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

🇺🇸 N8877Q - Boeing 737MAX 8 - Southwest Airlines SWA1226/WN1226, Dallas Love Field (DAL) to Chicago Midway (MDW) - 4.4 mi away @ 38175 ft, heading ENE at 538 mph. Spotted 57x before! [08:28:17 AM CDT] #AC3B32 #N8877Q #B38M #SOUTHWEST #SWA1226 #WN1226 #ADSB #ADSBbot

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

🇺🇸 N8617E - Boeing 737NG 8H4/W - Southwest Airlines SWA1226/WN1226, Dallas Love Field (DAL) to Chicago Midway (MDW) - 3.7 mi away @ 19400 ft, heading NE at 498 mph. Spotted 77x before! [09:10:58 AM CDT] #ABD5E0 #N8617E #B738 #SOUTHWEST #SWA1226 #WN1226 #ADSB #ADSBbot