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

🇺🇸 N8877Q - Boeing 737MAX 8 - Southwest Airlines SWA1800/WN1800 (PHX-BWI-RSW) - 4.5 mi away @ 39975 ft, heading E at 625 mph. Spotted 78x before. [08:24:48 AM CST] #AC3B32 #N8877Q #B38M #SOUTHWEST #SWA1800 #WN1800 #ADSB #ADSBbot

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

🇺🇸 N8534Z - Boeing 737NG 800/W - Southwest Airlines SWA1800/WN1800 (PHX-BWI-RSW) - 4.4 mi away @ 37900 ft, heading E at 584 mph. Spotted 100x before. [08:26:53 AM CST] #ABB579 #N8534Z #B738 #SOUTHWEST #SWA1800 #WN1800 #ADSB #ADSBbot

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

🇺🇸 N8728Q - Boeing 737MAX 8 - Southwest Airlines SWA1800/WN1800 (PHX-BWI-PBI) - 4.4 mi away @ 37900 ft, heading E at 609 mph. Spotted 57x before! [08:27:52 AM CST] #AC0143 #N8728Q #B38M #SOUTHWEST #SWA1800 #WN1800 #ADSB #ADSBbot

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

🇺🇸 N906WN - Boeing 737NG 7H4/W - Southwest Airlines SWA1800/WN1800 (LGA-BNA-OMA) - 4.6 mi away @ 40850 ft, heading NW at 407 mph. Spotted 63x before! [09:56:31 AM CST] #AC8777 #N906WN #B737 #SOUTHWEST #SWA1800 #WN1800 #ADSB #ADSBbot

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

🇺🇸 N203WN - Boeing 737NG 7H4/W - Southwest Airlines SWA1800/WN1800 (LGA-BNA-OMA) - 4.6 mi away @ 40100 ft, heading NW at 454 mph. Spotted 45x before! [10:22:50 AM CST] #A19F29 #N203WN #B737 #SOUTHWEST #SWA1800 #WN1800 #ADSB #ADSBbot