#N453AS
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abovestlouis.com
🇺🇸 N453AS - BOEING 737-990ER - Alaska Airlines ASA618/AS618 (SEA-STL-SEA) - 3.3 mi away @ 13100 ft, heading NW at 406 mph. Spotted 5x before. [03:09:52 PM CST] #A57D52 #N453AS #B739 #ALASKA #ASA618 #AS618 #TakingOff #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
January 7, 2026 at 9:10 PM
kx1t-test.bsky.social
#ICAO: #A57D52
Owner: #ALASKA AIRLINES
Flt: #ASA436 #N453AS #B739 #PDX-BOS
Time: 2025-12-29 05:39:32 EST
Min Alt: 8675 ft
Min Dist: 0.99 nm (22° NNE)
#dev #adsb #planefence by kx1t -•sdr-e•airplanes•flightaware•faa
December 29, 2025 at 10:51 AM
abovemedford.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA256 #N453AS #B739 #BOS-#SAN
Time: 2026-08-25 08:11:29 EDT
Min Alt: 3025 ft
Min Dist: 0.8 mi (-11deg N)

#adsb <a href="/hashtag/planefence" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#planefence by kx1t - planefence adsbexchange flightaware faa
August 25, 2026 at 12:36 PM
abovestlouis.com
🇺🇸 N453AS - Boeing 737NG 990ER/W - Alaska Airlines ASA647/AS647 (SEA-STL-SEA) - 3.4 mi away @ 14350 ft, heading NW at 400 mph. Spotted 6x before. [09:24:00 PM CDT] #A57D52 #N453AS #B739 #ALASKA #ASA647 #AS647 #Landing #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 7, 2026 at 2:24 AM
ke0opr.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA405 #N453AS #B739 #SEA-#OKC-#SEA
Time: 2026-07-06 13:44:54 CDT
Min Alt: 22175 ft
Min Dist: 133.41 nm (-140deg SW)

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July 6, 2026 at 6:51 PM
ke0opr.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA640 #N453AS #B739 #TPA-#SEA
Time: 2026-07-04 08:46:33 CDT
Min Alt: 30000 ft
Min Dist: 157.4 nm (-131deg SW)
Squawk: #3375
#adsb #planefence by kx1t sdr-e adsbexchange flightaware faa
July 4, 2026 at 2:02 PM
ftsaskairspace.bsky.social
Aircraft detected to the SSE!
Alaska Airlines flight #ASA68 from Minneapolis/St Paul Intl to Anchorage Intl
Aircraft: Boeing 737NG 990ER/W
Tail # N453AS
Speed: 789.0 km/h tracking NW
Alt: 34000 ft
July 1, 2025 at 4:09 PM
kx1t-test.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA536 #N453AS #B739 #SEA-#BOS
Time: 2026-05-17 07:21:27 EDT
Min Alt: 9375 ft
Min Dist: 1 nm (19deg NNE)

#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
May 17, 2026 at 11:28 AM
kx1t-test.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA306 #N453AS #B739 #SEA-#BOS-#SEA
Time: 2026-03-09 15:43:29 EDT
Min Alt: 8875 ft
Min Dist: 2.6 nm (3deg N)
Squawk: #6676
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
March 9, 2026 at 7:50 PM
kx1t-test.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA358 #N453AS #B739 #PDX-#BOS
Time: 2026-03-01 14:54:54 EST
Min Alt: 9950 ft
Min Dist: 2.2 nm (21deg NNE)
Squawk: #0535
#dev #adsb #planefence by kx1t - sdr-e airplanes flightaware faa
March 1, 2026 at 8:01 PM
kx1t-test.bsky.social
#ICAO: #A57D52
Owner: #ALASKA AIRLINES
Flt: #ASA356 #N453AS #B739 #SFO-BOS
Time: 2025-12-28 15:32:07 EST
Min Alt: 8250 ft
Min Dist: 1.01 nm (27° NNE)
#dev #adsb #planefence by kx1t -•sdr-e•airplanes•flightaware•faa
December 28, 2025 at 8:46 PM
ke0opr.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA418 #N453AS #B739
Time: 2026-06-22 12:46:50 CDT
Min Alt: 23050 ft
Min Dist: 145.4 nm (19deg NNE)

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June 22, 2026 at 5:55 PM
ke0opr.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA539 #N453AS #B739 #BOS-#SAN
Time: 2026-05-31 10:05:04 CDT
Min Alt: 23275 ft
Min Dist: 171.15 nm (97deg E)

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May 31, 2026 at 3:11 PM
abovemedford.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA537 #N453AS #B739 #BOS-#SEA
Time: 2026-05-17 09:15:32 EDT
Min Alt: 2250 ft
Min Dist: 0.6 mi (102deg ESE)

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May 17, 2026 at 1:23 PM
abovemedford.bsky.social
ICAO: #A57D52
Owner: #ALASKAAIRLINES
Flt: #ASA1319 #N453AS #B739 #BOS-#PDX
Time: 2026-03-01 16:49:48 EST
Min Alt: 2650 ft
Min Dist: 0.3 mi (43deg NE)

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March 1, 2026 at 9:57 PM
abovestlouis.com
🇺🇸 N453AS - Boeing 737NG 990ER/W - Alaska Airlines ASA30/AS30, San Francisco (SFO) to John F Kennedy (JFK) - 4.8 mi away @ 36950 ft, heading ENE at 515 mph. Spotted 4x before! [11:40:41 AM CDT] #A57D52 #N453AS #B739 #ALASKA #ASA30 #AS30 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 9, 2025 at 4:40 PM