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

🇺🇸 N870DN - Boeing 737NG 900ER/W - Delta Air Lines DAL407/DL407, Los Angeles (LAX) to Detroit Metro Wayne County (DTW) - 4.2 mi away @ 35100 ft, heading ENE at 563 mph. Spotted 10x before! [03:27:05 AM CDT] #ABF6AE #N870DN #B739 #DELTA #DAL407 #DL407 #ADSB #ADSBbot

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

🇺🇸 N343DN - Airbus A321 211SL - Delta Air Lines DAL407/DL407, Los Angeles (LAX) to Detroit Metro Wayne County (DTW) - 4.5 mi away @ 36725 ft, heading ENE at 620 mph. Spotted 7x before! [03:24:01 AM CST] #A3C8CB #N343DN #A321 #DELTA #DAL407 #DL407 #ADSB #ADSBbot