About 27% Starlink odds, weighted to recent UA1957 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 65 recent flights; Starlink found in 5 of 7 Wi-Fi checks since Jan 31, 2026 (last N17244, Sep 20, 2026).
Aircraft seen on UA1957: Boeing 737-800, Boeing 737-900ER, Boeing 737-900.