About 40% Starlink odds, weighted to recent UA5550 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 51 recent flights; Starlink found in 5 of 6 Wi-Fi checks since Mar 22, 2026 (last N613UX, Sep 25, 2026).
Aircraft seen on UA5550: Embraer E-175, Bombardier CRJ-200.