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

🇺🇸 N440UP - Boeing 757 24APF - United Parcel Service UPS908/5X908, Louisville Muhammad Ali (SDF) to Billings Logan (BIL) - 4.0 mi away @ 35275 ft, heading W at 458 mph. Spotted 8x before. [01:06:11 AM CST] #A54C6D #N440UP #B752 #UPS #UPS908 #5X908 #ADSB #ADSBbot

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

🇺🇸 N578UP - Boeing 747 45E SCD - United Parcel Service UPS908/5X908, Louisville Muhammad Ali (SDF) to Ontario (ONT) - 4.8 mi away @ 39650 ft, heading W at 469 mph. Spotted 3x before! [03:34:50 PM CST] #A76DF1 #N578UP #B744 #UPS #UPS908 #5X908 #ADSB #ADSBbot