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

🇨🇦 C-FXYK - Boeing 737MAX 8 - WestJet WJA1599/WS1599, Hartsfield - Jackson Atlanta (ATL) to Vancouver (YVR) - 4.4 mi away @ 36975 ft, heading NW at 424 mph. Spotted 2x before! [09:20:05 AM CDT] #C03F37 #C_FXYK #B38M #WESTJET #WJA1599 #WS1599 #ADSB #ADSBbot

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

🇨🇦 C-FWSX - Boeing 737NG 7CT/W - WestJet WJA1599/WS1599, Hartsfield - Jackson Atlanta (ATL) to Vancouver (YVR) - 4.7 mi away @ 38425 ft, heading NW at 474 mph. Spotted for first time! [08:52:20 AM CST] #C03C04 #C_FWSX #B737 #WESTJET #WJA1599 #WS1599 #ADSB #ADSBbot

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

🇨🇦 C-FXWJ - Boeing 737MAX 8 - WestJet WJA1599/WS1599, Hartsfield - Jackson Atlanta (ATL) to Vancouver (YVR) - 4.3 mi away @ 36050 ft, heading NW at 454 mph. Spotted once before! [09:02:01 AM CST] #C03F02 #C_FXWJ #B38M #WESTJET #WJA1599 #WS1599 #ADSB #ADSBbot