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

🇺🇸 N920NN - Boeing 737NG 823/W - American Airlines AAL878/AA878, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 4.3 mi away @ 35875 ft, heading SW at 460 mph. Spotted 40x before! [02:33:01 PM CST] #ACBF63 #N920NN #B738 #AMERICAN #AAL878 #AA878 #ADSB #ADSBbot

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

🇺🇸 N865NN - Boeing 737NG 823/W - American Airlines AAL878/AA878, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 4.2 mi away @ 35750 ft, heading SW at 414 mph. Spotted 34x before! [02:35:52 PM CST] #ABE2A3 #N865NN #B738 #AMERICAN #AAL878 #AA878 #ADSB #ADSBbot

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

🇺🇸 N824NN - Boeing 737NG 823/W - American Airlines AAL878/AA878, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 4.4 mi away @ 38000 ft, heading SW at 446 mph. Spotted 46x before! [02:12:21 PM CST] #AB40F0 #N824NN #B738 #AMERICAN #AAL878 #AA878 #ADSB #ADSBbot

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

🇺🇸 N832NN - Boeing 737NG 823/W - American Airlines AAL878/AA878, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 3.7 mi away @ 31775 ft, heading SW at 433 mph. Spotted 48x before! [02:48:55 PM CST] #AB6101 #N832NN #B738 #AMERICAN #AAL878 #AA878 #ADSB #ADSBbot

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

🇺🇸 N947AN - Boeing 737NG 823/W - American Airlines AAL878/AA878, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 4.4 mi away @ 38925 ft, heading SW at 462 mph. Spotted 48x before! [02:21:15 PM CST] #AD2736 #N947AN #B738 #AMERICAN #AAL878 #AA878 #ADSB #ADSBbot