About 34% Starlink odds, weighted to recent UA1049 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 96 recent flights; Starlink found in 10 of 26 Wi-Fi checks since Apr 3, 2026 (last N37474, Oct 17, 2026).
Aircraft seen on UA1049: Boeing 737-900ER, Boeing 737-900, Boeing 757-300, Airbus A321neo.