Over 99% Starlink odds, weighted to recent UA3561 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 182 recent flights; Starlink found in 37 of 37 Wi-Fi checks since Jan 1, 2026 (last N775YX, Sep 30, 2026).
Aircraft seen on UA3561: Embraer E-175.