About 84% Starlink odds, weighted to recent UA4647 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 71 recent flights; Starlink found in 16 of 16 Wi-Fi checks since Jan 13, 2026 (last N630SY, Oct 2, 2026).
Aircraft seen on UA4647: Embraer E-175, Bombardier CRJ-550.