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

ICAO: A54C6D
Owner: UNITED PARCEL SERVICE
Flt: UPS9808 N440UP B752 BOS-MDT
Time: 2025-12-11 19:11:20 EST
Min Alt: 13550 ft
Min Dist: 4.3 nm (160° SSE)
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Planefence ICAO: A54C6D
Flt: UPS9808 UNITEDPARCELSERVICE OAK - SBD
First seen: 2025-12-11 19:09:05 EST
Min Alt: 4400 ft MSL
Min Dist: 0.91 mi
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ICAO: A54C6D
Owner: UNITED PARCEL SERVICE
Flt: UPS5016 N440UP B752 SDF-BOS
Time: 2025-12-11 17:17:36 EST
Min Alt: 9525 ft
Min Dist: 1.01 nm (31° NNE)
Loudness: 0 dB
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa

ICAO: A54C6D
Owner: UNITED PARCEL SERVICE
Flt: UPS5016 N440UP B752 SDF-BOS
Time: 2025-12-11 17:17:36 EST
Min Alt: 9525 ft
Min Dist: 1.01 nm (31° NNE)
Loudness: 0 dB
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa

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 UPS5774/5X5774, Chicago/Rockford (RFD) to George Bush Intcntl/Houston (IAH) - 4.2 mi away @ 33600 ft, heading SSW at 512 mph. Spotted 7x before! [03:57:23 PM CST] #A54C6D #N440UP #B752 #UPS #UPS5774 #5X5774 #ADSB #ADSBbot