Over 99% Starlink odds, weighted to recent UA3504 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 92 recent flights; Starlink found in 23 of 23 Wi-Fi checks since Jan 20, 2026 (last N760YX, Sep 29, 2026).
Aircraft seen on UA3504: Embraer E-175.