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

🇺🇸 N8942L - BOEING 737 MAX 8 - Southwest Airlines SWA344/WN344, William P Hobby (HOU) to St Louis Lambert (STL) - 3.3 mi away @ 3450 ft, heading NNE at 243 mph. Spotted 27x before. [09:21:13 AM CDT] #AC56D9 #N8942L #B38M #SOUTHWEST #SWA344 #WN344 #Landing #Arrival #ADSB #ADSBbot

🇺🇸 N1810U - Boeing 737MAX 8 - Southwest Airlines SWA344/WN344, William P Hobby (HOU) to St Louis Lambert (STL) - 3.5 mi away @ 3550 ft, heading WNW at 254 mph. Spotted 40x before. [09:16:24 AM CDT] #A146CE #N1810U #B38M #SOUTHWEST #SWA344 #WN344 #Landing #Arrival #ADSB #ADSBbot