ICAO: A2C43E
Owner: ALASKAAIRLINES
Flt: ASA306 N278AK B739 SEA-BOS-#SEA
Time: 2026-04-05 16:25:43 EDT
Min Alt: 6225 ft
Min Dist: 2.5 nm (42deg NE)
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ICAO: A2C43E
Owner: ALASKAAIRLINES
Flt: ASA358 N278AK B739 PDX-BOS
Time: 2026-03-30 14:38:03 EDT
Min Alt: 9200 ft
Min Dist: 1 nm (24deg NNE)
Squawk: 1572
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ICAO: A2C43E
Owner: ALASKAAIRLINES
Flt: ASA215 N278AK B739 BOS-SEA
Time: 2026-03-18 09:12:39 EDT
Min Alt: 2825 ft
Min Dist: 0.8 mi (-18deg NNW)
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ICAO: A2C43E
Owner: ALASKAAIRLINES
Flt: ASA536 N278AK B739 SEA-BOS
Time: 2026-03-18 06:31:19 EDT
Min Alt: 8975 ft
Min Dist: 1.01 nm (28deg NNE)
Squawk: 6644
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ICAO: A2C43E
Owner: ALASKAAIRLINES
Flt: ASA306 N278AK B739 SEA-BOS-#SEA
Time: 2026-02-22 16:00:31 EST
Min Alt: 8625 ft
Min Dist: 0.99 nm (18deg NNE)
Squawk: 1545
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Planefence ICAO: A2C43E
Flt: ASA459 ALASKAAIRLINES BOS - SEA
First seen: 2025-12-28 08:08:08 EST
Min Alt: 1950 ft MSL
Min Dist: 0.36 mi
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ICAO: A2C43E
Owner: ALASKA AIRLINES
Flt: ASA460 N278AK B739 SEA-BOS
Time: 2025-12-27 23:44:18 EST
Min Alt: 9225 ft
Min Dist: 1.1 nm (47° NE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: A2C43E
Owner: ALASKA AIRLINES
Flt: ASA460 N278AK B739 SEA-BOS
Time: 2025-12-27 23:44:18 EST
Min Alt: 9225 ft
Min Dist: 1.1 nm (47° NE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: A2C43E
Owner: ALASKA AIRLINES
Flt: ASA358 N278AK B739 PDX-BOS
Time: 2025-12-10 14:53:59 EST
Min Alt: 9425 ft
Min Dist: 1.1 nm (46° NE)
Loudness: 1 dB
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Planefence ICAO: A2C43E
Flt: ASA308 ALASKAAIRLINES SFO - LAX
First seen: 2025-08-02 08:13:20 EDT
Min Alt: 1700 ft MSL
Min Dist: 0.34 mi
adsb planefence by kx1t - adsbexchange - planefence
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N278AK - Boeing 737NG 900ER/W - Alaska Airlines ASA503/AS503, St Louis Lambert (STL) to Seattle-Tacoma (SEA) - 3.4 mi away @ 15050 ft, heading WNW at 391 mph. Spotted 8x before! [06:35:17 PM CDT] #A2C43E #N278AK #B739 #ALASKA #ASA503 #AS503 #Departure #ADSB #ADSBbot
Planefence ICAO: A2C43E
Flt: ASA389 ALASKAAIRLINES SAN - SJC
First seen: 2025-02-26 16:34:02 EST
Min Alt: 2775 ft MSL
Min Dist: 0.31 mi
adsb planefence by kx1t - adsbexchange - planefence
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N278AK - Boeing 737NG 900ER/W - Alaska Airlines ASA355/AS355, Hartsfield - Jackson Atlanta (ATL) to San Diego (SAN) - 3.8 mi away @ 31650 ft, heading W at 472 mph. Spotted 7x before! [06:07:55 PM CST] #A2C43E #N278AK #B739 #ALASKA #ASA355 #AS355 #ADSB #ADSBbot
