#UAL21
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abovestlouis.com
🇺🇸 N660UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 10.1 mi away @ 37750 ft, heading SSW at 534 mph. Spotted 13x before. [01:21:40 PM CDT] #A8B5FC #N660UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
September 26, 2026 at 6:22 PM
'Ziekmakende herrieterreur afkomstig van laagvliegende toestellen die vertrekken vanaf de Aalsmeerbaan. Airbus A340 SLM993, Boeing 767 UAL21, Airbus A330 DAL73, Airbus A330 DAL49, Boeing 777 KLM705, Boeing 777 KLM791, Airbus A321 JBU2288, enz enz enz enz enz' Melding Rijnsaterwoude, Vliegherrie.nl.
Meld vliegherrie!
Eindelijk openheid over vliegtuigoverlast
Vliegherrie.nl
February 19, 2025 at 10:31 AM
abovestlouis.com
🇺🇸 N642UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.6 mi away @ 37675 ft, heading SSW at 476 mph. Spotted 5x before! [01:02:41 PM CST] #A86E6C #N642UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
January 25, 2025 at 7:02 PM
abovestlouis.com
🇺🇸 N647UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 6.5 mi away @ 40250 ft, heading SSW at 529 mph. Spotted 14x before. [02:54:14 PM CDT] #A880FF #N647UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
September 18, 2026 at 7:54 PM
abovestlouis.com
🇺🇸 N641UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 8.0 mi away @ 38150 ft, heading SSW at 535 mph. Spotted 8x before. [01:14:39 PM CDT] #A86AB5 #N641UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
September 14, 2026 at 6:15 PM
abovestlouis.com
🇺🇸 N654UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.5 mi away @ 38150 ft, heading SSW at 536 mph. Spotted 17x before. [01:02:32 PM CDT] #A89D59 #N654UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
September 1, 2026 at 6:02 PM
abovefrl.bsky.social
ICAO: #A87223
Owner: #UNITEDAIRLINES
Flt: #UAL21 #N643UA #B763 #AMS-#IAH
Time: 2026-08-28 11:36:38 CEST
Min Alt: 6861 m
Min Dist: 15.2 km (124deg SE)
Squawk: #2127
#adsb #aboveFRL #EHLW adsbexchange flightaware faa
August 28, 2026 at 9:44 AM
abovestlouis.com
🇺🇸 N648UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 5.0 mi away @ 39725 ft, heading SSW at 549 mph. Spotted 14x before. [01:05:00 PM CDT] #A884B6 #N648UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 26, 2026 at 6:05 PM
abovestlouis.com
🇺🇸 N651UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.5 mi away @ 35700 ft, heading SSW at 551 mph. Spotted 10x before. [01:06:27 PM CDT] #A89234 #N651UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 20, 2026 at 6:06 PM
abovestlouis.com
🇺🇸 N656UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.6 mi away @ 39950 ft, heading SSW at 487 mph. Spotted 13x before. [01:38:47 PM CDT] #A8A4C7 #N656UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 19, 2026 at 6:38 PM
abovestlouis.com
🇺🇸 N643UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 5.0 mi away @ 40250 ft, heading SSW at 520 mph. Spotted 8x before. [01:37:01 PM CDT] #A87223 #N643UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 17, 2026 at 6:37 PM
abovestlouis.com
🇺🇸 N654UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.6 mi away @ 37875 ft, heading SSW at 503 mph. Spotted 16x before. [02:37:34 PM CDT] #A89D59 #N654UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 9, 2026 at 7:37 PM
abovestlouis.com
🇺🇸 N660UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.9 mi away @ 40275 ft, heading SSW at 595 mph. Spotted 12x before. [12:49:45 PM CDT] #A8B5FC #N660UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
July 29, 2026 at 5:49 PM
abovestlouis.com
🇺🇸 N647UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.8 mi away @ 39875 ft, heading SSW at 528 mph. Spotted 13x before. [01:18:20 PM CDT] #A880FF #N647UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
July 7, 2026 at 6:18 PM
madfolk67.bsky.social
Station ADSB et ACARS

Vol récent capté: UAL21 | N655UA | BOEING 767-300 | UNITED AIRLINES INC
distance: 27.869 nm | altitude: 36000 pieds | cap: 255.94° | vitesse: 427 noeuds

#UAL21 #B763 #adsb #yow #aviation
Carte ADS-B autour de la station
February 16, 2026 at 5:04 PM
madfolk67.bsky.social
Avions au-dessus de Gatineau: 4 détectés.

