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

🇺🇸 N305NV - Airbus A319 112 - Allegiant Air AAY1636/G41636, Scott Afb/Midamerica St Louis (BLV) to Harry Reid (LAS) - 3.3 mi away @ 21000 ft, heading WNW at 391 mph. Spotted 2x before! [12:22:25 PM CDT] #A33325 #N305NV #A319 #ALLEGIANT #AAY1636 #G41636 #ADSB #ADSBbot