ICAO: A12F6D
Owner: UNITED AIRLINES
Flt: UAL2356 N17591 B39M SFO-BOS
Time: 2025-12-26 19:06:01 EST
Min Alt: 9525 ft
Min Dist: 1.01 nm (29° NNE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa

Planefence ICAO: A12F6D
Flt: UAL2279 UNITEDAIRLINES EWR - MSY
First seen: 2025-12-24 11:14:13 EST
Min Alt: 3525 ft MSL
Min Dist: 0.59 nm
adsb planefence by kx1t - airplanes.live - planefence

Planefence ICAO: A12F6D
Flt: UAL2279 UNITEDAIRLINES EWR - MSY
First seen: 2025-12-24 11:13:37 EST
Min Alt: 2500 ft MSL
Min Dist: 0.1 mi
adsb planefence by kx1t - adsbexchange - planefence

ICAO: A12F6D
Owner: UNITED AIRLINES
Flt: UAL8165 N17591 B39M
Time: 2025-12-24 08:53:15 EST
Min Alt: 9625 ft
Min Dist: 0.99 nm (23° NNE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa

Planefence ICAO: A12F6D
Flt: UAL390 UNITEDAIRLINES SNA - SFO
First seen: 2025-08-30 14:17:41 EDT
Min Alt: 1850 ft MSL
Min Dist: 0.2 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.

🇺🇸 N17591 - BOEING 737-9 - UMB BANK NA TRUSTEE UAL2110/UA2110, St Louis Lambert (STL) to San Francisco (SFO) - 3.6 mi away @ 6500 ft, heading SSW at 313 mph. Spotted 2x before! [06:02:36 PM CDT] #A12F6D #N17591 #B39M #UAL2110 #UA2110 #TakingOff #Departure #ADSB #ADSBbot

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

🇺🇸 N17591 - BOEING 737-9 - United Airlines UAL336/UA336 (LAX-SFO-STL) - 3.4 mi away @ 8875 ft, heading E at 361 mph. Spotted once before! [04:05:00 PM CDT] #A12F6D #N17591 #B39M #UNITED #UAL336 #UA336 #Landing #ADSB #ADSBbot

Planefence ICAO: A12F6D
Flt: UAL1702 UNITEDAIRLINES BDL - IAH
First seen: 2025-07-19 23:23:22 EDT
Min Alt: 1025 ft MSL
Min Dist: 1.08 mi
adsb planefence by kx1t - adsbexchange - planefence

Planefence ICAO: A12F6D
Flt: UAL311 UNITEDAIRLINES BOS - LAX
First seen: 2025-05-25 09:00:35 EDT
Min Alt: 2200 ft MSL
Min Dist: 0.27 mi
adsb planefence by kx1t - adsbexchange - planefence

Planefence ICAO: A12F6D
Flt: UAL1008 UNITEDAIRLINES BOS - SFO
First seen: 2025-05-12 08:15:06 EDT
Min Alt: 1300 ft MSL
Min Dist: 0.28 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.

🇺🇸 N17591 - BOEING 737-9 - United Airlines UAL1701/UA1701, Los Angeles (LAX) to Baltimore/Washington Thurgood Marshall (BWI) - 4.3 mi away @ 36225 ft, heading E at 552 mph. Spotted for first time! [01:32:42 PM CDT] #A12F6D #N17591 #B39M #UNITED #UAL1701 #UA1701 #ADSB #ADSBbot