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

🇺🇸 N86375 - Embraer EMB-175 LL - United Express SKW5979/OO5979, St Louis Lambert (STL) to Denver (DEN) - 3.5 mi away @ 7350 ft, heading WSW at 307 mph. Spotted 2x before! [05:28:19 AM CDT] #ABDD67 #N86375 #E75L #AIR_SHUTTLE #SKW5979 #OO5979 #autopilot #TakingOff #Departure #ADSB #ADSBbot

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

🇺🇸 N86375 - Embraer EMB-175 LL - United Express SKW5739/OO5739, Denver (DEN) to St Louis Lambert (STL) - 3.4 mi away @ 8525 ft, heading E at 339 mph. Spotted once before! [11:30:07 PM CDT] #ABDD67 #N86375 #E75L #AIR_SHUTTLE #SKW5739 #OO5739 #autopilot #Landing #Arrival #ADSB #ADSBbot

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

🇺🇸 N86375 - Embraer EMB-175 LL - United Express SKW5979/OO5979, St Louis Lambert (STL) to Denver (DEN) - 3.5 mi away @ 11550 ft, heading WNW at 385 mph. Spotted for first time! [05:37:29 AM CDT] #ABDD67 #N86375 #E75L #AIR_SHUTTLE #SKW5979 #OO5979 #autopilot #TakingOff #Departure #ADSB #ADSBbot