About 97% Starlink odds, weighted to recent UA5438 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 87 recent flights; Starlink found in 16 of 16 Wi-Fi checks since Jan 12, 2026 (last N206SY, Oct 11, 2026).
Aircraft seen on UA5438: Embraer E-175.