About 15% Starlink odds, weighted to recent UA2009 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 138 recent flights; Starlink found in 2 of 9 Wi-Fi checks since Feb 16, 2026 (last N73291, Sep 30, 2026).
Aircraft seen on UA2009: Boeing 737 MAX 8, Boeing 737-700, Boeing 737-800, Boeing 737-900.