ICAO: A52E54
Owner: ALASKAAIRLINES
Flt: ASA459 N433AS B739 BOS-SEA
Time: 2026-03-28 07:27:24 EDT
Min Alt: 2300 ft
Min Dist: 0.4 mi (12deg NNE)
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ICAO: A52E54
Owner: ALASKAAIRLINES
Flt: ASA436 N433AS B739 PDX-BOS
Time: 2026-03-28 05:07:11 EDT
Min Alt: 9275 ft
Min Dist: 0.99 nm (21deg NNE)
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ICAO: A52E54
Owner: ALASKAAIRLINES
Flt: ASA358 N433AS B739 PDX-BOS
Time: 2026-03-18 14:36:03 EDT
Min Alt: 9025 ft
Min Dist: 0.99 nm (21deg NNE)
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ICAO: A52E54
Owner: ALASKA AIRLINES
Flt: ASA358 N433AS B739 PDX-BOS
Time: 2025-12-24 16:02:02 EST
Min Alt: 9225 ft
Min Dist: 1.01 nm (27° NNE)
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ICAO: A52E54
Owner: ALASKA AIRLINES
Flt: ASA306 N433AS B739 SEA-BOS-SEA
Time: 2025-12-12 17:09:07 EST
Min Alt: 9400 ft
Min Dist: 1.01 nm (32° NNE)
Loudness: 0 dB
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ICAO: A52E54
Owner: ALASKA AIRLINES
Flt: ASA358 N433AS B739 PDX-BOS
Time: 2025-11-30 14:59:02 EST
Min Alt: 7900 ft
Min Dist: 0.99 nm (22° NNE)
Loudness: 0 dB
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ICAO: A52E54
Owner: ALASKA AIRLINES
Flt: ASA436 N433AS B739 PDX-BOS
Time: 2025-10-20 05:21:14 EDT
Min Alt: 8575 ft
Min Dist: 0.99 km (26° NNE)
Loudness: 0 dB
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N433AS - Boeing 737NG 990ER/W - Alaska Airlines ASA473/AS473, St Louis Lambert (STL) to Seattle-Tacoma (SEA) - 3.5 mi away @ 13550 ft, heading NW at 408 mph. Spotted 13x before! [06:19:08 AM CDT] #A52E54 #N433AS #B739 #ALASKA #ASA473 #AS473 #TakingOff #Departure #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N433AS - Boeing 737NG 990ER/W - Alaska Airlines ASA920/AS920, Raleigh-Durham (RDU) to Seattle-Tacoma (SEA) - 28.0 mi away @ 31750 ft, heading WNW at 528 mph. Spotted 12x before! [08:41:56 AM CDT] #A52E54 #N433AS #B739 #ALASKA #ASA920 #AS920 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N433AS - Boeing 737NG 990ER/W - Alaska Airlines ASA35/AS35, John F Kennedy (JFK) to San Diego (SAN) - 4.2 mi away @ 35875 ft, heading WSW at 528 mph. Spotted 11x before! [11:30:45 AM CDT] #A52E54 #N433AS #B739 #ALASKA #ASA35 #AS35 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N433AS - Boeing 737NG 990ER/W - Alaska Airlines ASA388/AS388 (SEA-STL-SEA) - 3.5 mi away @ 7425 ft, heading SW at 308 mph. Spotted 10x before! [03:38:03 PM CDT] #A52E54 #N433AS #B739 #ALASKA #ASA388 #AS388 #TakingOff #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N433AS - Boeing 737NG 990ER/W - Alaska Airlines ASA388/AS388, Seattle-Tacoma (SEA) to St Louis Lambert (STL) - 3.5 mi away @ 8950 ft, heading E at 352 mph. Spotted 9x before! [02:06:35 PM CDT] #A52E54 #N433AS #B739 #ALASKA #ASA388 #AS388 #Landing #Arrival #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N433AS - Boeing 737NG 990ER/W - Alaska Airlines ASA856/AS856, Los Angeles (LAX) to Washington Dulles (IAD) - 4.5 mi away @ 33675 ft, heading E at 645 mph. Spotted 8x before! [01:13:41 PM CDT] #A52E54 #N433AS #B739 #ALASKA #ASA856 #AS856 #ADSB #ADSBbot
