🇺🇸 N15751 - Boeing 737NG 71Q/W - United Airlines UAL1872/UA1872, George Bush Intcntl/Houston (IAH) to Minneapolis-St Paul/Wold-Chamberlain (MSP) - 5.5 mi away @ 40450 ft, heading NNE at 505 mph. Spotted 15x before. [10:20:18 PM CDT] #A0E751 #N15751 #B737 #UNITED #UAL1872 #UA1872 #ADSB #ADSBbot

🇺🇸 N14235 - Boeing 737NG 824/W - United Airlines UAL1872/UA1872 (MCO-IAH-MSP) - 4.5 mi away @ 38250 ft, heading NNE at 508 mph. Spotted 18x before. [10:41:47 PM CDT] #A0ACFD #N14235 #B738 #UNITED #UAL1872 #UA1872 #ADSB #ADSBbot

🇺🇸 N37420 - Boeing 737NG 924ER/W - United Airlines UAL1872/UA1872 (MCO-IAH-MSP) - 3.4 mi away @ 27925 ft, heading NNW at 518 mph. Spotted 8x before. [09:52:54 PM CDT] #A4455E #N37420 #B739 #UNITED #UAL1872 #UA1872 #ADSB #ADSBbot