About 45% Starlink odds, weighted to recent UA444 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 212 recent flights; Starlink found in 14 of 37 Wi-Fi checks since Feb 12, 2026 (last N64322, Oct 10, 2026).
Aircraft seen on UA444: Airbus A321XLR, Boeing 737-800, Boeing 737 MAX 8, Airbus A319.