Over 99% Starlink odds, weighted to recent UA5646 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 101 recent flights; Starlink found in 43 of 43 Wi-Fi checks since Jan 4, 2026 (last N602UX, Sep 20, 2026).
Aircraft seen on UA5646: Embraer E-175.