Over 99% Starlink odds, weighted to recent UA3509 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 80 recent flights; Starlink found in 11 of 11 Wi-Fi checks since Mar 6, 2026 (last N770YX, Oct 5, 2026).
Aircraft seen on UA3509: Embraer E-175.