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

🇺🇸 N75854 - Boeing 757 324/W - United Airlines UAL631/UA631, Chicago O'Hare (ORD) to George Bush Intcntl/Houston (IAH) - 4.4 mi away @ 34950 ft, heading SW at 534 mph. Spotted 3x before! [06:05:50 AM CDT] #AA3AE5 #N75854 #B753 #UNITED #UAL631 #UA631 #ADSB #ADSBbot

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

🇺🇸 N75851 - Boeing 757 324/W - United Airlines UAL631/UA631, Chicago O'Hare (ORD) to George Bush Intcntl/Houston (IAH) - 4.2 mi away @ 34850 ft, heading SW at 460 mph. Spotted 2x before! [05:59:09 AM CDT] #AA3AE2 #N75851 #B753 #UNITED #UAL631 #UA631 #ADSB #ADSBbot