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

🇺🇸 N400AN - Airbus A321 253NXSL - American Airlines AAL3276/AA3276, Philadelphia (PHL) to Los Angeles (LAX) - 4.0 mi away @ 33225 ft, heading W at 521 mph. Spotted 13x before! [05:02:01 PM CDT] #A4ACAE #N400AN #A21N #AMERICAN #AAL3276 #AA3276 #ADSB #ADSBbot

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

🇺🇸 N424AN - Airbus A321 253NXSL - American Airlines AAL3276/AA3276, Philadelphia (PHL) to Los Angeles (LAX) - 4.0 mi away @ 32725 ft, heading W at 485 mph. Spotted 7x before! [04:43:22 PM CDT] #A50A88 #N424AN #A21N #AMERICAN #AAL3276 #AA3276 #ADSB #ADSBbot

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

🇺🇸 N434AN - Airbus A321 253NXSL - American Airlines AAL3276/AA3276, Philadelphia (PHL) to Los Angeles (LAX) - 3.8 mi away @ 29300 ft, heading W at 524 mph. Spotted 11x before! [05:43:35 PM CDT] #A53207 #N434AN #A21N #AMERICAN #AAL3276 #AA3276 #ADSB #ADSBbot