About 92% Starlink odds, weighted to recent UA5631 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 67 recent flights; Starlink found in 10 of 10 Wi-Fi checks since Mar 25, 2026 (last N203SY, Oct 8, 2026).
Aircraft seen on UA5631: Embraer E-175.