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

🇺🇸 N384DN - Airbus A321 211SL - Delta Air Lines DAL2023/DL2023, Philadelphia (PHL) to Salt Lake City (SLC) - 4.0 mi away @ 31925 ft, heading WSW at 526 mph. Spotted 5x before! [07:52:48 AM CDT] #A46A7E #N384DN #A321 #DELTA #DAL2023 #DL2023 #ADSB #ADSBbot

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

🇺🇸 N390DN - Airbus A321 211SL - Delta Air Lines DAL2023/DL2023, Philadelphia (PHL) to Salt Lake City (SLC) - 4.8 mi away @ 34175 ft, heading W at 535 mph. Spotted 10x before! [09:25:46 AM CDT] #A48321 #N390DN #A321 #DELTA #DAL2023 #DL2023 #ADSB #ADSBbot