About 22% Starlink odds, weighted to recent UA1811 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 71 recent flights; Starlink found in 8 of 12 Wi-Fi checks since Jan 2, 2026 (last N34460, Sep 29, 2026).
Aircraft seen on UA1811: Boeing 737-900ER, Boeing 737-800, Boeing 737 MAX 9, Airbus A321.