Over 99% Starlink odds, weighted to recent UA3551 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 84 recent flights; Starlink found in 20 of 20 Wi-Fi checks since Jan 9, 2026 (last N752YX, Oct 2, 2026).
Aircraft seen on UA3551: Embraer E-175.