ICAO: A0A91F
Owner: UNITEDAIRLINES
Flt: UAL2400 N14121 B752 BOS-SFO-LAS
Time: 2026-03-28 18:20:12 EDT
Min Alt: 2975 ft
Min Dist: 0.3 mi (82deg E)
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ICAO: A1BFB2
Owner: UNITEDAIRLINES
Flt: UAL2400 N21108 B752 BOS-SFO-LAS
Time: 2026-03-21 18:09:32 EDT
Min Alt: 4975 ft
Min Dist: 0.79 nm (108deg ESE)
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ICAO: A1BFB2
Owner: UNITEDAIRLINES
Flt: UAL2400 N21108 B752 BOS-SFO-LAS
Time: 2026-03-21 18:08:57 EDT
Min Alt: 3625 ft
Min Dist: 0.01 mi (130deg SE)
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ICAO: A0A91F
Owner: UNITEDAIRLINES
Flt: UAL2400 N14121 B752 BOS-SFO-LAS
Time: 2026-03-17 18:01:14 EDT
Min Alt: 3875 ft
Min Dist: 0.7 mi (101deg E)
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ICAO: A0A91F
Owner: UNITEDAIRLINES
Flt: UAL2400 N14121 B752 BOS-SFO-LAS
Time: 2026-03-14 18:08:04 EDT
Min Alt: 4250 ft
Min Dist: 0.26 mi (46deg NE)
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ICAO: AA3AE5
Owner: UNITEDAIRLINES
Flt: UAL2400 N75854 B753 BOS-SFO-LAS
Time: 2026-03-12 21:21:39 EDT
Min Alt: 3175 ft
Min Dist: 0.7 mi (-19deg NNW)
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ICAO: A11F9D
Owner: UNITEDAIRLINES
Flt: UAL2400 N17122 B752 BOS-SFO-LAS
Time: 2026-03-08 19:16:33 EDT
Min Alt: 4100 ft
Min Dist: 0.3 mi (17deg NNE)
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ICAO: A0A8DF
Owner: UNITEDAIRLINES
Flt: UAL2400 N14107 B752 BOS-SFO
Time: 2026-03-01 20:42:06 EST
Min Alt: 3225 ft
Min Dist: 0.3 mi (90deg E)
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Planefence ICAO: A11F9D
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2026-01-04 18:07:43 EST
Min Alt: 4275 ft MSL
Min Dist: 1.0 nm
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Planefence ICAO: A11F9D
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2026-01-04 18:07:04 EST
Min Alt: 2825 ft MSL
Min Dist: 0.04 mi
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Planefence ICAO: A0A91F
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2026-01-03 20:08:35 EST
Min Alt: 2925 ft MSL
Min Dist: 0.22 mi
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Planefence ICAO: A11FC7
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2026-01-02 20:38:37 EST
Min Alt: 3250 ft MSL
Min Dist: 0.24 mi
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Planefence ICAO: A11FC1
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-30 18:15:25 EST
Min Alt: 3850 ft MSL
Min Dist: 0.26 mi
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Planefence ICAO: A0A903
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-19 18:27:30 EST
Min Alt: 3750 ft MSL
Min Dist: 0.21 mi
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N12114 - Boeing 757 224/W - United Airlines UAL2400/UA2400, General Edward Lawrence Logan (BOS) to San Francisco (SFO) - 3.9 mi away @ 30325 ft, heading WSW at 512 mph. Spotted 4x before. [07:41:48 PM CST] #A05A01 #N12114 #B752 #UNITED #UAL2400 #UA2400 #ADSB #ADSBbot
Planefence ICAO: A3C3E6
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-15 18:23:15 EST
Min Alt: 3100 ft MSL
Min Dist: 0.23 mi
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Planefence ICAO: A059E3
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-14 18:59:17 EST
Min Alt: 3375 ft MSL
Min Dist: 0.21 mi
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Planefence ICAO: A8E24D
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-12 18:21:00 EST
Min Alt: 3100 ft MSL
Min Dist: 0.19 mi
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Planefence ICAO: A11FA3
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-11 18:41:49 EST
Min Alt: 3600 ft MSL
Min Dist: 0.21 mi
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Planefence ICAO: A146F9
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-08 20:37:32 EST
Min Alt: 2725 ft MSL
Min Dist: 0.23 mi
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Planefence ICAO: A0A8DA
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-12-04 18:14:06 EST
Min Alt: 3025 ft MSL
Min Dist: 0.19 mi
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ICAO: A0A8DA
Owner: UNITED AIRLINES
Flt: UAL2400 N14102 B752 BOS-SFO
Time: 2025-11-29 18:18:24 EST
Min Alt: 7275 ft
Min Dist: 6.5 nm (72° ENE)
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Planefence ICAO: A0A8DA
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-11-29 18:16:28 EST
Min Alt: 2600 ft MSL
Min Dist: 0.24 mi
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ICAO: A5EF0E
Owner: UNITED AIRLINES
Flt: UAL2400 N48127 B752 BOS-SFO
Time: 2025-11-28 18:57:53 EST
Min Alt: 9300 ft
Min Dist: 6.5 nm (72° ENE)
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Planefence ICAO: A5EF0E
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-11-28 18:55:47 EST
Min Alt: 3325 ft MSL
Min Dist: 0.15 mi
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2400 N33103 B752 BOS-SFO
Time: 2025-11-27 18:09:29 EST
Min Alt: 8400 ft
Min Dist: 6.6 nm (66° ENE)
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Planefence ICAO: A39BFA
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-11-27 18:07:27 EST
Min Alt: 2925 ft MSL
Min Dist: 0.23 mi
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ICAO: A05A01
Owner: UNITED AIRLINES
Flt: UAL2400 N12114 B752 BOS-SFO
Time: 2025-11-24 18:09:26 EST
Min Alt: 8250 ft
Min Dist: 6.5 nm (70° ENE)
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Planefence ICAO: A05A01
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-11-24 18:07:22 EST
Min Alt: 2575 ft MSL
Min Dist: 0.19 mi
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