About 97% Starlink odds, weighted to recent UA5289 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 84 recent flights; Starlink found in 18 of 20 Wi-Fi checks since Jan 23, 2026 (last N617UX, Sep 29, 2026).
Aircraft seen on UA5289: Embraer E-175, Bombardier CRJ-550.