About 48% Starlink odds, weighted to recent UA586 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 70 recent flights; Starlink found in 3 of 7 Wi-Fi checks since Jan 23, 2026 (last N37267, Sep 26, 2026).
Aircraft seen on UA586: Boeing 737-800, Boeing 737-900ER, Boeing 737 MAX 8, Airbus A319.