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

🇨🇦 C-FDUY - AIRBUS CANADA LIMITED PARTNERSHIP BD-500-1A11 - Air Canada ACA1038/AC1038, Denver (DEN) to Toronto Pearson (YYZ) - 4.3 mi away @ 38975 ft, heading ENE at 503 mph. Spotted for first time! [10:56:54 AM CDT] #C00A0D #C_FDUY #AIR_CANADA #ACA1038 #AC1038 #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 ACA1038/AC1038, Denver (DEN) to Toronto Pearson (YYZ) - 4.7 mi away @ 39300 ft, heading ENE at 519 mph. Spotted 19x before! [10:28:42 AM CDT] #C066F0 #C_GMZN #BCS3 #AIR_CANADA #ACA1038 #AC1038 #ADSB #ADSBbot