About 30% Starlink odds, weighted to recent UA1534 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 138 recent flights; Starlink found in 14 of 32 Wi-Fi checks since Jan 14, 2026 (last N73276, Oct 1, 2026).
Aircraft seen on UA1534: Boeing 737-800, Airbus A321neo, Boeing 737 MAX 8, Boeing 737 MAX 9.