About 98% Starlink odds, weighted to recent UA5300 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 88 recent flights; Starlink found in 39 of 41 Wi-Fi checks since Jan 2, 2026 (last N638SY, Sep 20, 2026).
Aircraft seen on UA5300: Embraer E-175.