About 8% Starlink odds, weighted to recent UA747 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 91 recent flights; Starlink found in 7 of 23 Wi-Fi checks since Feb 28, 2026 (last N33286, Aug 11, 2026).
Aircraft seen on UA747: Boeing 737 MAX 8, Boeing 737-800, Airbus A321neo, Boeing 737 MAX 9.