ICAO: A05DD8
Owner: UNITED AIRLINES
Flt: UAL1989 N12221 B738 ORD-BOS
Time: 2025-12-01 22:50:45 EST
Min Alt: 8575 ft
Min Dist: 0.9 nm (67° ENE)
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.

🇺🇸 N12221 - Boeing 737NG 824/W - United Airlines UAL2255/UA2255, Denver (DEN) to Indianapolis (IND) - 4.5 mi away @ 37250 ft, heading E at 560 mph. Spotted 15x before! [01:06:39 PM CDT] #A05DD8 #N12221 #B738 #UNITED #UAL2255 #UA2255 #ADSB #ADSBbot

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

🇺🇸 N12221 - Boeing 737NG 824/W - United Airlines UAL1603/UA1603, San Francisco (SFO) to Indianapolis (IND) - 4.8 mi away @ 39100 ft, heading E at 538 mph. Spotted 14x before! [03:05:08 AM CDT] #A05DD8 #N12221 #B738 #UNITED #UAL1603 #UA1603 #ADSB #ADSBbot