About 41% Starlink odds, weighted to recent UA1534 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 146 recent flights; Starlink found in 15 of 33 Wi-Fi checks since Jan 14, 2026 (last N17245, Oct 10, 2026).
Aircraft seen on UA1534: Boeing 737-800, Airbus A321neo, Boeing 737 MAX 8, Boeing 737 MAX 9.