ICAO: A2B810
Owner: UNITEDAIRLINES
Flt: UAL1331 N27421 B739 IAH-BOS
Time: 2026-03-21 18:09:14 EDT
Min Alt: 8950 ft
Min Dist: 0.99 nm (23deg NNE)
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ICAO: A2B810
Owner: UNITEDAIRLINES
Flt: UAL2040 N27421 B739 BOS-ORD
Time: 2026-03-01 16:34:06 EST
Min Alt: 3250 ft
Min Dist: 0.23 mi (49deg NE)
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ICAO: A2B810
Owner: UNITEDAIRLINES
Flt: UAL1491 N27421 B739 ORD-BOS
Time: 2026-03-01 13:59:14 EST
Min Alt: 9000 ft
Min Dist: 0.99 nm (24deg NNE)
Squawk: 3105
dev adsb planefence by kx1t - sdr-e airplanes flightaware faa
ICAO: A2B810
Owner: UNITEDAIRLINES
Flt: UAL1491 N27421 B739 ORD-BOS
Time: 2026-02-28 13:57:06 EST
Min Alt: 8000 ft
Min Dist: 0.99 nm (23deg NNE)
Squawk: 4172
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.
🇺🇸 N27421 - Boeing 737NG 924ER/W - United Airlines UAL1422/UA1422, Denver (DEN) to St Louis Lambert (STL) - 3.3 mi away @ 8725 ft, heading E at 318 mph. Spotted 12x before! [08:32:43 PM CDT] #A2B810 #N27421 #B739 #UNITED #UAL1422 #UA1422 #Landing #Arrival #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N27421 - Boeing 737NG 924ER/W - United Airlines UAL2202/UA2202 (SNA-ORD-IAH) - 4.1 mi away @ 35950 ft, heading SW at 508 mph. Spotted 11x before! [08:06:27 PM CDT] #A2B810 #N27421 #B739 #UNITED #UAL2202 #UA2202 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N27421 - Boeing 737NG 924ER/W - United Airlines UAL1079/UA1079 (RNO-ORD-IAH-MCO) - 4.7 mi away @ 35525 ft, heading SW at 514 mph. Spotted 10x before! [05:11:53 PM CDT] #A2B810 #N27421 #B739 #UNITED #UAL1079 #UA1079 #ADSB #ADSBbot
Planefence ICAO: A2B810
Flt: UAL414 UNITEDAIRLINES EWR - SFO
First seen: 2025-05-24 12:07:38 EDT
Min Alt: 2125 ft MSL
Min Dist: 0.28 mi
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N27421 - Boeing 737NG 924ER/W - United Airlines UAL1525/UA1525 (RDU-EWR-ORD-AUS) - 4.4 mi away @ 36975 ft, heading SW at 499 mph. Spotted 9x before! [01:40:22 PM CDT] #A2B810 #N27421 #B739 #UNITED #UAL1525 #UA1525 #ADSB #ADSBbot
Planefence ICAO: A2B810
Flt: UAL521 UNITEDAIRLINES JFK - SFO
First seen: 2025-05-01 01:33:04 EDT
Min Alt: 4000 ft MSL
Min Dist: 0.26 mi
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N27421 - Boeing 737NG 924ER/W - United Airlines UAL1667/UA1667, Cancun (CUN) to Chicago O'Hare (ORD) - 4.0 mi away @ 33525 ft, heading NNE at 535 mph. Spotted 8x before! [06:44:37 PM CST] #A2B810 #N27421 #B739 #UNITED #UAL1667 #UA1667 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N27421 - Boeing 737NG 924ER/W - United Airlines UAL676/UA676, Newark Liberty (EWR) to Austin-Bergstrom (AUS) - 4.5 mi away @ 33275 ft, heading SW at 516 mph. Spotted 7x before! [08:26:42 PM CST] #A2B810 #N27421 #B739 #UNITED #UAL676 #UA676 #ADSB #ADSBbot
