🇺🇸 N8311Q - Boeing 737NG 8H4/W - Southwest Airlines SWA873/WN873, Charleston Afb/International (CHS) to St Louis Lambert (STL) - 3.6 mi away @ 4475 ft, heading N at 235 mph. Spotted 115x before. [07:20:15 AM CDT] #AB5E9B #N8311Q #B738 #SOUTHWEST #SWA873 #WN873 #Landing #Arrival #ADSB #ADSBbot