ICAO: A76F43
Owner: UNITEDAIRLINES
Flt: UAL2441 N57852 B753 BOS-SFO-LAX
Time: 2026-03-27 05:54:38 EDT
Min Alt: 12225 ft
Min Dist: 1.2 nm (87deg E)

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ICAO: A76F43
Owner: UNITEDAIRLINES
Flt: UAL2356 N57852 B753 LAS-SFO-BOS
Time: 2026-03-18 19:18:16 EDT
Min Alt: 6575 ft
Min Dist: 3.1 nm (69deg ENE)

dev adsb planefence by kx1t - sdr-e airplanes flightaware faa

ICAO: A76F43
Owner: UNITEDAIRLINES
Flt: UAL2441 N57852 B753 BOS-SFO-LAX
Time: 2026-03-18 06:01:03 EDT
Min Alt: 13150 ft
Min Dist: 1.3 nm (68deg ENE)

dev adsb planefence by kx1t - sdr-e airplanes flightaware faa

ICAO: A76F43
Owner: UNITEDAIRLINES
Flt: UAL2356 N57852 B753 LAS-SFO-BOS
Time: 2026-03-17 19:20:18 EDT
Min Alt: 9275 ft
Min Dist: 0.99 nm (20deg NNE)

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.

🇺🇸 N57852 - Boeing 757 324/W - United Airlines UAL611/UA611, Chicago O'Hare (ORD) to San Francisco (SFO) - 16.7 mi away @ 37925 ft, heading SW at 546 mph. Spotted 5x before! [08:11:25 AM CDT] #A76F43 #N57852 #B753 #UNITED #UAL611 #UA611 #ADSB #ADSBbot

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

🇺🇸 N57852 - Boeing 757 324/W - United Airlines UAL2282/UA2282 (LAS-LAX-IAD) - 4.1 mi away @ 34900 ft, heading ESE at 589 mph. Spotted 4x before! [04:05:20 AM CDT] #A76F43 #N57852 #B753 #UNITED #UAL2282 #UA2282 #ADSB #ADSBbot

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

🇺🇸 N57852 - Boeing 757 324/W - United Airlines UAL1828/UA1828, Orlando (MCO) to Chicago O'Hare (ORD) - 4.3 mi away @ 36175 ft, heading NNE at 544 mph. Spotted 3x before! [05:07:26 PM CDT] #A76F43 #N57852 #B753 #UNITED #UAL1828 #UA1828 #ADSB #ADSBbot