🇺🇸 N8518R - Boeing 737NG 800/W - Southwest Airlines SWA503/WN503, Austin-Bergstrom (AUS) to Baltimore/Washington Thurgood Marshall (BWI) - 4.7 mi away @ 38625 ft, heading NE at 524 mph. Spotted 69x before! [06:16:25 PM CDT] #ABAE8F #N8518R #B738 #SOUTHWEST #SWA503 #WN503 #ADSB #ADSBbot

#PlaneAlert ICAO: #ABF29F
Owner: #SOUTHWESTAIRLINES
Flt: #SWA503 #N8690A #B738
Time: 2026-09-14 12:23:18 CDT
Min Alt: 37000 ft

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ICAO: #AC046E
Owner: #SOUTHWESTAIRLINES
Flt: #SWA503 #N8734Q #B38M #BNA-#DEN
Time: 2026-08-03 15:11:20 CDT
Min Alt: 30000 ft
Min Dist: 87.97 nm (-70deg WNW)
Squawk: #5654
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ICAO: #AC62F3
Owner: #SOUTHWESTAIRLINES
Flt: #SWA503 #N8979L #B38M #BNA-#DEN
Time: 2026-07-29 17:33:33 CDT
Min Alt: 2125 ft
Min Dist: 3.74 nm (177deg S)

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ICAO: #AC1301
Owner: #SOUTHWESTAIRLINES
Flt: #SWA503 #N8772M #B38M #BNA-#DEN
Time: 2026-07-28 17:07:25 CDT
Min Alt: 6350 ft
Min Dist: 13.48 nm (-63deg WNW)

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ICAO: #ABAAFE
Owner: #SOUTHWESTAIRLINES
Flt: #SWA503 #N8509U #B738 #BNA-#DEN
Time: 2026-07-23 15:15:53 CDT
Min Alt: 30000 ft
Min Dist: 42.95 nm (64deg ENE)
Squawk: #1377
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ICAO: #ABD4E7
Owner: #SOUTHWESTAIRLINES
Flt: #SWA503 #N8610A #B738 #HOU-#BWI
Time: 2026-06-19 15:38:07 CDT
Min Alt: 28000 ft
Min Dist: 23.3 nm (15deg NNE)
Squawk: #5616
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ICAO: #AC2173
Owner: #SOUTHWESTAIRLINES
Flt: #SWA503 #N8809L #B38M
Time: 2026-06-05 16:02:24 CDT
Min Alt: 28000 ft
Min Dist: 23.2 nm (21deg NNE)
Squawk: #5607
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🇺🇸 N936WN - Boeing 737NG 7H4/W - Southwest Airlines SWA503/WN503 (ORD-DAL-AUS-ELP-LGB) - 4.8 mi away @ 39550 ft, heading SW at 468 mph. Spotted 59x before! [08:29:24 AM CST] #ACFDF4 #N936WN #B737 #SOUTHWEST #SWA503 #WN503 #ADSB #ADSBbot