About 45% Starlink odds, weighted to recent UA5708 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 56 recent flights; Starlink found in 15 of 15 Wi-Fi checks since Jan 12, 2026 (last N211SY, Oct 4, 2026).
Aircraft seen on UA5708: Embraer E-175, Bombardier CRJ-550.