ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL36 N33103 B752 EWR-EDI
Time: 2026-04-01 21:44:00 EDT
Min Alt: 35000 ft
Min Dist: 1.5 nm (-9deg N)
Squawk: 2754
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL317 N33103 B752 EWR-DUB
Time: 2026-03-30 00:01:43 EDT
Min Alt: 35000 ft
Min Dist: 1.3 nm (156deg SSE)
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL1458 N33103 B752 BOS-SFO
Time: 2026-03-17 08:31:05 EDT
Min Alt: 13125 ft
Min Dist: 1.2 nm (105deg ESE)
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL1665 N33103 B752 ATL-SFO-BOS
Time: 2026-03-16 09:32:07 EDT
Min Alt: 8275 ft
Min Dist: 0.99 nm (27deg NNE)
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL2356 N33103 B752 LAS-SFO-BOS
Time: 2026-02-21 19:22:52 EST
Min Alt: 9150 ft
Min Dist: 1.1 nm (-14deg NNW)
Squawk: 3622
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL1665 N33103 B752 SFO-BOS
Time: 2026-02-20 07:50:39 EST
Min Alt: 8475 ft
Min Dist: 1 nm (24deg NNE)
Squawk: 3265
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL1783 N33103 B752 LAX-BOS
Time: 2026-02-19 16:29:40 EST
Min Alt: 8725 ft
Min Dist: 1 nm (26deg NNE)
Squawk: 7634
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL36 N33103 B752 EWR-EDI
Time: 2026-02-16 20:48:43 EST
Min Alt: 35000 ft
Min Dist: 2.5 nm (-82deg W)
Squawk: 3364
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL1414 N33103 B752 BOS-ORD-DFW
Time: 2026-02-13 06:11:24 EST
Min Alt: 15025 ft
Min Dist: 1.2 nm (85deg E)
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL2111 N33103 B752 SFO-BOS
Time: 2026-02-13 00:20:20 EST
Min Alt: 9275 ft
Min Dist: 1.1 nm (-10deg N)
Squawk: 3766
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL2090 N33103 B752 SFO-BOS
Time: 2026-02-12 07:28:34 EST
Min Alt: 9350 ft
Min Dist: 1.01 nm (26deg NNE)
Squawk: 3230
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ICAO: A39BFA
Owner: UNITEDAIRLINES
Flt: UAL1414 N33103 B752 BOS-ORD-DFW
Time: 2026-02-03 06:14:09 EST
Min Alt: 13550 ft
Min Dist: 1.2 nm (97deg E)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2647 N33103 B752 LAX-SFO-BOS
Time: 2026-02-02 16:17:17 EST
Min Alt: 9250 ft
Min Dist: 1.01 nm (31° NNE)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL333 N33103 B752 BOS-LAX
Time: 2026-01-29 18:28:26 EST
Min Alt: 4150 ft
Min Dist: 0.3 mi (-13° NNW)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2647 N33103 B752 LAX-SFO-BOS
Time: 2026-01-29 16:31:16 EST
Min Alt: 8875 ft
Min Dist: 1.01 nm (27° NNE)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL1074 N33103 B752 BOS-SFO-PHX
Time: 2026-01-28 14:04:44 EST
Min Alt: 4000 ft
Min Dist: 0.2 mi (47° NE)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2183 N33103 B752 LAX-ORD-BOS
Time: 2026-01-28 12:06:56 EST
Min Alt: 9125 ft
Min Dist: 1.01 nm (29° NNE)
Squawk: 6245
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL1414 N33103 B752 BOS-ORD-DFW
Time: 2026-01-28 06:43:32 EST
Min Alt: 14050 ft
Min Dist: 1.2 nm (101° E)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL1372 N33103 B752 SEA-SFO-BOS
Time: 2026-01-27 21:10:07 EST
Min Alt: 10175 ft
Min Dist: 0.99 nm (21° NNE)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2183 N33103 B752 ORD-BOS
Time: 2026-01-06 12:06:52 EST
Min Alt: 9125 ft
Min Dist: 1.01 nm (32° NNE)
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2647 N33103 B752 SFO-BOS
Time: 2025-12-10 16:40:51 EST
Min Alt: 10875 ft
Min Dist: 2.1 nm (14° NNE)
Loudness: -1 dB
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2004 N33103 B752 SFO-BOS
Time: 2025-11-29 00:03:41 EST
Min Alt: 7425 ft
Min Dist: 1.01 nm (30° NNE)
Loudness: 0 dB
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL1665 N33103 B752 MSY-SFO-BOS
Time: 2025-11-28 07:39:54 EST
Min Alt: 7750 ft
Min Dist: 1 nm (23° NNE)
Loudness: 0 dB
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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: A39BFA
Owner: UNITED AIRLINES
Flt: UAL1783 N33103 B752 LAX-BOS
Time: 2025-11-27 16:12:04 EST
Min Alt: 9325 ft
Min Dist: 0.99 nm (24° NNE)
Loudness: 0 dB
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ICAO: A39BFA
Owner: UNITED AIRLINES
Flt: UAL2647 N33103 B752 SFO-BOS
Time: 2025-11-25 16:19:01 EST
Min Alt: 7850 ft
Min Dist: 5.2 nm (4° N)
Squawk: 3720
Loudness: -1 dB
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Planefence ICAO: A39BFA
Flt: UAL2400 UNITEDAIRLINES BOS - SFO
First seen: 2025-11-18 18:15:53 EST
Min Alt: 3000 ft MSL
Min Dist: 0.22 mi
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N33103 - Boeing 757 224/W - United Airlines UAL1950/UA1950, Los Angeles (LAX) to Newark Liberty (EWR) - 4.9 mi away @ 39300 ft, heading ENE at 543 mph. Spotted 2x before! [05:23:28 PM CDT] #A39BFA #N33103 #B752 #UNITED #UAL1950 #UA1950 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N33103 - Boeing 757 224/W - United Airlines UAL2303/UA2303 (IAD-LAX-EWR) - 4.0 mi away @ 34675 ft, heading E at 583 mph. Spotted once before! [04:29:06 AM CST] #A39BFA #N33103 #B752 #UNITED #UAL2303 #UA2303 #ADSB #ADSBbot
