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

🇨🇦 C-GUAC - Airbus A220 300 - Air Canada ACA1051/AC1051, Montréal-Pierre Elliott Trudeau (YUL) to Austin-Bergstrom (AUS) - 9.1 mi away @ 38050 ft, heading WSW at 481 mph. Spotted 17x before! [07:14:18 PM CDT] #C0797B #C_GUAC #BCS3 #AIR_CANADA #ACA1051 #AC1051 #ADSB #ADSBbot

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

🇨🇦 C-GEHQ - Boeing 737MAX 8 - Air Canada ACA1051/AC1051, Montréal-Pierre Elliott Trudeau (YUL) to Austin-Bergstrom (AUS) - 4.7 mi away @ 38550 ft, heading SW at 515 mph. Spotted 5x before! [06:12:40 PM CDT] #C04FFF #C_GEHQ #B38M #AIR_CANADA #ACA1051 #AC1051 #ADSB #ADSBbot