ICAO: A12A7B
Owner: UNITEDAIRLINES
Flt: UAL800 N17401 B39M BOS-DEN
Time: 2026-03-17 17:05:24 EDT
Min Alt: 4125 ft
Min Dist: 0.02 mi (-112deg WSW)
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ICAO: A12A7B
Owner: UNITEDAIRLINES
Flt: UAL800 N17401 B39M BOS-DEN
Time: 2026-03-17 17:05:54 EDT
Min Alt: 4950 ft
Min Dist: 1.2 nm (99deg E)
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ICAO: A12A7B
Owner: UNITEDAIRLINES
Flt: UAL1232 N17401 B39M SLC-DEN-BOS
Time: 2026-03-17 15:32:07 EDT
Min Alt: 9350 ft
Min Dist: 1.1 nm (45deg NE)
Squawk: 1324
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ICAO: A12A7B
Owner: UNITED AIRLINES
Flt: UAL558 N17401 B39M DEN-BOS
Time: 2026-01-05 13:15:18 EST
Min Alt: 9050 ft
Min Dist: 0.99 nm (25° NNE)
Squawk: 3475
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ICAO: A12A7B
Owner: UNITED AIRLINES
Flt: UAL1346 N17401 B39M IAH-BOS
Time: 2026-01-04 19:35:15 EST
Min Alt: 9125 ft
Min Dist: 1 nm (26° NNE)
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ICAO: A12A7B
Owner: UNITED AIRLINES
Flt: UAL1372 N17401 B39M SFO-BOS
Time: 2025-11-22 21:15:03 EST
Min Alt: 9300 ft
Min Dist: 1.01 nm (27° NNE)
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ICAO: A12A7B
Owner: UNITED AIRLINES
Flt: UAL2210 N17401 B39M LAX-BOS
Time: 2025-10-19 07:17:41 EDT
Min Alt: 8675 ft
Min Dist: 7.3 km (-14° NNW)
Loudness: -1 dB
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N17401 - BOEING 737 MAX 9 - UMB BANK NA TRUSTEE UAL1689/UA1689 (MCO-IAD-LAX) - 4.2 mi away @ 35200 ft, heading W at 506 mph. Spotted 4x before! [01:41:10 PM CDT] #A12A7B #N17401 #B39M #UAL1689 #UA1689 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N17401 - BOEING 737 MAX 9 - United Airlines UAL2741/UA2741, Washington Dulles (IAD) to Harry Reid (LAS) - 4.7 mi away @ 39700 ft, heading W at 435 mph. Spotted 3x before! [08:39:12 PM CDT] #A12A7B #N17401 #B39M #UNITED #UAL2741 #UA2741 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N17401 - BOEING 737 MAX 9 - United Airlines UAL2110/UA2110, St Louis Lambert (STL) to San Francisco (SFO) - 3.5 mi away @ 7000 ft, heading SW at 306 mph. Spotted 2x before! [06:40:58 PM CDT] #A12A7B #N17401 #B39M #UNITED #UAL2110 #UA2110 #TakingOff #Departure #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N17401 - BOEING 737 MAX 9 - United Airlines UAL279/UA279, John Glenn Columbus (CMH) to San Francisco (SFO) - 4.5 mi away @ 36200 ft, heading W at 524 mph. Spotted once before! [08:34:29 AM CDT] #A12A7B #N17401 #B39M #UNITED #UAL279 #UA279 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N17401 - BOEING 737 MAX 9 - UMB BANK NA TRUSTEE UAL367/UA367, Washington Dulles (IAD) to San Francisco (SFO) - 4.5 mi away @ 36225 ft, heading W at 509 mph. Spotted for first time! [10:45:05 PM CDT] #A12A7B #N17401 #B39M #UAL367 #UA367 #ADSB #ADSBbot
