About 14% Starlink odds, weighted to recent UA5748 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 20 recent flights; Starlink found in 4 of 4 Wi-Fi checks since Jan 11, 2026 (last N161SY, Jul 30, 2026).
Aircraft seen on UA5748: Embraer E-175, Bombardier CRJ-550.