About 68% Starlink odds, weighted to recent UA1311 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 146 recent flights; Starlink found in 13 of 16 Wi-Fi checks since Mar 26, 2026 (last N73251, Oct 10, 2026).
Aircraft seen on UA1311: Boeing 737-800, Boeing 737 MAX 9, Boeing 737-900ER, Airbus A321neo.