About 47% Starlink odds, weighted to recent UA1128 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 115 recent flights; Starlink found in 4 of 21 Wi-Fi checks since Jan 16, 2026 (last N66828, Jul 11, 2026).
Aircraft seen on UA1128: Boeing 737 MAX 9, Airbus A321neo, Boeing 737-900ER, Boeing 737.