About 67% Starlink odds, weighted to recent UA667 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 158 recent flights; Starlink found in 19 of 38 Wi-Fi checks since Jan 30, 2026 (last N44501, Sep 30, 2026).
Aircraft seen on UA667: Airbus A321neo, Boeing 737-900ER, Boeing 737-800, Boeing 737 MAX 9.