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

🇺🇸 N81449 - Boeing 737NG 924ER/W - United Airlines UAL2438/UA2438, Indianapolis (IND) to George Bush Intcntl/Houston (IAH) - 4.1 mi away @ 34050 ft, heading WSW at 484 mph. Spotted 13x before! [05:03:07 PM CST] #AB1B3E #N81449 #B739 #UNITED #UAL2438 #UA2438 #ADSB #ADSBbot