ICAO: A47809
Owner: UNITED AIRLINES
Flt: UAL521 N38727 B737 BOS-EWR
Time: 2026-02-02 18:27:12 EST
Min Alt: 4400 ft
Min Dist: 0.9 mi (107° ESE)
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Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N38727 - Boeing 737NG 724/W - United Airlines UAL673T/UA673T (PIT-ORD-DFW) - 4.6 mi away @ 39850 ft, heading SW at 473 mph. Spotted 15x before! [08:55:12 PM CDT] #A47809 #N38727 #B737 #UNITED #UAL673T #UA673T #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N38727 - Boeing 737NG 724/W - United Airlines UAL1525/UA1525 (ORF-EWR-ORD-AUS) - 5.0 mi away @ 40250 ft, heading SW at 548 mph. Spotted 14x before! [06:24:52 PM CDT] #A47809 #N38727 #B737 #UNITED #UAL1525 #UA1525 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N38727 - Boeing 737NG 724/W - United Airlines UAL743/UA743, Chicago O'Hare (ORD) to Tucson (TUS) - 4.5 mi away @ 39200 ft, heading WSW at 464 mph. Spotted 13x before! [10:40:18 AM CDT] #A47809 #N38727 #B737 #UNITED #UAL743 #UA743 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N38727 - Boeing 737NG 724/W - United Airlines UAL2290/UA2290, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 4.2 mi away @ 36050 ft, heading SW at 472 mph. Spotted 12x before! [02:42:21 PM CST] #A47809 #N38727 #B737 #UNITED #UAL2290 #UA2290 #ADSB #ADSBbot