About 46% Starlink odds, weighted to recent UA1937 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.
Based on 89 recent flights; Starlink found in 4 of 21 Wi-Fi checks since Jan 2, 2026 (last N77542, Sep 26, 2026).
Aircraft seen on UA1937: Boeing 737-800, Airbus A319, Boeing 737-900ER, Boeing 737 MAX 8.