- DAL135 (A333): 38025 ft
- UAL21 (B763): 36000 ft
- PTR2335 (DH8D): 3775 ft
- JZA7709 (DH8D): 3275 ft

Le plus élevé : 38025 ft (DAL135 )
Le plus bas : 3275 ft (JZA7709 )

#yow #adsb

Liste: https://madfolk-adsb-ultrafeeder.web.app/
August 16, 2025 at 4:02 PM
madfolk67.bsky.social
Avions au-dessus de Gatineau: 3 détectés.

- Inconnu (DH8D): 20000 ft
- UAL21 (B763): 36000 ft
- DAL23 (B764): 34000 ft

Le plus élevé : 36000 ft (UAL21 )
Le plus bas : 20000 ft (Inconnu)

#yow #adsb

Liste: https://madfolk-adsb-ultrafeeder.web.app/
August 15, 2025 at 4:01 PM
abovebelmont.bsky.social
#Planefence ICAO: #A89234
Flt: #UAL21 #UNITEDAIRLINES #AMS - #IAH
First seen: 2026-01-04 17:42:15 EST
Min Alt: 4925 ft MSL
Min Dist: 1.88 nm
#adsb #planefence by kx1t - airplanes.live - planefence
January 4, 2026 at 10:44 PM
ke0opr.bsky.social
ICAO: #A8A110
Owner: #UNITEDAIRLINES
Flt: #UAL21 #N655UA #B763 #AMS-#IAH
Time: 2026-05-27 13:48:37 CDT
Min Alt: 28000 ft
Min Dist: 120.4 nm (102deg ESE)
Squawk: #2575
#adsb #planefence by kx1t sdr-e adsbexchange flightaware faa
May 27, 2026 at 6:55 PM
abovemedford.bsky.social
#Planefence ICAO: #A89234
Flt: #UAL21 #UNITEDAIRLINES #AMS - #IAH
First seen: 2026-01-04 17:41:38 EST
Min Alt: 3050 ft MSL
Min Dist: 0.01 mi
#adsb #planefence by kx1t - adsbexchange - planefence
January 4, 2026 at 10:44 PM
aboveayer.bsky.social
#Planefence ICAO: A8A4C7
Flt: UAL21 #UNITEDAIRLINES #AMS - #IAH
First seen: 2025-10-07 12:15:49 EDT
Min Alt: 36000 ft MSL
Min Dist: 1.17 mi
#planefence #adsb - adsbexchange - link
October 7, 2025 at 4:20 PM
aboveayer.bsky.social
#Planefence ICAO: A8A4C7
Flt: UAL21 #UNITEDAIRLINES #AMS - #IAH
First seen: 2025-06-27 12:35:28 EDT
Min Alt: 34000 ft MSL
Min Dist: 2.02 mi
#planefence #adsb - adsbexchange - link
June 27, 2025 at 4:39 PM
abovefrl.bsky.social
#ICAO: #A880FF Owner: #UNITED AIRLINES Flt: #UAL21 #N647UA #B763 #AMS-IAH Time: 2026-01-25 11:03:44 CET Min Alt: 7181 m Min Dist: 12.9 km (-75° WNW) #Squawk: 2116 #adsb #aboveFRL #EHLW•adsbexchange•flightaware•faa
January 25, 2026 at 10:10 AM
abovefrl.bsky.social
#Planefence ICAO: A884B6
Flt: UAL21 #UNITEDAIRLINES #AMS - #IAH
First seen: 2025-11-29 11:04:09 CET
Min Alt: 6170 m AGL
Min Dist: 20.7 km
#adsb #aboveFRL #EHLW - adsbexchange
November 29, 2025 at 10:10 AM
abovestlouis.com
🇺🇸 N660UA - Boeing 767 322ER/W - United Airlines UAL21/UA21, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.5 mi away @ 38900 ft, heading SSW at 541 mph. Spotted 10x before. [01:26:18 PM CDT] #A8B5FC #N660UA #B763 #UNITED #UAL21 #UA21 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
July 2, 2026 at 6:26 PM