Planefence ICAO: AD1857
Flt: ASA309 ALASKAAIRLINES IAD - LAX
First seen: 2026-01-08 19:00:22 EST
Min Alt: 2150 ft MSL
Min Dist: 0.28 mi
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ICAO: AD1857
Owner: ALASKA AIRLINES
Flt: ASA390 N943AK B39M SAN-BOS
Time: 2026-01-08 17:32:15 EST
Min Alt: 9200 ft
Min Dist: 1.1 nm (46° NE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: AD1857
Owner: ALASKA AIRLINES
Flt: ASA306 N943AK # SEA-BOS-SEA
Time: 2025-12-17 16:46:08 EST
Min Alt: 8175 ft
Min Dist: 0.99 nm (18° NNE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
Planefence ICAO: AD1857
Flt: ASA459 ALASKAAIRLINES BOS - SEA
First seen: 2025-12-05 07:38:56 EST
Min Alt: 1775 ft MSL
Min Dist: 0.25 mi
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ICAO: AD1857
Owner: ALASKA AIRLINES
Flt: ASA460 N943AK B39M SEA-BOS
Time: 2025-12-04 23:17:33 EST
Min Alt: 8850 ft
Min Dist: 1.01 nm (29° NNE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: AD1857
Owner: ALASKA AIRLINES
Flt: ASA1456 N943AK B39M BOS-SAN
Time: 2025-12-01 16:48:36 EST
Min Alt: 6625 ft
Min Dist: 6.5 nm (71° ENE)
Loudness: 0 dB
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
Planefence ICAO: AD1857
Flt: ASA1456 ALASKAAIRLINES SJC - PDX
First seen: 2025-12-01 16:46:37 EST
Min Alt: 2025 ft MSL
Min Dist: 0.28 mi
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ICAO: AD1857
Owner: ALASKA AIRLINES
Flt: ASA358 N943AK B39M PDX-BOS
Time: 2025-12-01 15:02:26 EST
Min Alt: 8975 ft
Min Dist: 0.98 nm (23° NNE)
Loudness: 0 dB
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.
🇺🇸 N943AK - Boeing 737MAX 9 - Alaska Airlines ASA281/AS281, Nashville (BNA) to Seattle-Tacoma (SEA) - 4.2 mi away @ 35725 ft, heading NW at 515 mph. Spotted 8x before! [09:52:10 AM CDT] #AD1857 #N943AK #B39M #ALASKA #ASA281 #AS281 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N943AK - Boeing 737MAX 9 - Alaska Airlines ASA419/AS419, Orlando (MCO) to Seattle-Tacoma (SEA) - 7.9 mi away @ 29275 ft, heading NW at 519 mph. Spotted 7x before! [06:21:53 PM CDT] #AD1857 #N943AK #B39M #ALASKA #ASA419 #AS419 #ADSB #ADSBbot
Planefence ICAO: AD1857
Flt: ASA311 ALASKAAIRLINES SEA - SFO
First seen: 2025-05-23 06:26:35 EDT
Min Alt: 2250 ft MSL
Min Dist: 0.7 mi
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N943AK - Boeing 737MAX 9 - Alaska Airlines ASA507/AS507, Washington Dulles (IAD) to San Diego (SAN) - 4.3 mi away @ 35875 ft, heading W at 517 mph. Spotted 6x before! [06:11:16 PM CDT] #AD1857 #N943AK #B39M #ALASKA #ASA507 #AS507 #ADSB #ADSBbot
Planefence ICAO: AD1857
Flt: ASA364 ALASKAAIRLINES BOS - SEA
First seen: 2025-04-06 17:43:39 EDT
Min Alt: 2200 ft MSL
Min Dist: 0.33 mi
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Planefence ICAO: AD1857
Flt: ASA389 ALASKAAIRLINES SAN - SJC
First seen: 2025-02-19 18:30:49 EST
Min Alt: 2275 ft MSL
Min Dist: 0.34 mi
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