About 50% Starlink odds, weighted to recent UA1946 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 178 recent flights; Starlink found in 14 of 44 Wi-Fi checks since Jan 2, 2026 (last N14545, Oct 19, 2026).
Aircraft seen on UA1946: Airbus A321neo, Airbus 320, Airbus A320, Boeing 737 MAX 9.