ICAO: A584BC
Owner: AMERICAN AIRLINES
Flt: AAL854 N455AN A21N BOS-PHX
Time: 2025-12-15 17:11:10 EST
Min Alt: 5875 ft
Min Dist: 4.3 nm (161° SSE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa

ICAO: A584BC
Owner: AMERICAN AIRLINES
Flt: AAL854 N455AN A21N BOS-PHX
Time: 2025-12-15 17:11:10 EST
Min Alt: 5875 ft
Min Dist: 4.3 nm (161° SSE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa

Planefence ICAO: A584BC
Flt: AAL854 AMERICANAIRLINES SEA - CLT
First seen: 2025-12-15 17:09:35 EST
Min Alt: 4675 ft MSL
Min Dist: 1.53 nm
adsb planefence by kx1t - airplanes.live - planefence

Planefence ICAO: A584BC
Flt: AAL854 AMERICANAIRLINES SEA - CLT
First seen: 2025-12-15 17:08:58 EST
Min Alt: 2850 ft MSL
Min Dist: 0.94 mi
adsb planefence by kx1t - adsbexchange - planefence

Planefence ICAO: A57229
Flt: AAL854 AMERICANAIRLINES SEA - CLT
First seen: 2025-12-14 18:25:37 EST
Min Alt: 2925 ft MSL
Min Dist: 0.3 mi
adsb planefence by kx1t - adsbexchange - planefence

Planefence ICAO: A4E6C0
Flt: AAL854 AMERICANAIRLINES SEA - CLT
First seen: 2025-12-11 17:11:12 EST
Min Alt: 3025 ft MSL
Min Dist: 0.29 mi
adsb planefence by kx1t - adsbexchange - planefence

Planefence ICAO: A5232B
Flt: AAL854 AMERICANAIRLINES SEA - CLT
First seen: 2025-12-08 17:08:40 EST
Min Alt: 2400 ft MSL
Min Dist: 0.25 mi
adsb planefence by kx1t - adsbexchange - planefence

Planefence ICAO: A55218
Flt: AAL854 AMERICANAIRLINES SEA - CLT
First seen: 2025-12-04 17:44:43 EST
Min Alt: 2600 ft MSL
Min Dist: 0.28 mi
adsb planefence by kx1t - adsbexchange - planefence

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

🇺🇸 N914UY - Airbus A321 231 - American Airlines AAL854/AA854, Seattle-Tacoma (SEA) to Charlotte/Douglas (CLT) - 8.0 mi away @ 36500 ft, heading ESE at 567 mph. Spotted 10x before! [12:27:31 PM CDT] #ACA760 #N914UY #A321 #AMERICAN #AAL854 #AA854 #ADSB #ADSBbot