ICAO: A2452C
Owner: UNITEDAIRLINES
Flt: UAL1989 N24516 A21N SNA-ORD-BOS
Time: 2026-03-18 21:10:37 EDT
Min Alt: 7950 ft
Min Dist: 1.01 nm (17deg NNE)

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ICAO: A2452C
Owner: UNITEDAIRLINES
Flt: UAL558 N24516 A21N DEN-BOS
Time: 2026-03-02 14:12:28 EST
Min Alt: 8275 ft
Min Dist: 1.01 nm (24deg NNE)

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ICAO: A2452C
Owner: UNITED AIRLINES
Flt: UAL1232 N24516 # DEN-BOS
Time: 2025-12-18 15:03:28 EST
Min Alt: 5675 ft
Min Dist: 2.98 nm (27° NNE)
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ICAO: A2452C
Owner: UNITED AIRLINES
Flt: UAL399 N24516 A21N ORD-BOS
Time: 2025-10-19 14:13:20 EDT
Min Alt: 8275 ft
Min Dist: 1.01 km (27° NNE)
Loudness: -1 dB
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Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N24516 - Airbus A321 271NXSL - United Airlines UAL1124/UA1124, Chicago O'Hare (ORD) to George Bush Intcntl/Houston (IAH) - 4.4 mi away @ 34900 ft, heading SW at 534 mph. Spotted for first time! [04:47:13 PM CDT] #A2452C #N24516 #A21N #UNITED #UAL1124 #UA1124 #ADSB #ADSBbot