ICAO: A12735
Owner: UNITEDAIRLINES
Flt: UAL1117 N17339 B38M LAX-ORD-BOS
Time: 2026-03-13 13:30:45 EDT
Min Alt: 8075 ft
Min Dist: 1.01 nm (26deg NNE)

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ICAO: A12735
Owner: UNITEDAIRLINES
Flt: UAL1414 N17339 B38M BOS-ORD-TPA
Time: 2026-03-13 06:26:28 EDT
Min Alt: 9150 ft
Min Dist: 1.5 nm (58deg 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.

🇺🇸 N17339 - Boeing 737MAX 8 - United Airlines UAL1847/UA1847 (RSW-EWR-SNA) - 4.5 mi away @ 32900 ft, heading WSW at 465 mph. Spotted 5x before. [03:28:30 PM CST] #A12735 #N17339 #B38M #UNITED #UAL1847 #UA1847 #ADSB #ADSBbot

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

🇺🇸 N17339 - Boeing 737MAX 8 - United Airlines UAL1504/UA1504, Chicago O'Hare (ORD) to San Antonio (SAT) - 4.5 mi away @ 36625 ft, heading SW at 496 mph. Spotted 4x before! [10:31:14 PM CDT] #A12735 #N17339 #B38M #UNITED #UAL1504 #UA1504 #ADSB #ADSBbot

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

🇺🇸 N17339 - Boeing 737MAX 8 - United Airlines UAL1504/UA1504, Chicago O'Hare (ORD) to San Antonio (SAT) - 4.2 mi away @ 34800 ft, heading SW at 464 mph. Spotted 3x before! [09:40:40 PM CDT] #A12735 #N17339 #B38M #UNITED #UAL1504 #UA1504 #ADSB #ADSBbot

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

🇺🇸 N17339 - Boeing 737MAX 8 - United Airlines UAL2154/UA2154 (MSY-ORD-SAN) - 4.4 mi away @ 36200 ft, heading NNE at 496 mph. Spotted 2x before! [03:52:05 PM CST] #A12735 #N17339 #B38M #UNITED #UAL2154 #UA2154 #ADSB #ADSBbot