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

🇨🇦 C-GMYU - Airbus A220 300 - Air Canada ACA591/AC591, Toronto Pearson (YYZ) to George Bush Intcntl/Houston (IAH) - 4.5 mi away @ 37175 ft, heading SSW at 559 mph. Spotted 13x before! [09:36:12 AM CDT] #C066DD #C_GMYU #BCS3 #AIR_CANADA #ACA591 #AC591 #ADSB #ADSBbot

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

🇨🇦 C-GMZN - Airbus A220 300 - Air Canada ACA591/AC591, Toronto Pearson (YYZ) to George Bush Intcntl/Houston (IAH) - 4.1 mi away @ 35100 ft, heading SW at 510 mph. Spotted 16x before! [09:27:30 AM CDT] #C066F0 #C_GMZN #BCS3 #AIR_CANADA #ACA591 #AC591 #ADSB #ADSBbot

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

🇨🇦 C-GMYU - Airbus A220 300 - Air Canada ACA591/AC591, Toronto Pearson (YYZ) to George Bush Intcntl/Houston (IAH) - 5.5 mi away @ 31750 ft, heading SSW at 475 mph. Spotted 10x before! [09:53:43 AM CDT] #C066DD #C_GMYU #BCS3 #AIR_CANADA #ACA591 #AC591 #ADSB #ADSBbot