About 20% Starlink odds, weighted to recent UA1771 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 67 recent flights; Starlink found in 1 of 5 Wi-Fi checks since Jan 2, 2026 (last N77535, Sep 15, 2026).
Aircraft seen on UA1771: Boeing 737-800, Boeing 737 MAX 8, Boeing 737, Boeing 737-900.