Over 99% Starlink odds, weighted to recent UA3653 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 75 recent flights; Starlink found in 18 of 18 Wi-Fi checks since Jan 8, 2026 (last N721YX, Sep 25, 2026).
Aircraft seen on UA3653: Embraer E-175.