About 59% Starlink odds, weighted to recent UA5587 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 85 recent flights; Starlink found in 25 of 27 Wi-Fi checks since Jan 7, 2026 (last N151SY, Oct 10, 2026).
Aircraft seen on UA5587: Embraer E-175.