About 53% Starlink odds, weighted to recent UA1356 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 93 recent flights; Starlink found in 9 of 31 Wi-Fi checks since Jan 2, 2026 (last N14549, Oct 14, 2026).
Aircraft seen on UA1356: Airbus A321neo, Airbus A319, Boeing 737-800, Boeing 737 MAX 9.