About 53% Starlink odds, weighted to recent UA478 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 79 recent flights; Starlink found in 9 of 13 Wi-Fi checks since Mar 15, 2026 (last N14235, Oct 3, 2026).
Aircraft seen on UA478: Boeing 737-800, Boeing 737-900ER.