About 40% Starlink odds, weighted to recent UA1642 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 53 recent flights; Starlink found in 4 of 8 Wi-Fi checks since Mar 12, 2026 (last N37471, Sep 23, 2026).
Aircraft seen on UA1642: Boeing 737-900ER, Airbus A320, Airbus A319, Boeing 737.