🇺🇸 N227BZ - Airbus A220 300 - Breeze Airways MXY709/MX709 (LAX-PIT-PVD) - 4.6 mi away @ 38300 ft, heading E at 554 mph. Spotted 2x before. [06:00:15 PM CST] #A1FB33 #N227BZ #BCS3 #MOXY #MXY709 #MX709 #ADSB #ADSBbot