About 31% Starlink odds, weighted to recent UA303 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 99 recent flights; Starlink found in 6 of 31 Wi-Fi checks since Jan 2, 2026 (last N76516, Sep 18, 2026).
Aircraft seen on UA303: Boeing 737-700, Airbus A319, Boeing 737-800, Boeing 737-900ER.